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v3.25.2

Consolidated Balance Sheets - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Current assets: |  |  |
Cash and cash equivalents | $ 3,450 | $ 3,137 | $ 3,378
Prepaid expenses and other current assets | 264 | 537 | 4,066
Total current assets | 3,714 | 3,674 | 7,444
Property and equipment, net | 1 | 3 | 9
Right-of-use lease asset | 19 | 5 | 93
Non-current deposits |  | 412 | 1,259
Total assets | 3,734 | 4,094 | 8,805
Current liabilities: |  |  |
Accounts payable | 114 | 4,599 | 3,543
Accrued and other current liabilities | 549 | 1,669 | 4,618
Total current liabilities | 663 | 6,268 | 8,161
Lease liability | 9 |  | 37
Total liabilities | 672 | 6,268 | 8,198
Stockholders’ equity (deficit): |  |  |
Common stock, $0.001 par value; 250,000,000 shares authorized at March 31, 2025 and 100,000,000 shares authorized at December 31, 2024; 863,902 shares issued and outstanding at March 31, 2025 and 36,913 shares issued and outstanding at December 31, 2024 | 1 | 0 | 0
Additional paid-in capital | 443,521 | 438,211 | 429,797
Accumulated other comprehensive loss |  | (891) | (908)
Accumulated deficit | (440,461) | (439,494) | (428,282)
Total stockholders’ equity (deficit) | 3,062 | (2,174) | 607
Total liabilities and stockholders’ equity (deficit) | 3,734 | 4,094 | 8,805
6% Convertible Exchangeable Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value |  |  |
Series A Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value |  |  |
Series B Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value |  |  |
Series C Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value |  |  |
Series D Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value |  |  |
Series E Preferred Stock [Member] |  |  |
Stockholders’ equity (deficit): |  |  |
Preferred stock, value | $ 1 |  |

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