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Accrued Expenses and Other Current Liabilities | 9 Months Ended
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Sep. 30, 2025
Accrued Liabilities and Other Liabilities [Abstract] |
Accrued Expenses and Other Current Liabilities |
5. | Accrued Expenses and Other Current Liabilities
Accrued expenses and other current liabilities consisted of the following (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | As of
​ | ​ | September 30, | ​ | December 31,
​ | ​ | 2025 |  | 2024
Accrued license fee | ​ | $ | 2,500 | ​ | $ | —
Accrued payroll-related costs | ​ | ​ | 1,292 | ​ | ​ | 1,358
Accrued clinical costs | ​ | ​ | 109 | ​ | ​ | 528
Accrued research and development costs | ​ | ​ | 588 | ​ | ​ | 516
Accrued general and administrative costs | ​ | ​ | 291 | ​ | ​ | 544
Other | ​ |  | 8 | ​ |  | 5
Total accrued expenses and other current liabilities | ​ | $ | 4,788 | ​ | $ | 2,951
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