Invention Grant
- Patent Title: Reversing the effects of the tumor microenvironment using chimeric cytokine receptors
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Application No.: US16743968Application Date: 2020-01-15
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Publication No.: US11717538B2Publication Date: 2023-08-08
- Inventor: Ann Marie Leen , Juan F. Vera
- Applicant: Baylor College of Medicine
- Applicant Address: US TX Houston
- Assignee: Baylor College of Medicine
- Current Assignee: Baylor College of Medicine
- Current Assignee Address: US TX Houston
- Agency: Norton Rose Fulbright US LLP
- Main IPC: A01N63/00
- IPC: A01N63/00 ; C12N5/02 ; C12N5/071 ; A61K35/12 ; C12N5/0783 ; C07K14/715 ; A61K39/00 ; C12N5/078 ; C12N15/85 ; C12N15/63

Abstract:
The present invention concerns compositions and methods related to approaches to render ineffective Th1 T cells resistant to the inhibitory cytokine milieu present in a cancer microenvironment. In particular embodiments, tumor-specific T cells are modified to employ a chimeric receptor that binds inhibitory/suppressive cytokines and converts their intracellular consequences to a Th1 immunostimulaotyr/activating signal. In specific embodiments, the T cells employ a chimeric antigen receptor having exodomains for IL10, IL13 and/or IL4 fused with the signal transducing endodomains for IL2 and/or IL7.
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