| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
| |
|
Three Months Ended June 30,
|
|
|
Six Months Ended June 30,
|
|
| |
|
2026
|
|
|
2025
|
|
|
2026
|
|
|
2025
|
|
|
Research and development expense
|
|
$ |
107,671 |
|
|
$ |
130,323 |
|
|
$ |
215,848 |
|
|
$ |
260,639 |
|
|
General and administrative expense
|
|
|
56,075 |
|
|
|
162,417 |
|
|
|
167,215 |
|
|
|
324,845 |
|
|
Total
|
|
$ |
163,746 |
|
|
$ |
292,740 |
|
|
$ |
383,063 |
|
|
$ |
585,484 |
|
|
| |
|
2025
|
|
|
2024
|
|
|
Stock options:
|
|
|
|
|
|
|
|
|
|
Research and development
|
|
$ |
513,867 |
|
|
$ |
222,202 |
|
|
General and administrative
|
|
|
597,120 |
|
|
|
252,275 |
|
|
Total stock option expense
|
|
|
1,110,987 |
|
|
|
474,477 |
|
|
Stock awards:
|
|
|
|
|
|
|
|
|
|
General and administrative
|
|
|
4,167 |
|
|
|
54,167 |
|
|
Total stock-based compensation expense
|
|
$ |
1,115,154 |
|
|
$ |
528,644 |
|
|