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Property and equipment
6 Months Ended
Jun. 30, 2023
Property, Plant and Equipment [Abstract]  
Property and equipment Property and equipment
Property and equipment consisted of the following (in thousands):
 June 30,
2023
December 31,
2022
Property and equipment:  
Laboratory equipment$8,490 $8,757 
Leasehold improvements4,766 4,682 
Furniture and fixtures1,181 1,181 
Office equipment621 529 
Construction in progress208 183 
Computer equipment98 191 
Total property and equipment15,364 15,523 
Less: accumulated depreciation(7,792)(8,123)
Total property and equipment, net$7,572 $7,400 
Depreciation expense related to property and equipment is as follows (in thousands):
Three Months Ended June 30,Six Months Ended June 30,
2023202220232022
Depreciation expense$458 $435 $1,003 $740