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CONDENSED BALANCE SHEETS (UNAUDITED) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 11,006 $ 18,120
Grant receivable 91  
Other current assets 487 3,697
Total current assets 11,584 21,817
Property and equipment, net 1,009 1,324
Operating lease right-of-use assets 232 248
Goodwill 372 372
Intangible assets, net 49 94
Other assets 32 12
Total assets 13,278 23,867
Current liabilities:    
Accounts payable and accrued expenses 6,073 10,134
Operating lease liability 117 110
Term loan obligation 4,348 1,608
Total current liabilities 10,538 11,852
Term loan obligation   3,786
Noncurrent operating lease liability 118 141
Deferred grant liability   1,643
Total liabilities 10,656 17,422
Commitments and contingencies (Note 8)
Stockholders’ equity:    
Preferred stock, $0.001 par value; 5,000,000 shares authorized; 1,952 shares issued and outstanding at June 30, 2023 and December 31, 2022, respectively
Common stock, $0.001 par value; 100,000,000 shares authorized; 4,522,656 and 2,240,092 shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively 5 2
Additional paid-in capital 479,308 473,628
Accumulated deficit (476,691) (467,185)
Total stockholders’ equity 2,622 6,445
Total liabilities and stockholders’ equity $ 13,278 $ 23,867