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Consolidated Statements of Cash Flows - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Cash Flows from Operating Activities      
Net loss $ (12,895,136) $ (8,189,798)  
Adjustments to reconcile net loss to net cash used in operating activities:      
Depreciation and amortization 1,425,904 207,106  
Amortization of intangible asset 363,750    
Noncash lease expense 108,660 21,536  
Noncash interest expense   6,317  
Stock-based compensation 765,717 909,984  
Change in fair value of common stock warrants   (7,779)  
Change in fair value of contingent consideration (990,500) (21,000)  
Unrealized gain (loss) on investments (89,322) 907,315  
Increase (decrease) in cash arising from changes in assets and liabilities, net of acquisitions:      
Accounts receivable (16,938) (33,047)  
Grant receivable   (206,163)  
Prepaid expenses and other current assets 82,659 539,003  
Right-of-use assets 597,046    
Other assets (3,698,297) (4,801,687)  
Deposits 16,721 (2,406)  
Accounts payable (1,373,185) 1,303,871  
Deferred revenue 453,678    
Accrued expenses and other liabilities 1,454,412 (849,470)  
Other long-term liabilities   1,550  
Net Cash Used In Operating Activities (13,794,831) (10,214,668)  
Cash Flows from Investing Activities      
Purchase of short-term investments (189,218) (109,806)  
Sale of short-term investments 15,300,444 17,998,995  
Purchase of property and equipment (1,624,931) (1,090,748)  
Net Cash Provided By Investing Activities 13,486,295 16,798,441  
Cash Flows from Financing Activities      
Repayments of principal under finance lease (298,523) (55,191)  
Net Cash Used in Financing Activities (298,523) (55,191)  
Effect of exchange rate changes on cash and cash equivalents (706) 2,254  
Net (Decrease) Increase in Cash and Cash Equivalents (607,765) 6,530,836  
Cash and Cash Equivalents - Beginning of the Year 8,434,554 8,053,879 $ 8,053,879
Cash and Cash Equivalents - End of the Year 7,826,789 14,584,715 $ 8,434,554
Supplemental Disclosure for Cash Flow Information:      
Right-of-use assets obtained upon operating lease commencements   293,172  
Right-of-use assets obtained (surrendered) upon financing lease modifications $ (424,379)    
Supplemental disclosure of non-cash investing and financing activities:      
Purchases of property and equipment included in accounts payable   $ 768,776