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Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2025

Accounting Policies [Abstract]

Schedule of Segment Reporting

		For the Three Months Ended September 30,								For the Nine Months Ended September 30,
		2025				2024				2025				2024
Operating expenses:
Tegoprubart - kidney transplantation programs		$	9,363			$	10,167			$	26,600			$	19,284
Tegoprubart - other development programs			—				14				(168	)			430
Manufacturing			1,736				4,252				11,031				7,826
Personnel-related			3,664				2,524				10,808				7,400
Stock-based compensation			2,428				1,783				7,986				6,540
Other operating expenses			1,879				1,770				5,510				4,401
Total operating expenses			19,070				20,510				61,767				45,881
Loss from operations			(19,070	)			(20,510	)			(61,767	)			(45,881	)
Other income, net			1,047				1,042				3,680				2,485
Change in fair value of warrant liabilities			564				96,439				22,917				51,829
Segment and net income (loss)		$	(17,459	)		$	76,971			$	(35,170	)		$	8,433

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- References

No definition available.

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- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-25

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-22

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-30

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