v3.25.1
Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Cash flows from operating activities:    
Net loss $ (8,814,000) $ (10,232,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation expense 1,174,000 1,078,000
Change in fair value of common stock warrants classified as a liability (1,772,000) (1,709,000)
Non-cash lease expense 7,000
Changes in operating assets and liabilities:    
Prepaid expenses (160,000) 633,000
Other assets (221,000) (101,000)
Accounts payables 25,000 27,000
Accrued expenses 636,000 46,000
Net cash used in operating activities (9,125,000) (10,258,000)
Cash flows from investing activities:    
Proceeds from the sale of investments 2,032,000
Purchase of property and equipment (12,000)
Net cash (used in) provided by investing activities (12,000) 2,032,000
Cash flows from financing activities:    
Proceeds from common stock and pre-funded common stock warrants 15,016,000 5,000,000
Proceeds from exercise of stock options 69,000 8,000
Proceeds from exercise of common stock warrants 33,000
Net cash provided by financing activities 15,118,000 5,008,000
Net increase (decrease) in cash and cash equivalents 5,981,000 (3,218,000)
Beginning of year 1,173,000 4,391,000
End of year 7,154,000 1,173,000
Supplemental Disclosure of Cash Flow Information:    
Cash paid for income taxes 2,000 38,000
Cash paid for interest 21,000 14,000
Supplemental Disclosure of Non-Cash Investing and Financing Activities:    
Fair value of common stock warrant classified as a liability 3,291,000
Right-of-use assets obtained in exchange for lease obligations $ 285,000

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