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Accrued expenses | 6 Months Ended
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Jun. 30, 2026
Accrued expenses |
Accrued expenses | 4. Accrued expenses Accrued expenses consist of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | June 30, | ​ ​ ​ | December 31,
​ | ​ | 2026 | ​ | 2025
Professional fees | ​ | $ | 317,561 | ​ | $ | 248,591
Compensation, severance and benefits | ​ |  | 398,574 | ​ |  | 770,562
Research and development | ​ |  | 1,305,285 | ​ |  | 870,165
Other | ​ |  | 135,743 | ​ |  | 161,372
Total accrued expenses | ​ | $ | 2,157,163 | ​ | $ | 2,050,690
​

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