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Schedule of Significant Expense Categories and Consolidated Net Loss (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Segment Reporting [Line Items]
Research and development expenses	$ 1,792,524	$ 1,899,251	$ 5,594,487	$ 5,291,297
General and administrative expenses	1,655,177	1,576,577	4,951,312	5,097,694
Total operating expenses	3,447,701	3,475,828	10,545,799	10,388,991
Loss from operations	$ 3,447,701	$ 3,475,828	10,545,799	10,388,991
Operating Segments [Member]
Segment Reporting [Line Items]
Research and development expenses			5,594,000	5,290,000
Change Increase (Decrease), Research and development expenses			$ 304,000
Change Increase (Decrease), Research and development expenses, percentage			6.00%
General and administrative expenses			$ 4,951,000	5,098,000
Change Increase (Decrease), General and administrative expenses			$ (147,000)
Change Increase (Decrease), General and administrative expenses, percentage			(3.00%)
Total operating expenses			$ 10,545,000	10,388,000
Change Increase (Decrease), Operating expenses			$ 157,000
Change Increase (Decrease), Operating expenses, percentage			2.00%
Loss from operations			$ 10,545,000	10,388,000
Change Increase (Decrease), Loss from operations			$ 157,000
Change Increase (Decrease), Loss from operations, percentage			2.00%
Operating Segments [Member] \| Clinical Research [Member]
Segment Reporting [Line Items]
Subtotal			$ 2,322,000	2,335,000
Change Increase (Decrease), Subtotal			$ (13,000)
Change Increase (Decrease), Subtotal, percentage			(1.00%)
Operating Segments [Member] \| Clinical Research [Member] \| OVATION Trials [Member]
Segment Reporting [Line Items]
Subtotal			$ 774,000	800,000
Change Increase (Decrease), Subtotal			$ (26,000)
Change Increase (Decrease), Subtotal, percentage			(3.00%)
Operating Segments [Member] \| Clinical Research [Member] \| MRD Study [Member]
Segment Reporting [Line Items]
Subtotal			$ 169,000	106,000
Change Increase (Decrease), Subtotal			$ 63,000
Change Increase (Decrease), Subtotal, percentage			59.00%
Operating Segments [Member] \| Clinical Research [Member] \| Placcine Vaccine [Member]
Segment Reporting [Line Items]
Subtotal				42,000
Change Increase (Decrease), Subtotal			$ (42,000)
Change Increase (Decrease), Subtotal, percentage			(100.00%)
Operating Segments [Member] \| Clinical Research [Member] \| Other Clinical and Regulatory [Member]
Segment Reporting [Line Items]
Subtotal			$ 1,379,000	1,387,000
Change Increase (Decrease), Subtotal			$ (8,000)
Change Increase (Decrease), Subtotal, percentage			(1.00%)
Operating Segments [Member] \| Non-Clinical R&D and CMC [Member]
Segment Reporting [Line Items]
Subtotal			$ 3,272,000	2,955,000
Change Increase (Decrease), Subtotal			$ 317,000
Change Increase (Decrease), Subtotal, percentage			11.00%
Operating Segments [Member] \| Non-Clinical R&D and CMC [Member] \| Manufacturing & Clinical Supply [Member]
Segment Reporting [Line Items]
Subtotal			$ 3,272,000	$ 2,955,000
Change Increase (Decrease), Subtotal			$ 317,000
Change Increase (Decrease), Subtotal, percentage			11.00%