Annual report pursuant to Section 13 and 15(d)

3. Property and Equipment, net (Tables)

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3. Property and Equipment, net (Tables)
 12 Months Ended
Dec. 31, 2013
Property, Plant and Equipment [Abstract]  
Property and equipment
    December 31,  
    2013     2012  
Laboratory and manufacturing equipment   $ 226,081     $ 172,560  
Office equipment     142,323       137,093  
Leasehold improvements     8,117       8,117  
PCT collaboration, demonstration and leased systems     461,858       461,858  
Total property and equipment     838,379       779,628  
Less accumulated depreciation     (780,277 )     (749,346 )
Net book value   $ 58,102     $ 30,282