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Fair Value of Financial Instruments - Change In Fair Value, Contingent Liabilities (Details) - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Change in fair value    
Gain on extinguishment of debt $ (560,000)  
Related Party Receivable    
Change in fair value    
Balance at the beginning   $ 0
Reclassification of contingent earn-out receivable, related party to related party receivable 1,430,000  
Change in fair value (330,000)  
Balance at the ending 1,100,000  
Contingent Consideration Receivable | Discontinued Operations, Disposed of by Sale | Elusys Therapeutics    
Change in fair value    
Balance at the beginning 268,000 0
Sale of Elusys Therapeutics   268,000
Settlement of contingent consideration receivable, related party, in connection with issuance of convertible promissory notes, related party (268,000)  
Balance at the ending   268,000
Consideration Earn-out Receivable | Elusys Therapeutics | Discontinued Operations, Disposed of by Sale    
Change in fair value    
Balance at the beginning 1,720,000 0
Sale of Elusys Therapeutics   1,720,000
Reclassification of contingent earn-out receivable, related party to related party receivable (1,430,000)  
Change in fair value 1,190,000  
Loss on extinguishment of contingent earn-out receivable, related party (1,480,000)  
Balance at the ending   1,720,000
Contingent consideration | Elusys Therapeutics    
Change in fair value    
Divestiture of Elusys Therapeutics   4,610,000
Contingent consideration | Elusys Therapeutics | Elusys Therapeutics    
Change in fair value    
Balance   (12,224,614)
Payment of contingent consideration   7,507,260
Change in fair value   $ 107,354
Convertible and non-convertible promissory notes, related party    
Change in fair value    
Change in fair value 261,950  
Gain on extinguishment of debt 920,000  
Balance (16,015,400)  
Convertible promissory note, related party    
Change in fair value    
Issuance of convertible promissory notes (1,985,750)  
Issuance of convertible promissory notes, related party, with warrants in connection with December 2024 Offering (14,460,600)  
Non-convertible promissory note, related party    
Change in fair value    
Issuance of convertible promissory notes (975,000)  
Extinguishment of non-convertible promissory note, related party, in connection with December 2024 Offering 224,000  
Warrant Liability    
Change in fair value    
Change in fair value 469,800  
Issuance of convertible promissory notes, related party, with warrants in connection with December 2024 Offering (2,567,800)  
Balance $ (2,098,000)