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Merger with Mirna Therapeutics (Tables)
12 Months Ended
Dec. 31, 2018
Business Combinations [Abstract]  
Net Assets Acquired in the Merger The following table shows the net assets acquired in the Merger (in thousands):

 

 

 

August 28, 2017

 

Cash and cash equivalents

 

$

14,882

 

Marketable securities

 

 

27,600

 

Interest receivable

 

 

126

 

Prepaid assets

 

 

112

 

Unrealized loss on marketable securities

 

 

5

 

Accounts payable and accrued expenses

 

 

(105

)

Total net assets acquired

 

 

42,620

 

Less: Transaction costs

 

 

(2,187

)

Total net assets acquired less transaction costs

 

$

40,433