<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by DFIN XBRL Schema Document - http://www.dfinsolutions.com/ - on 15-10-2026 08:50:01 PM -->
<!-- Copyright(c) 2026 Donnelley Financial Solutions, Inc. All Rights Reserved. -->
<schema targetNamespace="http://www.funds.mfs.com/20261013" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:msti="http://www.funds.mfs.com/20261013" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:srt-types="http://fasb.org/srt-types/2025" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:oef="http://xbrl.sec.gov/oef/2025" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:us-gaap="http://fasb.org/us-gaap/2025" xmlns:oef-pre="http://xbrl.sec.gov/oef-pre/2025" xmlns:oef-lab="http://xbrl.sec.gov/oef-lab/2025" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:country="http://xbrl.sec.gov/country/2025" xmlns:us-roles="http://fasb.org/us-roles/2025" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:us-types="http://fasb.org/us-types/2025" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2024-01-31" xmlns:oef-def="http://xbrl.sec.gov/oef-def/2025" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:srt="http://fasb.org/srt/2025" xmlns:oef-sr="http://xbrl.sec.gov/oef-sr/2025" xmlns:srt-roles="http://fasb.org/srt-roles/2025" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:stpr="http://xbrl.sec.gov/stpr/2025" elementFormDefault="qualified">
	<import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
	<import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
	<import namespace="http://xbrl.sec.gov/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
	<import namespace="http://fasb.org/us-types/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-types-2025.xsd"/>
	<import namespace="http://www.xbrl.org/dtr/type/2024-01-31" schemaLocation="https://www.xbrl.org/dtr/type/2024-01-31/types.xsd"/>   
	<import namespace="http://xbrl.sec.gov/country/2025" schemaLocation="https://xbrl.sec.gov/country/2025/country-2025.xsd"/>
	<import namespace="http://fasb.org/srt/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd"/>
	<import namespace="http://fasb.org/srt-types/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-types-2025.xsd"/>
	<import namespace="http://xbrl.sec.gov/oef-sr/2025" schemaLocation="https://xbrl.sec.gov/oef/2025/oef-sr-2025.xsd"/>
	<import namespace="http://fasb.org/us-gaap/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd"/>
	<import namespace="http://fasb.org/us-roles/2025" schemaLocation="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd"/>
	<import namespace="http://fasb.org/srt-roles/2025" schemaLocation="https://xbrl.fasb.org/srt/2025/elts/srt-roles-2025.xsd"/>
	<annotation>
		<appinfo>
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				<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReport" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReport"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportHoldingsDetails"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportLineGraphDetails"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ShareholderReportAverageAnnualReturnDetails"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ClassOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#ClassOnly"/>
				<link:roleRef roleURI="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="simple" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-roles-2025.xsd#eedm"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/LargestHoldingOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#LargestHoldingOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/Other1CategoryOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Other1CategoryOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/AdditionalIndexOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#AdditionalIndexOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/BroadBasedIndexOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#BroadBasedIndexOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/Other2CategoryOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#Other2CategoryOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/SalesLoadOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#SalesLoadOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/MaturityOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#MaturityOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/IndustrySectorOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#IndustrySectorOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/CreditQualityOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#CreditQualityOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/oef/role/GeographicRegionOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#GeographicRegionOnly"/>
				<link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReport">              
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000206004Member" xlink:label="C000206004Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000206004Member" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002188Member" xlink:label="C000002188Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002187Member" xlink:label="C000002187Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002186Member" xlink:label="C000002186Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002186Member" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002184Member" xlink:label="C000002184Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002184Member" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000206005Member" xlink:label="C000206005Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000206005Member" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002183Member" xlink:label="C000002183Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002183Member" order="8.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002182Member" xlink:label="C000002182Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002182Member" order="9.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002179Member" xlink:label="C000002179Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002179Member" order="10.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002190Member" xlink:label="C000002190Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002190Member" order="11.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002192Member" xlink:label="C000002192Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002192Member" order="12.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002193Member" xlink:label="C000002193Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002193Member" order="13.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002194Member" xlink:label="C000002194Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002196Member" xlink:label="C000002196Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002196Member" order="15.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002198Member" xlink:label="C000002198Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002199Member" xlink:label="C000002199Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002191Member" xlink:label="C000002191Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002191Member" order="18.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000124424Member" xlink:label="C000124424Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000124424Member" order="19.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000075013Member" xlink:label="C000075013Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000075013Member" order="20.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002211Member" xlink:label="C000002211Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002211Member" order="21.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002222Member" xlink:label="C000002222Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002221Member" xlink:label="C000002221Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002219Member" xlink:label="C000002219Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002217Member" xlink:label="C000002217Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002216Member" xlink:label="C000002216Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002215Member" xlink:label="C000002215Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002210Member" xlink:label="C000002210Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000002235Member" xlink:label="C000002235Member"/>
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					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="ExxonMobilHoldingsCorpMember" order="37.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_RTXCorpMember" xlink:label="RTXCorpMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="RTXCorpMember" order="38.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_MorganStanleyMember" xlink:label="MorganStanleyMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="MorganStanleyMember" order="39.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_ConocoPhillipsMember" xlink:label="ConocoPhillipsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="ConocoPhillipsMember" order="40.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_MerckAndCoIncMember" xlink:label="MerckAndCoIncMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="MerckAndCoIncMember" order="41.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_TeledyneTechnologiesIncMember" xlink:label="TeledyneTechnologiesIncMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="TeledyneTechnologiesIncMember" order="42.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_MonsterWorldwideIncMember" xlink:label="MonsterWorldwideIncMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="MonsterWorldwideIncMember" order="43.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_McKessonCorpMember" xlink:label="McKessonCorpMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="McKessonCorpMember" order="44.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_AlphabetIncAMember" xlink:label="AlphabetIncAMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="AlphabetIncAMember" order="45.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_ValeroEnergyCorpMember" xlink:label="ValeroEnergyCorpMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="ValeroEnergyCorpMember" order="46.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_NVIDIACorpMember" xlink:label="NVIDIACorpMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="NVIDIACorpMember" order="47.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_ColgatePalmoliveCoMember" xlink:label="ColgatePalmoliveCoMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="ColgatePalmoliveCoMember" order="48.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_TaiwanSemiconductorManufacturingCoLtdADRMember" xlink:label="TaiwanSemiconductorManufacturingCoLtdADRMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="TaiwanSemiconductorManufacturingCoLtdADRMember" order="49.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_RocheHoldingAGMember" xlink:label="RocheHoldingAGMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="RocheHoldingAGMember" order="50.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_DBSGroupHoldingsLtdMember" xlink:label="DBSGroupHoldingsLtdMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="DBSGroupHoldingsLtdMember" order="51.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_IGGroupHoldingsPLCMember" xlink:label="IGGroupHoldingsPLCMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="IGGroupHoldingsPLCMember" order="52.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_KoninklijkeKPNNVMember" xlink:label="KoninklijkeKPNNVMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="KoninklijkeKPNNVMember" order="53.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_CLPHoldingsLtdMember" xlink:label="CLPHoldingsLtdMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="CLPHoldingsLtdMember" order="54.0" />
					<!--GeographicRegionDomain Only presentation and label linkbases-->			 
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_GeographicRegionDomain" xlink:label="GeographicRegionDomain"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA" xlink:label="CA"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="CA" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_FR" xlink:label="FR"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="FR" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE" xlink:label="DE"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="DE" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_HK" xlink:label="HK"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="HK" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IT" xlink:label="IT"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="IT" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP" xlink:label="JP"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="JP" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_NL" xlink:label="NL"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="NL" order="8.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG" xlink:label="SG"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="SG" order="9.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH" xlink:label="CH"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="CH" order="10.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_TW" xlink:label="TW"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="TW" order="11.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_GB" xlink:label="GB"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="GB" order="12.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US" xlink:label="US"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="GeographicRegionDomain" xlink:to="US" order="13.0" />
					<!--IndustrySectorDomain Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/>	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TechnologySectorMember" xlink:label="TechnologySectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="TechnologySectorMember" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_CapitalGoodsMember" xlink:label="CapitalGoodsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="CapitalGoodsMember" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_ConsumerCyclicalsMember" xlink:label="ConsumerCyclicalsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ConsumerCyclicalsMember" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaterialsSectorMember" xlink:label="MaterialsSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="MaterialsSectorMember" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_InformationTechnologySectorMember" xlink:label="InformationTechnologySectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="InformationTechnologySectorMember" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_IndustrialSectorMember" xlink:label="IndustrialSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="IndustrialSectorMember" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerStaplesSectorMember" xlink:label="ConsumerStaplesSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ConsumerStaplesSectorMember" order="8.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerDiscretionarySectorMember" xlink:label="ConsumerDiscretionarySectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ConsumerDiscretionarySectorMember" order="9.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CommunicationsSectorMember" xlink:label="CommunicationsSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="CommunicationsSectorMember" order="10.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealEstateSectorMember" xlink:label="RealEstateSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="RealEstateSectorMember" order="11.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="HealthcareSectorMember" order="12.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialServicesSectorMember" xlink:label="FinancialServicesSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="FinancialServicesSectorMember" order="13.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergySectorMember" xlink:label="EnergySectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="EnergySectorMember" order="14.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_ElectricalEquipmentMember" xlink:label="ElectricalEquipmentMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="ElectricalEquipmentMember" order="15.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_InteractiveMediaServicesMember" xlink:label="InteractiveMediaServicesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="InteractiveMediaServicesMember" order="16.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_HardwarePeripheralsAndAssemblyMember" xlink:label="HardwarePeripheralsAndAssemblyMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="HardwarePeripheralsAndAssemblyMember" order="17.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_SemiconductorAndElectronicComponentsMember" xlink:label="SemiconductorAndElectronicComponentsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="SemiconductorAndElectronicComponentsMember" order="18.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_SoftwareMember" xlink:label="SoftwareMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="SoftwareMember" order="19.0" />
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_UtilitiesSectorMember" xlink:label="UtilitiesSectorMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="UtilitiesSectorMember" order="20.0" />
					<!--CreditQualityDomain Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CreditQualityDomain" xlink:label="CreditQualityDomain"/>	
					<link:loc xlink:type="locator" xlink:href="#msti_AOneMember" xlink:label="AOneMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="AOneMember" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_AOnePlusMember" xlink:label="AOnePlusMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="AOnePlusMember" order="3.0" />
					<!--ExternalCreditRatingFitchMember Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ExternalCreditRatingFitchMember" xlink:label="ExternalCreditRatingFitchMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="ExternalCreditRatingFitchMember" xbrldt:usable="false" order="1.0"/>
					<!--ExternalCreditRatingMoodysMember Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ExternalCreditRatingMoodysMember" xlink:label="ExternalCreditRatingMoodysMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="ExternalCreditRatingMoodysMember" xbrldt:usable="false" order="2.1"/>
					<!--ExternalCreditRatingStandardPoorsMember Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ExternalCreditRatingStandardPoorsMember" xlink:label="ExternalCreditRatingStandardPoorsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="ExternalCreditRatingStandardPoorsMember" xbrldt:usable="false" order="3.1"/>
					<!--CreditRatingAMBestDomain Only presentation and label linkbases-->	
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CreditRatingAMBestDomain" xlink:label="CreditRatingAMBestDomain"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="CreditQualityDomain" xlink:to="CreditRatingAMBestDomain" xbrldt:usable="false" order="4.1"/>
				</link:presentationLink>
				<link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails">            
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000206004Member" xlink:label="C000206004Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000206004Member" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002188Member" xlink:label="C000002188Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002188Member" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002187Member" xlink:label="C000002187Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002187Member" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002186Member" xlink:label="C000002186Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002186Member" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002184Member" xlink:label="C000002184Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000002184Member" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000206005Member" xlink:label="C000206005Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000206005Member" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="#msti_C000002183Member" xlink:label="C000002183Member"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="CharlesRiverLaboratoriesInternationalIncMember" order="11.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="MeritMedicalSystemsIncMember" order="12.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_LigandPharmaceuticalsIncMember" xlink:label="LigandPharmaceuticalsIncMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="LigandPharmaceuticalsIncMember" order="13.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CACIInternationalIncAMember" xlink:label="CACIInternationalIncAMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="CACIInternationalIncAMember" order="14.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SchneiderElectricSEMember" xlink:label="SchneiderElectricSEMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="SchneiderElectricSEMember" order="15.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="HitachiLtdMember" order="17.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="TaiwanSemiconductorManufacturingCoLtdMember" order="19.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="TokyoElectronLtdMember" order="22.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="BancoBilbaoVizcayaArgentariaSAMember" order="23.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="BNPParibasSAMember" order="24.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="AppleIncMember" order="25.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="MicrosoftCorpMember" order="26.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_JFrogLtdMember" xlink:label="JFrogLtdMember"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="CiscoSystemsIncMember" order="31.0"/>
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					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="EquityMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="MoneyMarketFundsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="InvestmentTypeCategorizationMember" xlink:to="MoneyMarketFundsMember" order="4.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/BroadBasedIndexOnly">               
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_BroadBasedIndexDomain" xlink:label="BroadBasedIndexDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_Russell3000IndexMember" xlink:label="Russell3000IndexMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BroadBasedIndexDomain" xlink:to="Russell3000IndexMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" xlink:label="MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BroadBasedIndexDomain" xlink:to="MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_StandardAndPoorS500StockIndexMember" xlink:label="StandardAndPoorS500StockIndexMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BroadBasedIndexDomain" xlink:to="StandardAndPoorS500StockIndexMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MSCIAllCountryWorldIndexNetDivMember" xlink:label="MSCIAllCountryWorldIndexNetDivMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="BroadBasedIndexDomain" xlink:to="MSCIAllCountryWorldIndexNetDivMember" order="4.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/AdditionalIndexOnly">              
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_AdditionalIndexDomain" xlink:label="AdditionalIndexDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_Russell2000GrowthIndexMember" xlink:label="Russell2000GrowthIndexMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AdditionalIndexDomain" xlink:to="Russell2000GrowthIndexMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_StandardAndPoorSNorthAmericanTechnologySectorIndexMember" xlink:label="StandardAndPoorSNorthAmericanTechnologySectorIndexMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AdditionalIndexDomain" xlink:to="StandardAndPoorSNorthAmericanTechnologySectorIndexMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_Russell1000ValueIndexMember" xlink:label="Russell1000ValueIndexMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AdditionalIndexDomain" xlink:to="Russell1000ValueIndexMember" order="3.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/MaturityOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaturityDomain" xlink:label="MaturityDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_NinetyTo365DaysMember" xlink:label="NinetyTo365DaysMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="MaturityDomain" xlink:to="NinetyTo365DaysMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SixtyTo89DaysMember" xlink:label="SixtyTo89DaysMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="MaturityDomain" xlink:to="SixtyTo89DaysMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ThirtyTo59DaysMember" xlink:label="ThirtyTo59DaysMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="MaturityDomain" xlink:to="ThirtyTo59DaysMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_EightTo29DaysMember" xlink:label="EightTo29DaysMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="MaturityDomain" xlink:to="EightTo29DaysMember" order="4.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ZeroTo7DaysMember" xlink:label="ZeroTo7DaysMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="MaturityDomain" xlink:to="ZeroTo7DaysMember" order="5.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/IndustrySectorOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CapitalGoodsMember" xlink:label="CapitalGoodsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="CapitalGoodsMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ConsumerCyclicalsMember" xlink:label="ConsumerCyclicalsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="ConsumerCyclicalsMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ElectricalEquipmentMember" xlink:label="ElectricalEquipmentMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="ElectricalEquipmentMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_InteractiveMediaServicesMember" xlink:label="InteractiveMediaServicesMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="InteractiveMediaServicesMember" order="4.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_HardwarePeripheralsAndAssemblyMember" xlink:label="HardwarePeripheralsAndAssemblyMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="HardwarePeripheralsAndAssemblyMember" order="5.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SemiconductorAndElectronicComponentsMember" xlink:label="SemiconductorAndElectronicComponentsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="SemiconductorAndElectronicComponentsMember" order="6.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SoftwareMember" xlink:label="SoftwareMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="SoftwareMember" order="7.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/CreditQualityOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_CreditQualityDomain" xlink:label="CreditQualityDomain"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AOneMember" xlink:label="AOneMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditQualityDomain" xlink:to="AOneMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AOnePlusMember" xlink:label="AOnePlusMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="CreditQualityDomain" xlink:to="AOnePlusMember" order="2.0"/>
				</link:definitionLink>
				<!--GeographicRegionOnly use only for STPR-->
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/GeographicRegionOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_GeographicRegionDomain" xlink:label="GeographicRegionDomain"/>
				</link:definitionLink>
				<link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link">               
					<link:loc xlink:type="locator" xlink:href="#msti_NinetyTo365DaysMember" xlink:label="NinetyTo365DaysMember"/>
					<link:label xlink:type="resource" xlink:label="label_NinetyTo365DaysMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Ninety To 365 days [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NinetyTo365DaysMember" xlink:to="label_NinetyTo365DaysMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SixtyTo89DaysMember" xlink:label="SixtyTo89DaysMember"/>
					<link:label xlink:type="resource" xlink:label="label_SixtyTo89DaysMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Sixty To 89 days [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SixtyTo89DaysMember" xlink:to="label_SixtyTo89DaysMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ThirtyTo59DaysMember" xlink:label="ThirtyTo59DaysMember"/>
					<link:label xlink:type="resource" xlink:label="label_ThirtyTo59DaysMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Thirty To 59 days [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ThirtyTo59DaysMember" xlink:to="label_ThirtyTo59DaysMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_EightTo29DaysMember" xlink:label="EightTo29DaysMember"/>
					<link:label xlink:type="resource" xlink:label="label_EightTo29DaysMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Eight To 29 days [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EightTo29DaysMember" xlink:to="label_EightTo29DaysMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ZeroTo7DaysMember" xlink:label="ZeroTo7DaysMember"/>
					<link:label xlink:type="resource" xlink:label="label_ZeroTo7DaysMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Zero To 7 days [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ZeroTo7DaysMember" xlink:to="label_ZeroTo7DaysMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AOneMember" xlink:label="AOneMember"/>
					<link:label xlink:type="resource" xlink:label="label_AOneMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">A One [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AOneMember" xlink:to="label_AOneMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AOnePlusMember" xlink:label="AOnePlusMember"/>
					<link:label xlink:type="resource" xlink:label="label_AOnePlusMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">A One Plus [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AOnePlusMember" xlink:to="label_AOnePlusMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember" xlink:label="RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember"/>
					<link:label xlink:type="resource" xlink:label="label_RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Repurchase Agreements collateralized by U S Treasury and or U S Government Agency Securities [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember" xlink:to="label_RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember" xlink:label="USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember"/>
					<link:label xlink:type="resource" xlink:label="label_USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">U S Treasury and U S Government Agency Securities and Equivalents [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember" xlink:to="label_USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000206004Member" xlink:label="C000206004Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000206004Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000206004 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000206004Member" xlink:to="label_C000206004Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000206004Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class R6</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000206004Member" xlink:to="label_C000206004Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002188Member" xlink:label="C000002188Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002188Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002188 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002188Member" xlink:to="label_C000002188Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002188Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class R4</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002188Member" xlink:to="label_C000002188Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002187Member" xlink:label="C000002187Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002187Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002187 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002187Member" xlink:to="label_C000002187Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002187Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class R3</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002187Member" xlink:to="label_C000002187Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002186Member" xlink:label="C000002186Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002186Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002186 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002186Member" xlink:to="label_C000002186Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002186Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class R2</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002186Member" xlink:to="label_C000002186Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002184Member" xlink:label="C000002184Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002184Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002184 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002184Member" xlink:to="label_C000002184Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002184Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class R1</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002184Member" xlink:to="label_C000002184Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000206005Member" xlink:label="C000206005Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000206005Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000206005 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000206005Member" xlink:to="label_C000206005Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000206005Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class I</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000206005Member" xlink:to="label_C000206005Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002183Member" xlink:label="C000002183Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002183Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002183 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002183Member" xlink:to="label_C000002183Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002183Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class C</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002183Member" xlink:to="label_C000002183Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002182Member" xlink:label="C000002182Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002182Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002182 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002182Member" xlink:to="label_C000002182Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002182Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class B</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002182Member" xlink:to="label_C000002182Member_2"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002179Member" xlink:label="C000002179Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002179Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002179 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002179Member" xlink:to="label_C000002179Member"/>
										<link:label xlink:type="resource" xlink:label="label_C000002179Member_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Class A</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002179Member" xlink:to="label_C000002179Member_2"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TechnologySectorMember" xlink:label="TechnologySectorMember"/>
					<link:label xlink:type="resource" xlink:label="label_TechnologySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Technology Sector [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TechnologySectorMember" xlink:to="label_TechnologySectorMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002190Member" xlink:label="C000002190Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002190Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002190 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002190Member" xlink:to="label_C000002190Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002192Member" xlink:label="C000002192Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002192Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002192 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002192Member" xlink:to="label_C000002192Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002193Member" xlink:label="C000002193Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002193Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002193 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002193Member" xlink:to="label_C000002193Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002194Member" xlink:label="C000002194Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002194Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002194 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002194Member" xlink:to="label_C000002194Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002196Member" xlink:label="C000002196Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002196Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002196 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002196Member" xlink:to="label_C000002196Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002198Member" xlink:label="C000002198Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002198Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002198 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002198Member" xlink:to="label_C000002198Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002199Member" xlink:label="C000002199Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002199Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002199 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002199Member" xlink:to="label_C000002199Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002191Member" xlink:label="C000002191Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002191Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002191 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002191Member" xlink:to="label_C000002191Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000124424Member" xlink:label="C000124424Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000124424Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000124424 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000124424Member" xlink:to="label_C000124424Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CapitalGoodsMember" xlink:label="CapitalGoodsMember"/>
					<link:label xlink:type="resource" xlink:label="label_CapitalGoodsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Capital Goods [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalGoodsMember" xlink:to="label_CapitalGoodsMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ConsumerCyclicalsMember" xlink:label="ConsumerCyclicalsMember"/>
					<link:label xlink:type="resource" xlink:label="label_ConsumerCyclicalsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Consumer Cyclicals [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerCyclicalsMember" xlink:to="label_ConsumerCyclicalsMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_BroadcomIncMember" xlink:label="BroadcomIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_BroadcomIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Broadcom Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BroadcomIncMember" xlink:to="label_BroadcomIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MetaPlatformsIncAMember" xlink:label="MetaPlatformsIncAMember"/>
					<link:label xlink:type="resource" xlink:label="label_MetaPlatformsIncAMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Meta Platforms Inc A [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MetaPlatformsIncAMember" xlink:to="label_MetaPlatformsIncAMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_PfizerIncMember" xlink:label="PfizerIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_PfizerIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Pfizer Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PfizerIncMember" xlink:to="label_PfizerIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_GileadSciencesIncMember" xlink:label="GileadSciencesIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_GileadSciencesIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Gilead Sciences Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GileadSciencesIncMember" xlink:to="label_GileadSciencesIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_Russell3000IndexMember" xlink:label="Russell3000IndexMember"/>
					<link:label xlink:type="resource" xlink:label="label_Russell3000IndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Russell 3000 Index [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Russell3000IndexMember" xlink:to="label_Russell3000IndexMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_Russell2000GrowthIndexMember" xlink:label="Russell2000GrowthIndexMember"/>
					<link:label xlink:type="resource" xlink:label="label_Russell2000GrowthIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Russell 2000 Growth Index [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Russell2000GrowthIndexMember" xlink:to="label_Russell2000GrowthIndexMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ElementSolutionsIncMember" xlink:label="ElementSolutionsIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_ElementSolutionsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Element Solutions Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ElementSolutionsIncMember" xlink:to="label_ElementSolutionsIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SSRMiningIncMember" xlink:label="SSRMiningIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_SSRMiningIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">SSR Mining Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SSRMiningIncMember" xlink:to="label_SSRMiningIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AdvancedEnergyIndustriesIncMember" xlink:label="AdvancedEnergyIndustriesIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_AdvancedEnergyIndustriesIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Advanced Energy Industries Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdvancedEnergyIndustriesIncMember" xlink:to="label_AdvancedEnergyIndustriesIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MoogIncAMember" xlink:label="MoogIncAMember"/>
					<link:label xlink:type="resource" xlink:label="label_MoogIncAMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Moog Inc A [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MoogIncAMember" xlink:to="label_MoogIncAMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_WaystarHoldingCorpMember" xlink:label="WaystarHoldingCorpMember"/>
					<link:label xlink:type="resource" xlink:label="label_WaystarHoldingCorpMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Waystar Holding Corp [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WaystarHoldingCorpMember" xlink:to="label_WaystarHoldingCorpMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ChefsWarehouseIncMember" xlink:label="ChefsWarehouseIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_ChefsWarehouseIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Chefs Warehouse Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ChefsWarehouseIncMember" xlink:to="label_ChefsWarehouseIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CharlesRiverLaboratoriesInternationalIncMember" xlink:label="CharlesRiverLaboratoriesInternationalIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_CharlesRiverLaboratoriesInternationalIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Charles River Laboratories International Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CharlesRiverLaboratoriesInternationalIncMember" xlink:to="label_CharlesRiverLaboratoriesInternationalIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MeritMedicalSystemsIncMember" xlink:label="MeritMedicalSystemsIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_MeritMedicalSystemsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Merit Medical Systems Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MeritMedicalSystemsIncMember" xlink:to="label_MeritMedicalSystemsIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_LigandPharmaceuticalsIncMember" xlink:label="LigandPharmaceuticalsIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_LigandPharmaceuticalsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Ligand Pharmaceuticals Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LigandPharmaceuticalsIncMember" xlink:to="label_LigandPharmaceuticalsIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CACIInternationalIncAMember" xlink:label="CACIInternationalIncAMember"/>
					<link:label xlink:type="resource" xlink:label="label_CACIInternationalIncAMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">CACI International Inc A [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CACIInternationalIncAMember" xlink:to="label_CACIInternationalIncAMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000075013Member" xlink:label="C000075013Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000075013Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000075013 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000075013Member" xlink:to="label_C000075013Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002211Member" xlink:label="C000002211Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002211Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002211 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002211Member" xlink:to="label_C000002211Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002222Member" xlink:label="C000002222Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002222Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002222 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002222Member" xlink:to="label_C000002222Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002221Member" xlink:label="C000002221Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002221Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002221 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002221Member" xlink:to="label_C000002221Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002219Member" xlink:label="C000002219Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002219Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002219 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002219Member" xlink:to="label_C000002219Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002217Member" xlink:label="C000002217Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002217Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002217 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002217Member" xlink:to="label_C000002217Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002216Member" xlink:label="C000002216Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002216Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002216 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002216Member" xlink:to="label_C000002216Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002215Member" xlink:label="C000002215Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002215Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002215 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002215Member" xlink:to="label_C000002215Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002210Member" xlink:label="C000002210Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002210Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002210 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002210Member" xlink:to="label_C000002210Member"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealEstateSectorMember" xlink:label="RealEstateSectorMember"/>
					<link:label xlink:type="resource" xlink:label="label_RealEstateSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Real Estate Sector [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RealEstateSectorMember" xlink:to="label_RealEstateSectorMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/>
					<link:label xlink:type="resource" xlink:label="label_HealthcareSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Healthcare Sector [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HealthcareSectorMember" xlink:to="label_HealthcareSectorMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FinancialServicesSectorMember" xlink:label="FinancialServicesSectorMember"/>
					<link:label xlink:type="resource" xlink:label="label_FinancialServicesSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Financial Services Sector [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialServicesSectorMember" xlink:to="label_FinancialServicesSectorMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergySectorMember" xlink:label="EnergySectorMember"/>
					<link:label xlink:type="resource" xlink:label="label_EnergySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Energy Sector [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EnergySectorMember" xlink:to="label_EnergySectorMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMember" xlink:label="EquityMember"/>
					<link:label xlink:type="resource" xlink:label="label_EquityMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Equity [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMember" xlink:to="label_EquityMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="MoneyMarketFundsMember"/>
					<link:label xlink:type="resource" xlink:label="label_MoneyMarketFundsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Money Market Funds [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MoneyMarketFundsMember" xlink:to="label_MoneyMarketFundsMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CA" xlink:label="CA"/>
					<link:label xlink:type="resource" xlink:label="label_CA" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">CANADA</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CA" xlink:to="label_CA"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_FR" xlink:label="FR"/>
					<link:label xlink:type="resource" xlink:label="label_FR" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">FRANCE</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FR" xlink:to="label_FR"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_DE" xlink:label="DE"/>
					<link:label xlink:type="resource" xlink:label="label_DE" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">GERMANY</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DE" xlink:to="label_DE"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_HK" xlink:label="HK"/>
					<link:label xlink:type="resource" xlink:label="label_HK" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">HONG KONG</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HK" xlink:to="label_HK"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IT" xlink:label="IT"/>
					<link:label xlink:type="resource" xlink:label="label_IT" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">ITALY</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IT" xlink:to="label_IT"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_JP" xlink:label="JP"/>
					<link:label xlink:type="resource" xlink:label="label_JP" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">JAPAN</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JP" xlink:to="label_JP"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_NL" xlink:label="NL"/>
					<link:label xlink:type="resource" xlink:label="label_NL" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">NETHERLANDS</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NL" xlink:to="label_NL"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_SG" xlink:label="SG"/>
					<link:label xlink:type="resource" xlink:label="label_SG" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">SINGAPORE</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SG" xlink:to="label_SG"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_CH" xlink:label="CH"/>
					<link:label xlink:type="resource" xlink:label="label_CH" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">SWITZERLAND</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CH" xlink:to="label_CH"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_TW" xlink:label="TW"/>
					<link:label xlink:type="resource" xlink:label="label_TW" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">TAIWAN</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TW" xlink:to="label_TW"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_GB" xlink:label="GB"/>
					<link:label xlink:type="resource" xlink:label="label_GB" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">UNITED KINGDOM</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GB" xlink:to="label_GB"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US" xlink:label="US"/>
					<link:label xlink:type="resource" xlink:label="label_US" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">UNITED STATES</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="US" xlink:to="label_US"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002223Member" xlink:label="C000002223Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002223Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002223 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002223Member" xlink:to="label_C000002223Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002228Member" xlink:label="C000002228Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002228Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002228 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002228Member" xlink:to="label_C000002228Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002229Member" xlink:label="C000002229Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002229Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002229 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002229Member" xlink:to="label_C000002229Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002230Member" xlink:label="C000002230Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002230Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002230 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002230Member" xlink:to="label_C000002230Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002232Member" xlink:label="C000002232Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002232Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002232 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002232Member" xlink:to="label_C000002232Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002234Member" xlink:label="C000002234Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002234Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002234 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002234Member" xlink:to="label_C000002234Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002235Member" xlink:label="C000002235Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002235Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002235 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002235Member" xlink:to="label_C000002235Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000002224Member" xlink:label="C000002224Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000002224Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000002224 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000002224Member" xlink:to="label_C000002224Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000034436Member" xlink:label="C000034436Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000034436Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000034436 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000034436Member" xlink:to="label_C000034436Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" xlink:label="MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember"/>
					<link:label xlink:type="resource" xlink:label="label_MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">MSCI EAFE Europe Australasia Far East Index net div [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" xlink:to="label_MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SchneiderElectricSEMember" xlink:label="SchneiderElectricSEMember"/>
					<link:label xlink:type="resource" xlink:label="label_SchneiderElectricSEMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Schneider Electric SE [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SchneiderElectricSEMember" xlink:to="label_SchneiderElectricSEMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MizuhoFinancialGroupIncMember" xlink:label="MizuhoFinancialGroupIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_MizuhoFinancialGroupIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Mizuho Financial Group Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MizuhoFinancialGroupIncMember" xlink:to="label_MizuhoFinancialGroupIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_HitachiLtdMember" xlink:label="HitachiLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_HitachiLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Hitachi Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HitachiLtdMember" xlink:to="label_HitachiLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ASMLHoldingNVMember" xlink:label="ASMLHoldingNVMember"/>
					<link:label xlink:type="resource" xlink:label="label_ASMLHoldingNVMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">ASML Holding N V [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ASMLHoldingNVMember" xlink:to="label_ASMLHoldingNVMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_TaiwanSemiconductorManufacturingCoLtdMember" xlink:label="TaiwanSemiconductorManufacturingCoLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_TaiwanSemiconductorManufacturingCoLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Taiwan Semiconductor Manufacturing Co Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaiwanSemiconductorManufacturingCoLtdMember" xlink:to="label_TaiwanSemiconductorManufacturingCoLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_NovartisAGMember" xlink:label="NovartisAGMember"/>
					<link:label xlink:type="resource" xlink:label="label_NovartisAGMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Novartis AG [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NovartisAGMember" xlink:to="label_NovartisAGMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_TotalEnergiesSEMember" xlink:label="TotalEnergiesSEMember"/>
					<link:label xlink:type="resource" xlink:label="label_TotalEnergiesSEMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">TotalEnergies SE [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TotalEnergiesSEMember" xlink:to="label_TotalEnergiesSEMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_TokyoElectronLtdMember" xlink:label="TokyoElectronLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_TokyoElectronLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Tokyo Electron Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TokyoElectronLtdMember" xlink:to="label_TokyoElectronLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_BancoBilbaoVizcayaArgentariaSAMember" xlink:label="BancoBilbaoVizcayaArgentariaSAMember"/>
					<link:label xlink:type="resource" xlink:label="label_BancoBilbaoVizcayaArgentariaSAMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Banco Bilbao Vizcaya Argentaria S A [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BancoBilbaoVizcayaArgentariaSAMember" xlink:to="label_BancoBilbaoVizcayaArgentariaSAMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_BNPParibasSAMember" xlink:label="BNPParibasSAMember"/>
					<link:label xlink:type="resource" xlink:label="label_BNPParibasSAMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">BNP Paribas S A [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BNPParibasSAMember" xlink:to="label_BNPParibasSAMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_OtherCountriesMember" xlink:label="OtherCountriesMember"/>
					<link:label xlink:type="resource" xlink:label="label_OtherCountriesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other Countries [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherCountriesMember" xlink:to="label_OtherCountriesMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_StandardAndPoorS500StockIndexMember" xlink:label="StandardAndPoorS500StockIndexMember"/>
					<link:label xlink:type="resource" xlink:label="label_StandardAndPoorS500StockIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Standard And Poor s 500 Stock Index [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardAndPoorS500StockIndexMember" xlink:to="label_StandardAndPoorS500StockIndexMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ElectricalEquipmentMember" xlink:label="ElectricalEquipmentMember"/>
					<link:label xlink:type="resource" xlink:label="label_ElectricalEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Electrical Equipment [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ElectricalEquipmentMember" xlink:to="label_ElectricalEquipmentMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_InteractiveMediaServicesMember" xlink:label="InteractiveMediaServicesMember"/>
					<link:label xlink:type="resource" xlink:label="label_InteractiveMediaServicesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Interactive Media Services [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InteractiveMediaServicesMember" xlink:to="label_InteractiveMediaServicesMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_HardwarePeripheralsAndAssemblyMember" xlink:label="HardwarePeripheralsAndAssemblyMember"/>
					<link:label xlink:type="resource" xlink:label="label_HardwarePeripheralsAndAssemblyMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Hardware Peripherals And Assembly [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HardwarePeripheralsAndAssemblyMember" xlink:to="label_HardwarePeripheralsAndAssemblyMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SemiconductorAndElectronicComponentsMember" xlink:label="SemiconductorAndElectronicComponentsMember"/>
					<link:label xlink:type="resource" xlink:label="label_SemiconductorAndElectronicComponentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Semiconductor And Electronic Components [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SemiconductorAndElectronicComponentsMember" xlink:to="label_SemiconductorAndElectronicComponentsMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_SoftwareMember" xlink:label="SoftwareMember"/>
					<link:label xlink:type="resource" xlink:label="label_SoftwareMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Software [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SoftwareMember" xlink:to="label_SoftwareMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_StandardAndPoorSNorthAmericanTechnologySectorIndexMember" xlink:label="StandardAndPoorSNorthAmericanTechnologySectorIndexMember"/>
					<link:label xlink:type="resource" xlink:label="label_StandardAndPoorSNorthAmericanTechnologySectorIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Standard And Poor s North American Technology Sector Index [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardAndPoorSNorthAmericanTechnologySectorIndexMember" xlink:to="label_StandardAndPoorSNorthAmericanTechnologySectorIndexMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AppleIncMember" xlink:label="AppleIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_AppleIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Apple Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AppleIncMember" xlink:to="label_AppleIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MicrosoftCorpMember" xlink:label="MicrosoftCorpMember"/>
					<link:label xlink:type="resource" xlink:label="label_MicrosoftCorpMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Microsoft Corp [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MicrosoftCorpMember" xlink:to="label_MicrosoftCorpMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_JFrogLtdMember" xlink:label="JFrogLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_JFrogLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">JFrog Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JFrogLtdMember" xlink:to="label_JFrogLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ShopifyIncMember" xlink:label="ShopifyIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_ShopifyIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Shopify Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShopifyIncMember" xlink:to="label_ShopifyIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AristaNetworksIncMember" xlink:label="AristaNetworksIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_AristaNetworksIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Arista Networks Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AristaNetworksIncMember" xlink:to="label_AristaNetworksIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_AdvancedMicroDevicesMember" xlink:label="AdvancedMicroDevicesMember"/>
					<link:label xlink:type="resource" xlink:label="label_AdvancedMicroDevicesMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Advanced Micro Devices [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdvancedMicroDevicesMember" xlink:to="label_AdvancedMicroDevicesMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CiscoSystemsIncMember" xlink:label="CiscoSystemsIncMember"/>
					<link:label xlink:type="resource" xlink:label="label_CiscoSystemsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Cisco Systems Inc [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CiscoSystemsIncMember" xlink:to="label_CiscoSystemsIncMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000124425Member" xlink:label="C000124425Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000124425Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000124425 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000124425Member" xlink:to="label_C000124425Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_Russell1000ValueIndexMember" xlink:label="Russell1000ValueIndexMember"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_AmazonComIncMember" xlink:label="AmazonComIncMember"/>
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					<link:label xlink:type="resource" xlink:label="label_MorganStanleyMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Morgan Stanley [Member]</link:label>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000132022Member" xlink:label="C000132022Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000132023Member" xlink:label="C000132023Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000132024Member" xlink:label="C000132024Member"/>
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					<link:loc xlink:type="locator" xlink:href="#msti_C000132025Member" xlink:label="C000132025Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132025Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132025 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132025Member" xlink:to="label_C000132025Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000132026Member" xlink:label="C000132026Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132026Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132026 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132026Member" xlink:to="label_C000132026Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000132027Member" xlink:label="C000132027Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132027Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132027 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132027Member" xlink:to="label_C000132027Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000132028Member" xlink:label="C000132028Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132028Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132028 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132028Member" xlink:to="label_C000132028Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000132029Member" xlink:label="C000132029Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132029Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132029 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132029Member" xlink:to="label_C000132029Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_C000132030Member" xlink:label="C000132030Member"/>
					<link:label xlink:type="resource" xlink:label="label_C000132030Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000132030 [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000132030Member" xlink:to="label_C000132030Member"/>
					<link:loc xlink:type="locator" xlink:href="#msti_MSCIAllCountryWorldIndexNetDivMember" xlink:label="MSCIAllCountryWorldIndexNetDivMember"/>
					<link:label xlink:type="resource" xlink:label="label_MSCIAllCountryWorldIndexNetDivMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">MSCI All Country World Index net div [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MSCIAllCountryWorldIndexNetDivMember" xlink:to="label_MSCIAllCountryWorldIndexNetDivMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_ColgatePalmoliveCoMember" xlink:label="ColgatePalmoliveCoMember"/>
					<link:label xlink:type="resource" xlink:label="label_ColgatePalmoliveCoMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Colgate Palmolive Co [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ColgatePalmoliveCoMember" xlink:to="label_ColgatePalmoliveCoMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_TaiwanSemiconductorManufacturingCoLtdADRMember" xlink:label="TaiwanSemiconductorManufacturingCoLtdADRMember"/>
					<link:label xlink:type="resource" xlink:label="label_TaiwanSemiconductorManufacturingCoLtdADRMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Taiwan Semiconductor Manufacturing Co Ltd ADR [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaiwanSemiconductorManufacturingCoLtdADRMember" xlink:to="label_TaiwanSemiconductorManufacturingCoLtdADRMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_RocheHoldingAGMember" xlink:label="RocheHoldingAGMember"/>
					<link:label xlink:type="resource" xlink:label="label_RocheHoldingAGMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Roche Holding AG [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RocheHoldingAGMember" xlink:to="label_RocheHoldingAGMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_DBSGroupHoldingsLtdMember" xlink:label="DBSGroupHoldingsLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_DBSGroupHoldingsLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">DBS Group Holdings Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DBSGroupHoldingsLtdMember" xlink:to="label_DBSGroupHoldingsLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_IGGroupHoldingsPLCMember" xlink:label="IGGroupHoldingsPLCMember"/>
					<link:label xlink:type="resource" xlink:label="label_IGGroupHoldingsPLCMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">IG Group Holdings PLC [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IGGroupHoldingsPLCMember" xlink:to="label_IGGroupHoldingsPLCMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_KoninklijkeKPNNVMember" xlink:label="KoninklijkeKPNNVMember"/>
					<link:label xlink:type="resource" xlink:label="label_KoninklijkeKPNNVMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Koninklijke KPN N V [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KoninklijkeKPNNVMember" xlink:to="label_KoninklijkeKPNNVMember"/>
					<link:loc xlink:type="locator" xlink:href="#msti_CLPHoldingsLtdMember" xlink:label="CLPHoldingsLtdMember"/>
					<link:label xlink:type="resource" xlink:label="label_CLPHoldingsLtdMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">CLP Holdings Ltd [Member]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CLPHoldingsLtdMember" xlink:to="label_CLPHoldingsLtdMember"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentTypeAxis" xlink:label="InvestmentTypeAxis"/>
					<link:label xlink:type="resource" xlink:label="label_InvestmentTypeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Investment Type [Axis]</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentTypeAxis" xlink:to="label_InvestmentTypeAxis" priority="1"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsNet" xlink:label="AssetsNet"/>
					<link:label xlink:type="resource" xlink:label="label_AssetsNet" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Net Assets</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsNet" xlink:to="label_AssetsNet" priority="1"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentCompanyPortfolioTurnover" xlink:label="InvestmentCompanyPortfolioTurnover"/>
					<link:label xlink:type="resource" xlink:label="label_InvestmentCompanyPortfolioTurnover" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Investment Company Portfolio Turnover</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentCompanyPortfolioTurnover" xlink:to="label_InvestmentCompanyPortfolioTurnover" priority="1"/>                
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="dei_NoTradingSymbolFlag"/>
					<link:label xlink:type="resource" xlink:label="label_NoTradingSymbolFlag" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">No Trading Symbol Flag</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_NoTradingSymbolFlag" xlink:to="label_NoTradingSymbolFlag" priority="1"/>		
				</link:labelLink>
			</link:linkbase>
		</appinfo>
	</annotation>   
	<element name="NinetyTo365DaysMember" id="msti_NinetyTo365DaysMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SixtyTo89DaysMember" id="msti_SixtyTo89DaysMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ThirtyTo59DaysMember" id="msti_ThirtyTo59DaysMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="EightTo29DaysMember" id="msti_EightTo29DaysMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ZeroTo7DaysMember" id="msti_ZeroTo7DaysMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AOneMember" id="msti_AOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AOnePlusMember" id="msti_AOnePlusMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember" id="msti_RepurchaseAgreementsCollateralizedByUSTreasuryAndOrUSGovernmentAgencySecuritiesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember" id="msti_USTreasuryAndUSGovernmentAgencySecuritiesAndEquivalentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000206004Member" id="msti_C000206004Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002188Member" id="msti_C000002188Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002187Member" id="msti_C000002187Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002186Member" id="msti_C000002186Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002184Member" id="msti_C000002184Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000206005Member" id="msti_C000206005Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002183Member" id="msti_C000002183Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002182Member" id="msti_C000002182Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002179Member" id="msti_C000002179Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002190Member" id="msti_C000002190Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002192Member" id="msti_C000002192Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002193Member" id="msti_C000002193Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002194Member" id="msti_C000002194Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002196Member" id="msti_C000002196Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002198Member" id="msti_C000002198Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002199Member" id="msti_C000002199Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002191Member" id="msti_C000002191Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000124424Member" id="msti_C000124424Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="CapitalGoodsMember" id="msti_CapitalGoodsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ConsumerCyclicalsMember" id="msti_ConsumerCyclicalsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="BroadcomIncMember" id="msti_BroadcomIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MetaPlatformsIncAMember" id="msti_MetaPlatformsIncAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="PfizerIncMember" id="msti_PfizerIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="GileadSciencesIncMember" id="msti_GileadSciencesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="Russell3000IndexMember" id="msti_Russell3000IndexMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="Russell2000GrowthIndexMember" id="msti_Russell2000GrowthIndexMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ElementSolutionsIncMember" id="msti_ElementSolutionsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SSRMiningIncMember" id="msti_SSRMiningIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AdvancedEnergyIndustriesIncMember" id="msti_AdvancedEnergyIndustriesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MoogIncAMember" id="msti_MoogIncAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="WaystarHoldingCorpMember" id="msti_WaystarHoldingCorpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ChefsWarehouseIncMember" id="msti_ChefsWarehouseIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="CharlesRiverLaboratoriesInternationalIncMember" id="msti_CharlesRiverLaboratoriesInternationalIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MeritMedicalSystemsIncMember" id="msti_MeritMedicalSystemsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="LigandPharmaceuticalsIncMember" id="msti_LigandPharmaceuticalsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="CACIInternationalIncAMember" id="msti_CACIInternationalIncAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000075013Member" id="msti_C000075013Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002211Member" id="msti_C000002211Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002222Member" id="msti_C000002222Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002221Member" id="msti_C000002221Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002219Member" id="msti_C000002219Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002217Member" id="msti_C000002217Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002216Member" id="msti_C000002216Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002215Member" id="msti_C000002215Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002210Member" id="msti_C000002210Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002223Member" id="msti_C000002223Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002228Member" id="msti_C000002228Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002229Member" id="msti_C000002229Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002230Member" id="msti_C000002230Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002232Member" id="msti_C000002232Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002234Member" id="msti_C000002234Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002235Member" id="msti_C000002235Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000002224Member" id="msti_C000002224Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="C000034436Member" id="msti_C000034436Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" id="msti_MSCIEAFEEuropeAustralasiaFarEastIndexNetDivMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SchneiderElectricSEMember" id="msti_SchneiderElectricSEMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MizuhoFinancialGroupIncMember" id="msti_MizuhoFinancialGroupIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="HitachiLtdMember" id="msti_HitachiLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ASMLHoldingNVMember" id="msti_ASMLHoldingNVMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="TaiwanSemiconductorManufacturingCoLtdMember" id="msti_TaiwanSemiconductorManufacturingCoLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NovartisAGMember" id="msti_NovartisAGMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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	<element name="TokyoElectronLtdMember" id="msti_TokyoElectronLtdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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	<element name="OtherCountriesMember" id="msti_OtherCountriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="StandardAndPoorS500StockIndexMember" id="msti_StandardAndPoorS500StockIndexMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ElectricalEquipmentMember" id="msti_ElectricalEquipmentMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="InteractiveMediaServicesMember" id="msti_InteractiveMediaServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="HardwarePeripheralsAndAssemblyMember" id="msti_HardwarePeripheralsAndAssemblyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SemiconductorAndElectronicComponentsMember" id="msti_SemiconductorAndElectronicComponentsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SoftwareMember" id="msti_SoftwareMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="StandardAndPoorSNorthAmericanTechnologySectorIndexMember" id="msti_StandardAndPoorSNorthAmericanTechnologySectorIndexMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AppleIncMember" id="msti_AppleIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="MicrosoftCorpMember" id="msti_MicrosoftCorpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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	<element name="ShopifyIncMember" id="msti_ShopifyIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AristaNetworksIncMember" id="msti_AristaNetworksIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AdvancedMicroDevicesMember" id="msti_AdvancedMicroDevicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="CiscoSystemsIncMember" id="msti_CiscoSystemsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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	<element name="C000002253Member" id="msti_C000002253Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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	<element name="AlphabetIncAMember" id="msti_AlphabetIncAMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ValeroEnergyCorpMember" id="msti_ValeroEnergyCorpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
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</schema>
