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Property and Equipment, Net
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property and Equipment, Net

5. PROPERTY AND EQUITPMENT, NET

Property and equipment consisted of the following (in thousands):

 

 

 

As of December 31,

 

 

 

2021

 

 

2020

 

Property and equipment:

 

 

 

 

 

 

Lab equipment

 

$

1,776

 

 

$

1,071

 

Leasehold improvements

 

 

923

 

 

 

939

 

Electronic equipment and software

 

 

430

 

 

 

71

 

Furniture and fixtures

 

 

384

 

 

 

—

 

Total property and equipment

 

 

3,513

 

 

 

2,081

 

Less: accumulated depreciation

 

 

(1,074

)

 

 

(688

)

Property and equipment, net

 

$

2,439

 

 

$

1,393

 

 

 

Depreciation expense for the years ended December 31, 2021 and 2020 was $0.5 million and $0.3 million, respectively. There were no impairments for the years ended December 31, 2021 and 2020.