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Prepaid Expenses and Other Current Assets
 12 Months Ended
Dec. 31, 2016
Text Block [Abstract]  
Prepaid Expenses and Other Current Assets

4. PREPAID EXPENSES AND OTHER CURRENT ASSETS

Prepaid expenses and other current assets consisted of the following:

 

     As of
December 31,		  
     2016      2015  
     (in thousands)  

Deposits

    $ 10      $ 67  

Undelivered laboratory and office equipment

      —          17  

Insurance

      95        42  

Other current assets

      68        195  
  

 

 

     

 

 

  

Prepaid expenses and other current assets

    $ 173      $ 321