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Segment Information (Tables)

9 Months Ended

Sep. 30, 2025

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment

			Three Months Ended September 30,												Nine Months Ended September 30,
			2025						2024						2025						2024
Revenue			$	—					$	—					$	70					$	—
Operating Expenses:
Research and development by significant expense:
BOLSTER trial			829						475						2,222						2,820
ASCEND trial			8						133						61						271
Chemistry, manufacturing and controls			157						764						543						1,703
Clinical department			654						1,001						2,802						3,191
Other (1)			311						169						1,187						399
Research and development			1,959						2,542						6,815						8,384
General and administrative by significant expense:
Corporate			1,068						1,183						3,370						3,587
Investor relations/public relations/communications			306						338						946						969
Finance			539						562						1,706						1,727
Legal			183						174						734						1,084
Business development			134						120						401						437
Share based compensation expense			195						292						811						860
Other (2)			30						125						417						412
General and administrative			2,455						2,794						8,385						9,076
Operating loss			(4,414)						(5,336)						(15,130)						(17,460)
Other income, net			165						406						536						1,287
Benefit from income taxes			—						—						(962)						(798)
Net loss			$	(4,249)					$	(4,930)					$	(13,632)					$	(15,375)
Cash, cash equivalents, and marketable securities															$	18,998					$	35,856
(1) Included in Other are the GBM study,      FORTIFIDE study and research oncology      expenses
(2) Included in Other are facilities expense, human      resource and information technology expenses

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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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- References

No definition available.

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