Journal article
Distinct Signaling of Coreceptors Regulates Specific Metabolism Pathways and Impacts Memory Development in CAR T Cells
Immunity (Cambridge, Mass.), v 44(2), pp 380-390
16 Feb 2016
PMID: 26885860
Featured in Collection : UN Sustainable Development Goals @ Drexel
Abstract
Chimeric antigen receptors (CARs) redirect T cell cytotoxicity against cancer cells, providing a promising approach to cancer immunotherapy. Despite extensive clinical use, the attributes of CAR co-stimulatory domains that impact persistence and resistance to exhaustion of CAR-T cells remain largely undefined. Here, we report the influence of signaling domains of coreceptors CD28 and 4-1BB on the metabolic characteristics of human CAR T cells. Inclusion of 4-1BB in the CAR architecture promoted the outgrowth of CD8(+) central memory T cells that had significantly enhanced respiratory capacity, increased fatty acid oxidation and enhanced mitochondrial biogenesis. In contrast, CAR T cells with CD28 domains yielded effector memory cells with a genetic signature consistent with enhanced glycolysis. These results provide, at least in part, a mechanistic insight into the differential persistence of CAR-T cells expressing 4-1BB or CD28 signaling domains in clinical trials and inform the design of future CAR T cell therapies.
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Details
- Title
- Distinct Signaling of Coreceptors Regulates Specific Metabolism Pathways and Impacts Memory Development in CAR T Cells
- Creators
- Omkar U Kawalekar - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USARoddy S O'Connor - Department of Pathology and Laboratory Medicine, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USAJoseph A Fraietta - Drexel University, BiologyLili Guo - Penn SRP Center, Center of Excellence in Environmental Toxicology and Department of Systems Pharmacology and Translational Therapeutics, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USAShannon E McGettigan - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USAAvery D Posey, Jr - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USAPrachi R Patel - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USASonia Guedan - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USAJohn Scholler - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USABrian Keith - Center for Cellular Immunotherapies, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA 19104, USANathaniel W Snyder - Drexel University, A.J. Drexel Autism InstituteIan A BlairMichael C MiloneCarl H June - University of Pennsylvania
- Publication Details
- Immunity (Cambridge, Mass.), v 44(2), pp 380-390
- Publisher
- Elsevier
- Grant note
- T32CA009140 / NCI NIH HHS 5R01CA120409 / NCI NIH HHS
- Resource Type
- Journal article
- Language
- English
- Academic Unit
- Biology; A.J. Drexel Autism Institute
- Web of Science ID
- WOS:000370294000019
- Scopus ID
- 2-s2.0-84958648353
- Other Identifier
- 991019168498504721
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- Collaboration types
- Domestic collaboration
- Web of Science research areas
- Immunology