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Property and Equipment
6 Months Ended
Jun. 30, 2023
Property and Equipment  
Property and Equipment

4. Property and Equipment

Property and equipment, net consists of the following:

June 30, 

December 31, 

    

2023

    

2022

 

Furniture and fixtures

$

342,203

$

342,203

Laboratory equipment

 

1,345,947

 

1,343,081

Office equipment

 

18,943

 

17,762

Computer equipment

 

312,022

 

309,826

Leasehold improvements

616,133

616,133

Property and equipment

 

2,635,248

 

2,629,005

Less accumulated depreciation

 

(2,467,389)

 

(2,386,615)

Property and equipment, net

$

167,859

$

242,390

Depreciation expense was $43,419 and $54,773 for the three months ended June 30, 2023 and 2022, respectively, and $87,257 and $114,080 for the six months ended June 30, 2023 and 2022, respectively.