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v3.25.4

PROPERTY, PLANT & EQUIPMENT | 12 Months Ended
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Dec. 31, 2025
PROPERTY, PLANT & EQUIPMENT |
PROPERTY, PLANT & EQUIPMENT | 4. PROPERTY, PLANT & EQUIPMENT Property, plant & equipment consisted of the following as of December 31: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | 2025 | ​ ​ ​ | 2024
​ | ​ | ​ | ​ | ​ | ​ | ​
Office and laboratory equipment | ​ | $ | 1,421,000 | ​ | $ | 1,467,000
Computer software | ​ |  | 4,000 | ​ | ​ | 4,000
Leasehold improvements | ​ |  | 310,000 | ​ | ​ | 310,000
Total property, plant & equipment | ​ |  | 1,735,000 | ​ | ​ | 1,781,000
Less– accumulated depreciation and amortization | ​ |  | (1,186,000) | ​ | ​ | (1,024,000)
Property, plant & equipment, net | ​ | $ | 549,000 | ​ | $ | 757,000
​ For the years ended December 31, 2025 and 2024, the Company recorded approximately $214,000 and $292,000 of fixed asset depreciation and amortization expense, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-7 + Details
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