Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Details)

v3.3.1.900
Property and Equipment (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Property and Equipment    
Property and equipment, gross $ 4,656,924 $ 4,442,338
Less accumulated depreciation and amortization (3,960,644) (3,889,044)
Property, plant and equipment, net, total 696,280 553,294
Depreciation and amortization expense 207,897 239,390
Laboratory equipment    
Property and Equipment    
Property and equipment, gross 1,796,355 1,616,420
Computers and software    
Property and Equipment    
Property and equipment, gross 503,462 554,658
Office equipment and furniture    
Property and Equipment    
Property and equipment, gross 281,350 270,845
Leasehold improvements    
Property and Equipment    
Property and equipment, gross 2,061,498 1,986,156
Leased Assets    
Property and Equipment    
Property and equipment, gross $ 14,259 $ 14,259