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Property and equipment (Tables)
 6 Months Ended
Jun. 30, 2012
Property and equipment  
Schedule of property and equipment and related accumulated depreciation

 

 
   June 30,
2012 		  December 31,
2011 		 

Computer equipment

   $ 6   $ —  

Laboratory equipment

     450     —  
           

 

     456     —  

Less: accumulated depreciation

     (22 )   —  
           

 

   $ 434   $ —