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Stock Option Plan (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2025

Dec. 31, 2024

Stock Option Plan [Abstract]

Schedule of Activity Under the Plan is Set Forth

Activity under the Plan is set forth below:

		Options Outstanding
Stock Option Activity		Shares Available for Grant			Number of Options			Weighted- Average Exercise Price Per Share			Weighted- Average Remaining Contractual Term (in years)
Balances at January 1, 2025		1,560,091			2,972,055			$	0.40		3.00
Options granted		(1,560,091	)		1,560,091			$	1.26
Options exercised		—			—			$	—
Options expired		—			—			$	—
Options cancelled/forfeited		11,896			(11,896	)		$	0.63
Balances at June 30, 2025		11,896			4,520,250			$	0.70		6.48
Exercisable at June 30, 2025					2,364,814			$	1.04		5.48
Vested and expected to vest at June 30, 2025					4,520,250				0.70		6.48

		Options Outstanding
Stock Option Activity		Shares Available for Grant		Number of Options			Weighted- Average Exercise Price Per Share			Weighted- Average Remaining Contractual Term (in years)
Balances at December 31, 2023		1,550,091		2,982,055			$	0.40		3.70
Options granted		—		—			$	—
Options exercised		—		—			$	—
Options expired		10,000		(10,000	)		$	0.001
Options cancelled/forfeited		—		—			$	—
Balances at June 30, 2024		1,560,091		2,972,055			$	0.40		3.53
Exercisable at June 30, 2024				1,464,429			$	0.49		4.88
Vested and expected to vest at June 30, 2024				2,972,055				0.40		3.53

Activity under the Plan is set forth below:

		Options Outstanding
Stock Option Activity		Shares Available for Grant		Number of Options			Weighted- Average Exercise Price Per Share			Weighted- Average Remaining Contractual Term (in years)
Balances at January 1, 2024		1,550,091		2,982,055			$	0.40		3.70
Options granted		—		—			$	—
Options exercised		—		—			$	—
Options expired		10,000		(10,000	)		$	0.001
Options cancelled/forfeited		—		—			$	—
Balances at December 31, 2024		1,560,091		2,972,055			$	0.40		3.00
Exercisable at December 31, 2024				1,548,910			$	0.49		4.32
Vested and expected to vest at December 31, 2024				2,972,055				0.40		3.00

Schedule of Stock Compensation Expense by Function Recognized for the Years

The following table is a summary of stock compensation expense by function recognized for the three and six months ended June 30, 2025 and 2024 (in thousands):

		Six months ended June 30,
		2025			2024
General Administrative		$	33		$	4
Research and development			54			7
		$	87		$	11

		Three months ended June 30,
		2025			2024
General Administrative		$	31		$	2
Research and development			51			4
		$	82		$	6

The following table is a summary of stock compensation expense by function recognized for the years ended December 31, 2024 and 2023 (in thousands):

		Years ended December 31,
		2024			2023
General Administrative		$	7		$	10
Research and development			14			23
		$	21		$	33

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-Publisher FASB
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- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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