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Note 4 - Property and Equipment, Net
 9 Months Ended
Sep. 30, 2025
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]

(4)

Property and Equipment, Net

 

Property and equipment, net consisted of the following (in thousands):

 

   

September 30,

    

December 31,

  
   

2025

    

2024

  

Computer equipment and software

   $ 166     $ 165  

Laboratory and manufacturing equipment

     576       576  

Furniture and fixtures

     27       27  

Leasehold improvements

     26       26  

Property and equipment, gross

     795       794  

Less accumulated depreciation

     (782 )     (761 )

Property and equipment, net

   $ 13     $ 33  

 

 

Depreciation expense totaled $4,000 and $21,000 for the three and nine months ended September 30, 2025, respectively. Depreciation expense totaled $16,000 and $52,000 for the three and nine months ended September 30, 2024, respectively.