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License, Clinical Trial and Sponsored Research Agreements (Tables) | 12 Months Ended
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Dec. 31, 2024
License, Clinical Trial and Sponsored Research Agreements |
Schedule of Clinical Trial and Sponsored Research Agreements | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the year ended December 31,
($ in thousands) |  | 2024 |  | 2023
City of Hope National Medical Center | ​ | ​ | ​ | ​ | ​ | ​
CD123 | ​ | $ | - | ​ | $ | 23
IL13Rα2 | ​ | ​ | 427 | ​ | ​ | 1,115
CS1(1) | ​ | ​ | - | ​ | ​ | 188
PSCA(1) | ​ | ​ | - | ​ | ​ | 44
Fred Hutchinson Cancer Center - CD20 | ​ | ​ | 312 | ​ | ​ | 1,254
St. Jude Children's Research Hospital - XSCID(2) | ​ | ​ | (434) | ​ | ​ | 637
Leiden University Medical Center - RAG1 SCID | ​ | ​ | 213 | ​ | ​ | 350
Mayo Clinic(3) | ​ | ​ | (275) | ​ | ​ | 551
Total | ​ | $ | 243 | ​ | $ | 4,162
​
(1) | Licenses and associated sponsored research agreements were terminated in May 2023.
(2) | License and associated Data Transfer Agreement were terminated in April 2024.
(3) | License and associated sponsored research agreement were terminated in June 2024.

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- Definition Tabular disclosure of collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 808 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479402/808-10-50-1 + Details
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