XML 23 R11.htm IDEA: XBRL DOCUMENT v3.23.1
Property and Equipment
12 Months Ended
Dec. 31, 2022
Property and Equipment  
Property and Equipment

5. Property and Equipment

Property and equipment, net consisted of the following at December 31:

 

2022

    

2021

Furniture and fixtures

$

342,203

$

345,712

Laboratory equipment

 

1,343,081

 

1,406,346

Office equipment

 

17,762

 

17,762

Computer equipment

 

309,826

 

305,784

Leasehold improvements

616,133

616,133

Property and equipment

 

2,629,005

 

2,691,737

Less accumulated depreciation

 

(2,386,615)

 

(2,322,895)

Property and equipment, net

$

242,390

$

368,842

Depreciation of property and equipment totaled $207,145, $264,600 and $270,754 for the years ended December 31, 2022, 2021 and 2020, respectively.