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Balance Sheet Details | 3 Months Ended
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Mar. 31, 2025
Balance Sheet Details |
Balance Sheet Details | 6. Balance Sheet Details Property and Equipment, net Property and equipment as of March 31, 2025 and December 31, 2024 consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, 2025 |  | December 31, 2024
Laboratory equipment | ​ | $ | 21,334 | ​ | $ | 21,316
Furniture and fixtures | ​ | ​ | 831 | ​ | ​ | 831
Office and computer equipment | ​ |  | 438 | ​ |  | 438
Leasehold improvements | ​ |  | 3,803 | ​ |  | 3,802
Total | ​ | ​ | 26,406 | ​ | ​ | 26,387
Less: accumulated depreciation | ​ |  | (13,523) | ​ |  | (13,146)
Property and equipment, net | ​ | $ | 12,883 | ​ | $ | 13,241
​ Depreciation and amortization expense totaled $0.4 million and $0.3 million for the three months ended March 31, 2025 and 2024, respectively. Property and equipment not in use was $8.3 million as of March 31, 2025 and December 31, 2024, and is included in the laboratory equipment in the table above. These assets are not depreciated until they are placed in service. Accounts payable and accrued liabilities Accounts payable and accrued liabilities as of March 31, 2025 and December 31, 2024 consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2025 |  | December 31, 2024
Accounts payable | ​ | $ | 981 | ​ | $ | 766
Accrued clinical trial expenses | ​ | ​ | — | ​ | ​ | 828
Other accrued expenses | ​ | ​ | 633 | ​ | ​ | 461
​ | ​ | $ | 1,614 | ​ | $ | 2,055
​

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