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v3.22.0.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Operating activities: |  |
Net loss | $ (24,095,727) | $ (14,185,306)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 93,416 | 103,168
Loss on disposal of property and equipment | 51,782 | 0
Stock-based compensation expense | 897,260 | 736,119
Abandonment of in-process research and development intangible asset | 8,639,000 | 0
Change in deferred income taxes | (443,893) | (1,675,381)
Changes in operating assets and liabilities: |  |
Prepaid expenses, deposits and other assets | (248,997) | 518,169
Accounts payable, accrued expenses and other liabilities | 605,370 | 950,602
Net cash used in operating activities | (14,501,789) | (13,552,629)
Cash flows provided by investing activities: |  |
Cash received from sale of property and equipment | 4,000 | 0
Net cash provided by investing activities | 4,000 | 0
Cash flows provided by financing activities: |  |
Proceeds from the sale of common stock, net of issuance costs | 31,094,302 | 10,827,100
Proceeds from the sale of common stock warrants | 2,201,450 | 8,046,103
Payment of offering costs | 0 | (982,328)
Net cash provided by financing activities | 33,295,752 | 17,890,875
Net increase in cash and cash equivalents | 18,797,963 | 4,338,246
Cash and cash equivalents at beginning of year | 18,515,595 | 14,177,349
Cash and cash equivalents at end of year | 37,313,558 | $ 18,515,595
Supplemental disclosure of non-cash investing and financing activities: |  |
Vesting of restricted stock units | $ 10 |

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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_ShareBasedCompensation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration