Quarterly report pursuant to Section 13 or 15(d)

CONDENSED BALANCE SHEETS

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CONDENSED BALANCE SHEETS - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Current assets:    
Cash $ 11,499 $ 15,470
Receivables 4,476 3,968
Prepaid expenses and other current assets 238 145
Total current assets 16,213 19,583
Property and equipment, net 1,100 1,268
Total assets 17,313 20,851
Current liabilities:    
Accounts payable 4,786 4,408
Accrued clinical trials expenses 121 254
Other accrued liabilities 378 329
Deferred contract revenue 0 1,671
Total current liabilities 5,285 6,662
Warrant liabilities 10,042 5,578
Total liabilities $ 15,327 $ 12,240
Commitments and contingencies    
Stockholders' equity:    
Common stock, at amounts paid-in $ 289,182 $ 289,196
Additional paid-in capital 22,802 22,235
Accumulated deficit (309,998) (302,820)
Total stockholders' equity 1,986 8,611
Total liabilities and stockholders’ equity $ 17,313 $ 20,851