Annual report pursuant to Section 13 and 15(d)

5. Property and Equipment, net (Details)

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5. Property and Equipment, net (Details) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Property, Plant and Equipment [Line Items]    
Property and equipment - at cost $ 349,057 $ 332,263
Less accumulated depreciation (306,691) (270,242)
Property and equipment - net 42,366 62,021
Laboratory Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - at cost 264,583 249,969
Office and Computer Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - at cost 37,370 35,190
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - at cost 26,841 26,841
Furniture and Fixtures [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment - at cost $ 20,263 $ 20,263