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v3.25.1

Consolidated Statements of Cash Flows (Unaudited) - USD ($) | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Cash flows from operating activities |  |
Net loss | $ (2,027,579) | $ (2,009,596)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock-based compensation expense | 225,030 | 306,478
Amortization of held-to-maturity securities, net | (9,999) | (3,828)
Amortization of debt issuance costs | 11,762 | 3,125
Gain from the sale of investment in Alphazyme | 0 | (60,977)
Foreign currency exchange loss (gain), net | 7,072 | 4,903
Changes in operating assets and liabilities: |  |
Interest receivable | 1,035 | (5,144)
Accounts receivable | 15,278 | 216,383
Prepaid expenses and other current assets | 92,202 | 85,657
Operating lease assets and liabilities | 5 | 436
Accounts payable | (42,585) | 5,201
Accrued expenses | (47,982) | 271,144
Deferred research and development obligation | (168,597) | 43,905
Net cash used in operating activities | (1,949,731) | (1,112,979)
Cash flows from investing activities |  |
Purchases of held-to-maturity investment securities | (1,458,896) | (1,615,884)
Proceeds from maturities of investment securities | 1,941,000 | 900,000
Proceeds from the sale of investment in Alphazyme | 0 | 60,977
Net cash provided by (used in) investing activities | 482,104 | (654,907)
Cash flows from financing activities |  |
Proceeds from exercise of stock | 24,249 | 0
Net cash provided by financing activities | 24,249 | 5,824,326
Effect of exchange rate changes on cash | 1,569 | (1,654)
Net (decrease) increase in cash and cash equivalents | (1,441,809) | 4,054,786
Cash and cash equivalents at beginning of period | 6,506,750 | 6,515,028
Cash and cash equivalents at end of period | 5,064,941 | 10,569,814
Supplemental cash flow information |  |
Vesting of restricted stock units | 231,621 | 340,335
Cash paid for interest | 107,173 | 0
Nonrelated Party [Member] |  |
Changes in operating assets and liabilities: |  |
Accrued interest | 0 | 19,556
Cash flows from financing activities |  |
Proceeds from issuance of convertible notes, net of issuance costs | 0 | 3,882,884
Related Party [Member] |  |
Changes in operating assets and liabilities: |  |
Accrued interest | (5,373) | 9,778
Cash flows from financing activities |  |
Proceeds from issuance of convertible notes, net of issuance costs | $ 0 | $ 1,941,442

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