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http://purl.uniprot.org/citations/37934001http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/37934001http://www.w3.org/2000/01/rdf-schema#comment"Failure of adoptive T-cell therapies in patients with cancer is linked to limited T-cell expansion and persistence, even in memory-prone 41BB-(BBz)-based chimeric antigen receptor (CAR) T cells. We show here that BBz-CAR T-cell stem/memory differentiation and persistence can be enhanced through epigenetic manipulation of the histone 3 lysine 9 trimethylation (H3K9me3) pathway. Inactivation of the H3K9 trimethyltransferase SUV39H1 enhances BBz-CAR T cell long-term persistence, protecting mice against tumor relapses and rechallenges in lung and disseminated solid tumor models up to several months after CAR T-cell infusion. Single-cell transcriptomic (single-cell RNA sequencing) and chromatin opening (single-cell assay for transposase accessible chromatin) analyses of tumor-infiltrating CAR T cells show early reprogramming into self-renewing, stemlike populations with decreased expression of dysfunction genes in all T-cell subpopulations. Therefore, epigenetic manipulation of H3K9 methylation by SUV39H1 optimizes the long-term functional persistence of BBz-CAR T cells, limiting relapses, and providing protection against tumor rechallenges.

Significance

Limited CAR T-cell expansion and persistence hinders therapeutic responses in solid cancer patients. We show that targeting SUV39H1 histone methyltransferase enhances 41BB-based CAR T-cell long-term protection against tumor relapses and rechallenges by increasing stemness/memory differentiation. This opens a safe path to enhancing adoptive cell therapies for solid tumors. See related article by Jain et al., p. 142. This article is featured in Selected Articles from This Issue, p. 5."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.org/dc/terms/identifier"doi:10.1158/2159-8290.cd-22-1350"xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Gueguen P."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Glauzy S."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Amigorena S."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Goudot C."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Perez F."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Silva L."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Bohineust A."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Chacon I."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Gouveia Z."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Lopez-Cobo S."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Tsalkitzi K."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Biquand A."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Saitakis M."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Bonte P.E."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/author"Fuentealba J.R."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/date"2024"xsd:gYear
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/name"Cancer Discov"xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/pages"120-141"xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/title"SUV39H1 Ablation Enhances Long-term CAR T Function in Solid Tumors."xsd:string
http://purl.uniprot.org/citations/37934001http://purl.uniprot.org/core/volume"14"xsd:string
http://purl.uniprot.org/citations/37934001http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/37934001
http://purl.uniprot.org/citations/37934001http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/37934001