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Accrued Expenses
 12 Months Ended
Dec. 31, 2023
Accrued Liabilities, Current [Abstract]  
Accrued Expenses

5. Accrued Expenses

Accrued expenses consisted of the following (in thousands):

 

 

December 31,

 

 

2023

 

 

2022

 

Research and development

 

$

9,521

 

 

$

4,840

 

Employee-related expenses

 

 

2,368

 

 

 

2,440

 

Taxes payable

 

 

—

 

 

 

2,574

 

Professional services

 

 

715

 

 

 

932

 

Other

 

 

918

 

 

 

1,127

 

Total accrued expenses

 

$

13,522

 

 

$

11,913