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Summary of Significant Accounting Policies - Schedule of Accounts and Grants Receivable (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Schedule of Accounts and Grants Receivable [Line Items]    
Accounts and grants receivable $ 31 $ 84
Accounts receivable from customers [Member]    
Schedule of Accounts and Grants Receivable [Line Items]    
Accounts and grants receivable 31 25
National Institutes of Health – Grant [Member]    
Schedule of Accounts and Grants Receivable [Line Items]    
Accounts and grants receivable $ 0 $ 59