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v3.25.1

Note 14 - Segment Reporting and Geographic Information (Tables) | 3 Months Ended
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Mar. 31, 2025
Notes Tables |
Segment, Reconciliation of Other Items from Segments to Consolidated [Table Text Block] |
|  | For three months ended March 31, |
|  | 2024 |  |  | 2025 |
|  | $ |  |  | $ |
|  | (unaudited) |  |  | (unaudited) |
Clinical and pre-clinical expenses |  |  | 78 |  |  |  | 115 |
Patent expenses |  |  | 259 |  |  |  | 166 |
Personnel costs |  |  | 1,037 |  |  |  | 1,088 |
Professional services |  |  | 318 |  |  |  | 956 |
Other operational expenses |  |  | 363 |  |  |  | 285 |
Other segment items |  |  | 25 |  |  |  | (26 | )
Segment net loss |  |  | 2,080 |  |  |  | 2,584 |
Reconciliation of net loss: |  |  |  |  |  |  |  |
Net loss (income) from discontinued operations |  |  | 1,208 |  |  |  | (3,754 | )
Consolidated net loss (income) |  |  | 3,288 |  |  |  | (1,170 | )
Long-Lived Assets by Geographic Areas [Table Text Block] |
|  | As of |
|  | December 31, 2024 |  |  | March 31, 2025 |
|  | $ |  |  | $ |
Property and equipment, net: |  |  |  |  |  | (unaudited) |
PRC |  |  | 34 |  |  |  | 28 |
U.S. |  |  | 205 |  |  |  | 193 |
Total |  |  | 239 |  |  |  | 221 |

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