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Other Financial Statement Information
 12 Months Ended
Dec. 31, 2021
Balance Sheet Related Disclosures [Abstract]  
Other Financial Statement Information OTHER FINANCIAL STATEMENT INFORMATION
Inventory
Inventory consists of the following (in thousands):
December 31,
20212020
Raw materials$1,836 $— 
Work-in-progress221 — 
Finished goods2,088 551 
Total inventory$4,145 $551 
Property and Equipment, Net
Property and equipment, net consists of the following (in thousands):
December 31,
20212020
Laboratory equipment$13,823 $8,075 
Computer equipment and software461 182 
Furniture and fixtures478 241 
Leasehold improvements2,449 2,294 
Construction-in-progress784 — 
Property and equipment17,995 10,792 
Less: accumulated depreciation and amortization(4,908)(2,351)
Total property and equipment, net$13,087 $8,441 
Depreciation and amortization expense related to property and equipment was $2.6 million and $1.6 million for the years ended December 31, 2021 and 2020, respectively.
Accrued Expenses
Accrued expenses consists of the following (in thousands):
December 31,
20212020
Accrued compensation$4,730 $2,866 
Accrued professional services388 1,074 
Accrued property and equipment269 — 
Accrued taxes457 — 
Restricted stock liability, current220 484 
Other1,307 723 
Total accrued expenses$7,371 $5,147