2019
Glutamine blockade induces divergent metabolic programs to overcome tumor immune evasion
Leone R, Zhao L, Englert J, Sun I, Oh M, Sun I, Arwood M, Bettencourt I, Patel C, Wen J, Tam A, Blosser R, Prchalova E, Alt J, Rais R, Slusher B, Powell J. Glutamine blockade induces divergent metabolic programs to overcome tumor immune evasion. Science 2019, 366: 1013-1021. PMID: 31699883, PMCID: PMC7023461, DOI: 10.1126/science.aav2588.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAzo CompoundsCaproatesCD8-Positive T-LymphocytesCitric Acid CycleEnergy MetabolismFemaleGlucoseGlutamineImmunologic MemoryImmunotherapy, AdoptiveLymphocyte ActivationLymphocytes, Tumor-InfiltratingMaleMice, Inbred BALB CMice, Inbred C57BLNeoplasms, ExperimentalTumor EscapeTumor MicroenvironmentConceptsEffector T cellsT cellsTumor immune evasionCancer cellsPotent antitumor responsesImmune cell functionAntitumor responseImmunosuppressive microenvironmentTumor immunotherapyCancer immunotherapyMice suppressesImmune evasionCell functionOxidative metabolismGlycolytic metabolismGlutamine antagonistImmunotherapyMetabolic characteristicsMetabolic programsTumorsMetabolic checkpointDivergent changesMetabolismCellsAntagonism
2018
Inhibition of the adenosine A2a receptor modulates expression of T cell coinhibitory receptors and improves effector function for enhanced checkpoint blockade and ACT in murine cancer models
Leone R, Sun I, Oh M, Sun I, Wen J, Englert J, Powell J. Inhibition of the adenosine A2a receptor modulates expression of T cell coinhibitory receptors and improves effector function for enhanced checkpoint blockade and ACT in murine cancer models. Cancer Immunology, Immunotherapy 2018, 67: 1271-1284. PMID: 29923026, PMCID: PMC11028354, DOI: 10.1007/s00262-018-2186-0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine A2 Receptor AntagonistsAnimalsAntigens, CDCD8-Positive T-LymphocytesColonic NeoplasmsFemaleGene Expression Regulation, NeoplasticImmunotherapyLymphocyte Activation Gene 3 ProteinLymphocytes, Tumor-InfiltratingMaleMelanoma, ExperimentalMiceMice, Inbred BALB CMice, Inbred C57BLProgrammed Cell Death 1 ReceptorReceptor, Adenosine A2AReceptors, Antigen, T-CellT-Lymphocytes, RegulatoryTumor Cells, CulturedTumor MicroenvironmentXenograft Model Antitumor AssaysConceptsA2AR blockadePD-1T cellsImmune responseA2A receptorsCD39/CD73 axisTumor immune evasionEffector T cellsLAG-3 expressionRegulatory T cellsT cell persistenceTumor bearing miceAdenosine A2A receptorsMurine cancer modelsCoinhibitory receptorsCheckpoint blockadeCheckpoint therapyRegulatory cellsLymph nodesImmunologic responseImmunotherapy regimensInflammatory milieuPharmacologic blockadeA2AR antagonistAdenosine levels
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