2024
HLA class-I antigen presentation machinery (APM) alterations mediate immune evasion in lung cancer brain metastases.
Vilariño N, Lopez De Rodas M, Ranjan K, Costantini A, Villalba M, Lu B, Kravitz C, Nadal E, Goldberg S, Nguyen D, Schalper K. HLA class-I antigen presentation machinery (APM) alterations mediate immune evasion in lung cancer brain metastases. Journal Of Clinical Oncology 2024, 42: e14014-e14014. DOI: 10.1200/jco.2024.42.16_suppl.e14014.Peer-Reviewed Original ResearchLung cancer brain metastasisPrimary lung tumorsTumor-infiltrating lymphocytesImmune checkpoint inhibitorsCancer brain metastasesAntigen presentation machineryB2M expressionIFN-gBrain metastasesB2MImmune evasionAssociated with shorter overall survivalMultiplexed quantitative immunofluorescenceM expressionExpression of B2MB2M levelsExpression of pSTAT1Shorter overall survivalUnfavorable clinical featuresNo significant associationAssociated with unfavorable clinical featuresCheckpoint inhibitorsImmunotherapy resistanceProperties of tumorsPresentation machinery
2023
Quantitative DNA Repair Biomarkers and Immune Profiling for Temozolomide and Olaparib in Metastatic Colorectal Cancer
Cecchini M, Zhang J, Wei W, Sklar J, Lacy J, Zhong M, Kong Y, Zhao H, DiPalermo J, Devine L, Stein S, Kortmansky J, Johung K, Bindra R, LoRusso P, Schalper K. Quantitative DNA Repair Biomarkers and Immune Profiling for Temozolomide and Olaparib in Metastatic Colorectal Cancer. Cancer Research Communications 2023, 3: 1132-1139. PMID: 37387791, PMCID: PMC10305782, DOI: 10.1158/2767-9764.crc-23-0045.Peer-Reviewed Original ResearchConceptsWhole-exome sequencingMGMT protein expressionColorectal cancerStable diseaseQuantitative immunofluorescenceT cellsProtein expressionPromoter hypermethylationLow MGMT protein expressionPARP inhibitorsRadiographic tumor regressionMetastatic colorectal cancerAdvanced colorectal cancerPretreatment tumor biopsiesEffector T cellsTumor-infiltrating lymphocytesMGMT proteinDNA repair biomarkersBaseline CD8Eligible patientsIncreased CD8Methylguanine-DNA methyltransferaseObjective responseProgressive diseaseImmune markersDeep computational image analysis of immune cell niches reveals treatment-specific outcome associations in lung cancer
Barrera C, Corredor G, Viswanathan V, Ding R, Toro P, Fu P, Buzzy C, Lu C, Velu P, Zens P, Berezowska S, Belete M, Balli D, Chang H, Baxi V, Syrigos K, Rimm D, Velcheti V, Schalper K, Romero E, Madabhushi A. Deep computational image analysis of immune cell niches reveals treatment-specific outcome associations in lung cancer. Npj Precision Oncology 2023, 7: 52. PMID: 37264091, PMCID: PMC10235089, DOI: 10.1038/s41698-023-00403-x.Peer-Reviewed Original ResearchNon-small cell lung cancerTumor-infiltrating lymphocytesLung cancerEffective adaptive immune responseImmune checkpoint blockersCell lung cancerLung cancer patientsTumor immune microenvironmentAdaptive immune responsesImmune-related biomarkersTreatment-specific outcomesCheckMate 057Histology variantsImmunotherapy resistanceCheckpoint blockersRegulatory cellsTumor rejectionTumor-immune interactionsClinical outcomesImmunosuppressive signalsClinical benefitInfluence prognosisImmune microenvironmentCancer patientsPatient outcomes
2022
Density patterns of tumor-infiltrating lymphocytes and association with objective response to nivolumab in patients with lung adenocarcinoma from CheckMate 057.
Corredor G, Ding R, Prasanna P, Barrera C, Toro P, Viswanathan V, Zens P, Berezowska S, Baxi V, Balli D, Belete M, Velcheti V, Schalper K, Madabhushi A. Density patterns of tumor-infiltrating lymphocytes and association with objective response to nivolumab in patients with lung adenocarcinoma from CheckMate 057. Journal Of Clinical Oncology 2022, 40: 2662-2662. DOI: 10.1200/jco.2022.40.16_suppl.2662.Peer-Reviewed Original ResearchTumor-infiltrating lymphocytesImmune checkpoint inhibitorsOverall survivalLung adenocarcinomaCheckMate 057Objective responseRisk scoreAnalysis of TILAdvanced-stage lung adenocarcinomaPlatinum-based chemotherapyRisk of progressionCox regression modelDeath risk scoreStage lung adenocarcinomaLung cancer subjectsRECIST v1.1Checkpoint inhibitorsHazard ratioTIL densityPD-L1Better prognosisTumor responseClinical trialsCancer subjectsNivolumab
2019
Phenotyping tumor infiltrating lymphocytes (PhenoTIL) on H&E tissue images: predicting recurrence in lung cancer
Barrera C, Corredor G, Wang X, Schalper K, Rimm D, Velcheti V, Madabhushi A, Castro E. Phenotyping tumor infiltrating lymphocytes (PhenoTIL) on H&E tissue images: predicting recurrence in lung cancer. Progress In Biomedical Optics And Imaging 2019, 10956: 1095607-1095607-8. DOI: 10.1117/12.2513048.Peer-Reviewed Original ResearchTumor-infiltrating lymphocytesTIL densityLung cancerEarly stage non-small cell lung cancer patientsNon-small cell lung cancer patientsCell lung cancer patientsEarly-stage lung cancerKaplan-Meier analysisLung cancer patientsStage lung cancerLikelihood of recurrenceBetter prognosisLate recurrenceCancer patientsDifferent cancer typesDisease outcomeRecurrenceDifferent subtypesCancer typesLymphocytesCancerPatientsPrognosisIndependent validation
2018
Spatially Resolved and Quantitative Analysis of VISTA/PD-1H as a Novel Immunotherapy Target in Human Non–Small Cell Lung Cancer
Villarroel-Espindola F, Yu X, Datar I, Mani N, Sanmamed M, Velcheti V, Syrigos K, Toki M, Zhao H, Chen L, Herbst RS, Schalper KA. Spatially Resolved and Quantitative Analysis of VISTA/PD-1H as a Novel Immunotherapy Target in Human Non–Small Cell Lung Cancer. Clinical Cancer Research 2018, 24: 1562-1573. PMID: 29203588, PMCID: PMC5884702, DOI: 10.1158/1078-0432.ccr-17-2542.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntigens, CDAntigens, Differentiation, MyelomonocyticB7 AntigensB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungCD8-Positive T-LymphocytesEvaluation Studies as TopicFemaleGene Expression Regulation, NeoplasticHumansImmunologic FactorsImmunotherapyLung NeoplasmsMaleMembrane ProteinsMutationProgrammed Cell Death 1 ReceptorRetrospective StudiesConceptsNon-small cell lung cancerHuman non-small cell lung cancerT helper cellsCytotoxic T cellsT cellsPD-1Localized expression patternQuantitative immunofluorescenceTumor-infiltrating lymphocytesCell lung cancerLung cancer casesGenomic analysisTissue microarray formatTumor-associated macrophagesPD-L1 proteinCytoplasmic staining patternClin Cancer ResExpression patternsLow mutational burdenTumor epithelial cellsSpecific genomic alterationsVISTA expressionVISTA proteinPD-L1Immunomodulatory role
2017
Objective measurement and clinical significance of IDO1 protein in hormone receptor-positive breast cancer
Carvajal-Hausdorf DE, Mani N, Velcheti V, Schalper KA, Rimm DL. Objective measurement and clinical significance of IDO1 protein in hormone receptor-positive breast cancer. Journal For ImmunoTherapy Of Cancer 2017, 5: 81. PMID: 29037255, PMCID: PMC5644103, DOI: 10.1186/s40425-017-0285-7.Peer-Reviewed Original ResearchConceptsHormone receptor-positive breast cancerReceptor-positive breast cancerIDO1 expressionBreast cancerIndependent negative prognostic markerB cell infiltrationImmune suppressive pathwaysAdvanced solid tumorsTumor-infiltrating lymphocytesT cell responsesClinico-pathological featuresClinico-pathological characteristicsProportional hazards modelNegative prognostic markerDegradation of tryptophanMann-Whitney testFoxp3 levelsIDO1 blockadeIDO1 levelsEffector CD4Durable responsesOverall survivalImmune toleranceMultivariable analysisPrognostic markerB7-H3 Expression in NSCLC and Its Association with B7-H4, PD-L1 and Tumor-Infiltrating Lymphocytes
Altan M, Pelekanou V, Schalper KA, Toki M, Gaule P, Syrigos K, Herbst RS, Rimm DL. B7-H3 Expression in NSCLC and Its Association with B7-H4, PD-L1 and Tumor-Infiltrating Lymphocytes. Clinical Cancer Research 2017, 23: 5202-5209. PMID: 28539467, PMCID: PMC5581684, DOI: 10.1158/1078-0432.ccr-16-3107.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedB7 AntigensB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungCell Line, TumorDisease-Free SurvivalFemaleGene Expression Regulation, NeoplasticHumansImmunohistochemistryLymphocytes, Tumor-InfiltratingMaleMiddle AgedPrognosisV-Set Domain-Containing T-Cell Activation Inhibitor 1ConceptsNon-small cell lung cancerTumor-infiltrating lymphocytesB7-H3 proteinB7-H4PD-L1B7-H3Majority of NSCLCQuantitative immunofluorescenceImmune checkpoints PD-1Major clinicopathologic variablesLevels of CD3Negative prognostic impactCell lung cancerPoor overall survivalSuccessful therapeutic targetsB7 family membersClin Cancer ResB7-H1NSCLC cohortOverall survivalPrognostic impactSmoking historyClinicopathologic characteristicsPD-1Clinical stage
2016
Abscopal Effects of Radiotherapy Are Enhanced by Combined Immunostimulatory mAbs and Are Dependent on CD8 T Cells and Crosspriming
Rodriguez-Ruiz ME, Rodriguez I, Garasa S, Barbes B, Solorzano JL, Perez-Gracia JL, Labiano S, Sanmamed MF, Azpilikueta A, Bolaños E, Sanchez-Paulete AR, Aznar MA, Rouzaut A, Schalper KA, Jure-Kunkel M, Melero I. Abscopal Effects of Radiotherapy Are Enhanced by Combined Immunostimulatory mAbs and Are Dependent on CD8 T Cells and Crosspriming. Cancer Research 2016, 76: 5994-6005. PMID: 27550452, DOI: 10.1158/0008-5472.can-16-0549.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, MonoclonalBasic-Leucine Zipper Transcription FactorsCD8-Positive T-LymphocytesCell Line, TumorFemaleHumansLymphocytes, Tumor-InfiltratingMiceMice, Inbred BALB CMice, Inbred C57BLNeoplasms, ExperimentalProgrammed Cell Death 1 ReceptorReceptor, Interferon alpha-betaRepressor ProteinsTumor MicroenvironmentTumor Necrosis Factor Receptor Superfamily, Member 9ConceptsAnti-CD137 mAbsCD8 T cellsEffector T cellsT cellsTumor lesionsMyeloid-derived suppressor cellsSelective depletion experimentsType I IFN systemTumor-infiltrating lymphocytesCombination of radiotherapyField of irradiationImmunostimulatory mAbsImmunotherapy combinationsIntracellular IFNγProimmune effectsContralateral tumorsSuppressor cellsDendritic cellsClinical evidenceRadiotherapy strategiesIrradiation regimenAntitumor effectsClinical developmentTumor siteEx vivoQuantitative assessment of the spatial heterogeneity of tumor-infiltrating lymphocytes in breast cancer
Mani NL, Schalper KA, Hatzis C, Saglam O, Tavassoli F, Butler M, Chagpar AB, Pusztai L, Rimm DL. Quantitative assessment of the spatial heterogeneity of tumor-infiltrating lymphocytes in breast cancer. Breast Cancer Research 2016, 18: 78. PMID: 27473061, PMCID: PMC4966732, DOI: 10.1186/s13058-016-0737-x.Peer-Reviewed Original ResearchConceptsIntraclass correlation coefficientQuantitative immunofluorescenceBreast cancerSame cancerSingle biopsyMultiplexed quantitative immunofluorescenceTumor-infiltrating lymphocytesPotential predictive markerPrimary breast carcinomaCytokeratin-positive epithelial cellsCD20-positive lymphocytesCD8 levelsLymphocyte scoreQIF scoresLymphocyte countLymphocyte subpopulationsMultiple biopsiesSubpopulation countsPredictive markerPrognostic informationBreast carcinomaBiopsyB lymphocytesCD3Breast tumorsQuantitative Assessment of the Heterogeneity of PD-L1 Expression in Non–Small-Cell Lung Cancer
McLaughlin J, Han G, Schalper KA, Carvajal-Hausdorf D, Pelakanou V, Rehman J, Velcheti V, Herbst R, LoRusso P, Rimm DL. Quantitative Assessment of the Heterogeneity of PD-L1 Expression in Non–Small-Cell Lung Cancer. JAMA Oncology 2016, 2: 1-9. PMID: 26562159, PMCID: PMC4941982, DOI: 10.1001/jamaoncol.2015.3638.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntibodies, MonoclonalAntibody SpecificityB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungFemaleFluorescent Antibody TechniqueHumansImmunohistochemistryLung NeoplasmsMaleObserver VariationPredictive Value of TestsReproducibility of ResultsRetrospective StudiesTissue Array AnalysisConceptsTumor-infiltrating lymphocytesPD-L1 expressionPD-L1 antibodiesPD-L1 protein expressionCell lung cancerPD-L1Whole tissue sectionsQuantitative immunofluorescenceLung cancerChromogenic immunohistochemistryPoor concordanceDifferent PD-L1 antibodiesHigh tumor-infiltrating lymphocytesTumor PD-L1 expressionPD-L1 protein levelsCell lung cancer biopsiesMonoclonal antibodiesCurrent consensus guidelinesProtein expressionDurable clinical responsesMain outcome measuresEarly phase trialsLung cancer biopsiesRabbit monoclonal antibodyCorresponding tissue microarrays
2015
PD-L1 Expression Correlates with Tumor-Infiltrating Lymphocytes and Response to Neoadjuvant Chemotherapy in Breast Cancer
Wimberly H, Brown JR, Schalper K, Haack H, Silver MR, Nixon C, Bossuyt V, Pusztai L, Lannin DR, Rimm DL. PD-L1 Expression Correlates with Tumor-Infiltrating Lymphocytes and Response to Neoadjuvant Chemotherapy in Breast Cancer. Cancer Immunology Research 2015, 3: 326-332. PMID: 25527356, PMCID: PMC4390454, DOI: 10.1158/2326-6066.cir-14-0133.Peer-Reviewed Original ResearchConceptsTumor-infiltrating lymphocytesPD-L1 expressionPathologic complete responseNeoadjuvant chemotherapyPD-L1Breast cancerDeath 1 ligand 1PD-L1 protein expressionYale-New Haven HospitalHigh PD-L1Antitumor immune activitySubset of patientsTriple-negative patientsBreast cancer patientsTriple-negative statusImmune checkpoint proteinsImmune regulatory moleculesNew Haven HospitalSignificant multivariate modelRabbit monoclonal antibodyTILs correlateComplete responseImmune therapyCancer patientsImmune activityObjective Measurement and Clinical Significance of TILs in Non–Small Cell Lung Cancer
Schalper KA, Brown J, Carvajal-Hausdorf D, McLaughlin J, Velcheti V, Syrigos KN, Herbst RS, Rimm DL. Objective Measurement and Clinical Significance of TILs in Non–Small Cell Lung Cancer. Journal Of The National Cancer Institute 2015, 107: dju435. PMID: 25650315, PMCID: PMC4565530, DOI: 10.1093/jnci/dju435.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CD20Carcinoma, Non-Small-Cell LungCD3 ComplexCD8 AntigensConfounding Factors, EpidemiologicFluorescent DyesHumansIndolesKaplan-Meier EstimateLung NeoplasmsLymphocytes, Tumor-InfiltratingMicroscopy, FluorescencePredictive Value of TestsRetrospective StudiesT-Lymphocytes, CytotoxicConceptsTumor-infiltrating lymphocytesLevels of CD3TIL subtypesMultivariable analysisTumor sizeLonger survivalAssociation of TILsLevel of TILsNon-small cell lung cancerNon-small cell lung cancer samplesLocal immune effectsClinico-pathologic characteristicsImmune checkpoint inhibitorsCell lung cancerCell lung cancer samplesLung cancer samplesDifferent tumor compartmentsObjective measurementsElevated CD3High CD20TIL markersTIL subpopulationsCheckpoint inhibitorsSmoking historyHistology type
2014
PD-L1 expression and tumor-infiltrating lymphocytes
Schalper KA. PD-L1 expression and tumor-infiltrating lymphocytes. OncoImmunology 2014, 3: e29288. PMID: 25083339, PMCID: PMC4106164, DOI: 10.4161/onci.29288.Peer-Reviewed Original Research
2013
Programmed death ligand-1 expression in non-small cell lung cancer
Velcheti V, Schalper KA, Carvajal DE, Anagnostou VK, Syrigos KN, Sznol M, Herbst RS, Gettinger SN, Chen L, Rimm DL. Programmed death ligand-1 expression in non-small cell lung cancer. Laboratory Investigation 2013, 94: 107-116. PMID: 24217091, PMCID: PMC6125250, DOI: 10.1038/labinvest.2013.130.Peer-Reviewed Original ResearchMeSH KeywordsAgedB7-H1 AntigenBiomarkers, TumorCarcinoma, Non-Small-Cell LungCell Line, TumorChi-Square DistributionCohort StudiesConnecticutFemaleGreeceHumansImmunohistochemistryLung NeoplasmsLymphocytes, Tumor-InfiltratingMalePrognosisReproducibility of ResultsRNA, MessengerSurvival AnalysisTissue Array AnalysisConceptsNon-small cell lung cancerPD-L1 expressionCell lung cancerPD-L1Tissue microarrayBetter outcomesNSCLC casesLung cancerDeath ligand 1 (PD-L1) expressionCell death ligand 1PD-L1 protein expressionEarly phase clinical trialsLigand 1 expressionTumor-infiltrating lymphocytesDeath ligand 1Significant better outcomePD-L1 mRNAPD-L1 proteinPhase clinical trialsNormal human placentaPrediction of responseQuantitative fluorescence approachesFrequency of expressionPD-1Prognostic valueClinical significance of programmed death ligand-1 expression in non-small cell lung cancer (NSCLC).
Velcheti V, Schalper K, Carvajal D, Chen L, Sznol M, Gettinger S, Herbst R, Rimm D. Clinical significance of programmed death ligand-1 expression in non-small cell lung cancer (NSCLC). Journal Of Clinical Oncology 2013, 31: 11075-11075. DOI: 10.1200/jco.2013.31.15_suppl.11075.Peer-Reviewed Original ResearchNon-small cell lung cancerTumor-infiltrating lymphocytesPresence of TILsGreek cohortBetter outcomesPDL1 expressionNSCLC casesProtein positivityAnti-PD-1 therapyDeath ligand 1 (PD-L1) expressionCell death ligand 1Quantitative immunofluorescenceComparable prognostic informationIndependent NSCLC cohortsPDL1 protein expressionLigand 1 expressionLonger overall survivalPDL1 mRNADeath ligand 1Cell lung cancerMRNA levelsAQUA methodNormal human placentaNSCLC cohortOverall survival