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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Cash flows from operating activities:    
Net loss $ (5,261,921) $ (5,357,651)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization expense 12,076 16,921
Stock-based compensation expense 219,317 292,744
Changes in assets and liabilities:    
Government contract receivable 0 (838,136)
Prepaid expenses and other current assets 1,072,281 92,440
Accounts payable and accrued expenses 420,526 (171,998)
Total adjustments 1,724,200 (608,029)
Net cash used in operating activities (3,537,721) (5,965,680)
Cash flows from investing activities:    
Purchase of equipment 0 (16,894)
Net cash used in investing activities 0 (16,894)
Cash flows from financing activities:    
Net proceeds from sale of common stock and warrants 1,718,901 7,914,402
Net proceeds from warrant exercises 4,841 0
Net cash provided by financing activities 1,723,742 7,914,402
Net increase (decrease) in cash and cash equivalents (1,813,979) 1,931,828
Cash and cash equivalents at beginning of period 3,085,741 5,506,941
Cash and cash equivalents at end of period $ 1,271,762 $ 7,438,769