Tumor-specific MHC-II expression drives a unique pattern of resistance to immunotherapy via LAG-3/FCRL6 engagement
Johnson DB, Nixon MJ, Wang Y, Wang DY, Castellanos E, Estrada MV, Ericsson-Gonzalez PI, Cote CH, Salgado R, Sanchez V, Dean PT, Opalenik SR, Schreeder DM, Rimm DL, Kim JY, Bordeaux J, Loi S, Horn L, Sanders ME, Ferrell PB, Xu Y, Sosman JA, Davis RS, Balko JM. Tumor-specific MHC-II expression drives a unique pattern of resistance to immunotherapy via LAG-3/FCRL6 engagement. JCI Insight 2018, 3: e120360. PMID: 30568030, PMCID: PMC6338319, DOI: 10.1172/jci.insight.120360.Peer-Reviewed Original ResearchMeSH KeywordsAdaptive ImmunityAnimalsAntibodies, NeutralizingAntigens, CDBreast NeoplasmsCD4-Positive T-LymphocytesCell Line, TumorHistocompatibility Antigens Class IIHLA-DR AntigensHumansImmunotherapyKiller Cells, NaturalLigandsLymphocyte Activation Gene 3 ProteinMiceProgrammed Cell Death 1 ReceptorReceptors, Antigen, T-CellReceptors, Cell SurfaceT-LymphocytesTumor MicroenvironmentConceptsMHC-II expressionT cellsAnti-PD-1 therapyTumor cellsPD-1 pathwayTumor-intrinsic factorsPD-1-targeted immunotherapiesMHC-II receptorsDurable responsesPD-1Immune activationImmunotherapy targetPreclinical modelsLAG-3TumorsUnique patternMHCEnhanced expressionInhibitory functionAdaptive resistanceNovel inhibitory functionImmunotherapyPatientsContext-dependent mechanismsCellsQuantitative Spatial Profiling of PD-1/PD-L1 Interaction and HLA-DR/IDO-1 Predicts Improved Outcomes of Anti–PD-1 Therapies in Metastatic Melanoma
Johnson DB, Bordeaux J, Kim J, Vaupel C, Rimm DL, Ho TH, Joseph RW, Daud AI, Conry RM, Gaughan EM, Hernandez-Aya LF, Dimou A, Funchain P, Smithy J, Witte JS, McKee SB, Ko J, Wrangle J, Dabbas B, Tangri S, Lameh J, Hall J, Markowitz J, Balko JM, Dakappagari N. Quantitative Spatial Profiling of PD-1/PD-L1 Interaction and HLA-DR/IDO-1 Predicts Improved Outcomes of Anti–PD-1 Therapies in Metastatic Melanoma. Clinical Cancer Research 2018, 24: 5250-5260. PMID: 30021908, PMCID: PMC6214750, DOI: 10.1158/1078-0432.ccr-18-0309.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Agents, ImmunologicalB7-H1 AntigenBiomarkers, TumorBiopsyCell Line, TumorFemaleHLA-DR AntigensHumansImmunohistochemistryIndoleamine-Pyrrole 2,3,-DioxygenaseMaleMelanomaMiddle AgedModels, BiologicalNeoplasm MetastasisNeoplasm StagingPrognosisProgrammed Cell Death 1 ReceptorProtein BindingRetreatmentTreatment OutcomeConceptsAnti-PD-1 responseHLA-DRValidation cohortPD-1/PD-L1PD-1 blockersPD-1 monotherapyPD-L1 expressionPretreatment tumor biopsiesProgression-free survivalSubset of patientsAcademic cancer centerBiomarkers of responseIndependent validation cohortClin Cancer ResImmunosuppression mechanismsClinical responseOverall survivalPD-L1Melanoma patientsCancer CenterTreatment outcomesTumor biopsiesDiscovery cohortPatientsIndividual biomarkers