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BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 18,120 $ 18,400
Other current assets 3,697 1,324
Total current assets 21,817 19,724
Property and equipment, net 1,324 1,477
Operating lease right-use-of assets 248 341
Goodwill 372 372
Intangible assets, net 94 51
Other assets 12 16
Total assets 23,867 21,981
Current liabilities:    
Accounts payable and accrued expenses 10,134 4,151
Operating lease liability 110 111
Term loan obligation, current 1,608 1,608
Total current liabilities 11,852 5,870
Noncurrent operating lease liability 141 269
Term loan obligation 3,786 5,005
Deferred grant liability 1,643  
Warrant liability   1
Total liabilities 17,422 11,145
Commitments and contingencies (Note 6)
Stockholders’ equity:    
Preferred stock, $0.001 par value; 5,000,000 shares authorized; 1,95 shares issued and outstanding as of December 31, 2022 and 2021
Common stock, $0.001 par value; 100,000,000 shares authorized; 33,601,373and 15,510,025 shares issued and outstanding as of December 31, 2022 and 2021, respectively 34 16
Additional paid-in capital 473,596 457,730
Accumulated deficit (467,185) (446,910)
Total stockholders’ equity 6,445 10,836
Total liabilities and stockholders’ equity $ 23,867 $ 21,981