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Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
Sep. 30, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 6,739,117 $ 15,748,480
Short-term investment securities 7,461,884 4,511,780
Interest receivable 43,873 94,375
Accounts receivable 235,368 277,831
Prepaid expenses and other current assets 448,208 375,830
Total current assets 14,928,450 21,008,296
Non-current assets:    
Investment in Alphazyme 284,709 284,709
Other assets 6,003 6,117
Total assets 15,219,162 21,299,122
Current liabilities:    
Accounts payable 777,238 1,547,953
Accrued expenses 987,891 709,560
Deferred research and development obligations 445,044 151,147
Deferred license revenue, current portion 176,471 147,059
Total current liabilities 2,386,644 2,555,719
Deferred license revenue, net of current portion 220,588 352,941
Total liabilities 2,607,232 2,908,660
Stockholders’ equity:    
Preferred stock, $.0001 par value: Authorized shares - 5,000,000; none issued and outstanding 0 0
Common stock, $.001 par value:Authorized shares - 100,000,000; issued shares - 40,332,659 and 39,747,659, outstanding shares - 28,079,157 and 27,494,157 as of June 30, 2021, and December 31, 2020, respectively 40,717 40,483
Additional paid-in capital 102,836,563 101,026,496
Treasury stock, shares held at cost - 12,253,502 (18,929,915) (18,929,915)
Accumulated deficit (71,335,435) (63,746,602)
Total stockholders’ equity 12,611,930 18,390,462
Total liabilities and stockholders’ equity $ 15,219,162 $ 21,299,122