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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Current assets    
Cash and cash equivalents $ 2,029 $ 3,999
Restricted cash 1,087 1,325
Accounts receivables, net 280 317
Inventories 1,280 1,248
Prepaid expenses and other current assets 554 700
Total current assets 5,230 7,589
Property, plant and equipment, net 1,188 1,298
Total assets 6,418 8,887
Current liabilities    
Accounts payable 4,580 3,846
Accrued expenses 3,526 3,408
Warrant liability 4,169 560
Total current liabilities 12,275 7,814
Other non-current liabilities 345 395
Total liabilities 12,620 8,209
Commitments and Contingencies
Stockholders' equity (deficit)    
Preferred stock, $.01 par value; 10,000,000 shares authorized; no shares issued and outstanding at March 31, 2018 and December 31, 2017, respectively 0 0
Common stock, $.01 par value; 500,000,000 shares authorized; 896,995 and 228,140 shares issued and 896,994 and 228,139 shares outstanding at March 31, 2018 and December 31, 2017, respectively* [1] 9 2
Additional paid-in capital 311,477 325,517
Accumulated deficit (317,645) (324,832)
Treasury stock, at cost; 1 share at March 31, 2018 and December 31, 2017, respectively* [1] (51) (51)
Accumulated other comprehensive income 8 42
Total stockholders' (deficit) equity (6,202) 678
Total liabilities and stockholders' equity $ 6,418 $ 8,887
[1] *reflects a one-for-three hundred and fifty (1:350) reverse stock split effected on November 6, 2017 and a one-for-five hundred (1:500) reverse stock split effected on May 2, 2018.