2024
Impact of HER2 low status on genomic signatures in triple negative breast cancer (TNBC).
Taylor M, Reddy S, Ashok Kumar P, Hariri D, Sokol E, Sivakumar S, Quintanilha J, Pavlick D, Levy M, Ross J, Lustberg M. Impact of HER2 low status on genomic signatures in triple negative breast cancer (TNBC). Journal Of Clinical Oncology 2024, 42: 1092-1092. DOI: 10.1200/jco.2024.42.16_suppl.1092.Peer-Reviewed Original ResearchTriple negative breast cancerComprehensive genomic profilingGenomic alterationsHER2 statusHER2 2Triple negative breast cancer groupGA frequencyReview of pathology specimensHER2 IHC expressionHER2-low statusHER2-low tumorsLack of clinical dataPD-L1 expressionTumor mutational burdenHER2 IHC scoreHER2 2+Negative breast cancerEvaluate genomic alterationsMann-Whitney U testPotential treatment optionStatistically significant differenceHER2 subgroupsPD-L1Immunotherapy biomarkersChi-square test
2023
Prevalence of targetable genomic alterations in young women with advanced breast cancer: a cross-sectional study
Blansky D, Ansari N, Gao L, Sokol E, Sivakumar S, Huang R, Pelletier M, Levy M, Pavlick D, Danziger N, Ross J, Lustberg M, Rozenblit M. Prevalence of targetable genomic alterations in young women with advanced breast cancer: a cross-sectional study. Breast Cancer Research And Treatment 2023, 204: 181-185. PMID: 37999916, DOI: 10.1007/s10549-023-07179-5.Peer-Reviewed Original ResearchComprehensive genomic profilingBreast cancerYoung womenGenomic alterationsAdvanced breast cancerPD-L1 expressionTargetable genomic alterationsWorse clinical outcomesTime of diagnosisTumor mutational burdenCross-sectional studyBreast cancer casesFoundation MedicineClinical outcomesPIK3CA mutationsCancer casesEstrogen receptorMutational burdenOlder womenConclusionOur findingsTotal casesBreast tumorsTumor tissueBRCA1 mutationsMicrosatellite instabilityMetastatic breast cancer (MBC) with ultra-high tumor mutational burden (UHTMB): A comprehensive genomic profiling (CGP) study.
Fanucci K, Lustberg M, Fischbach N, Pelletier M, Sivapiragasam A, Ashok Kumar P, Kallem M, Danziger N, Sokol E, Sivakumar S, Pavlick D, Ross J, Pusztai L. Metastatic breast cancer (MBC) with ultra-high tumor mutational burden (UHTMB): A comprehensive genomic profiling (CGP) study. Journal Of Clinical Oncology 2023, 41: 1036-1036. DOI: 10.1200/jco.2023.41.16_suppl.1036.Peer-Reviewed Original ResearchMetastatic breast cancerLobular histologyBreast cancerHER2 IHCGenomic alterationsComprehensive genomic profiling studyPD-L1 gene amplificationImmune checkpoint inhibitor treatmentMicrosatellite instabilityAxillary LN metastasisMetastatic site biopsySubset of ptsStage IV diseaseCheckpoint inhibitor treatmentPD-L1 expressionTumor mutational burdenMutations/MbMSI-high statusHER2 IHC resultsGenomic profiling studiesSite biopsiesSP142 assayLN metastasisMetastatic diseaseHigh TMB
2022
Targetable genomic mutations in young women with advanced breast cancer.
Ansari N, Gao L, Sokol E, Sivakumar S, Huang R, Pelletier M, Levy M, Pavlick D, Danziger N, Ross J, Lustberg M, Rozenblit M. Targetable genomic mutations in young women with advanced breast cancer. Journal Of Clinical Oncology 2022, 40: 1027-1027. DOI: 10.1200/jco.2022.40.16_suppl.1027.Peer-Reviewed Original ResearchComprehensive genomic profilingTumor mutational burdenAdvanced breast cancerPD-L1 expressionBreast cancerYoung womenImmune therapyPIK3CA mutationsGenomic alterationsTumor cell PD-L1 expressionClasses of GAsRB1 mutationsDisease-free survivalActionable genomic alterationsDifferent mutational profilesPARP inhibitor useImmunotherapy optionsInhibitor useFoundation MedicineLymph nodesWorse prognosisBRCA2 mutationsEstrogen receptorMutational burdenOlder women
2018
PD‐L1 expression and CD8‐positive T cells are associated with favorable survival in HER2‐positive invasive breast cancer
Hou Y, Nitta H, Wei L, Banks P, Lustberg M, Wesolowski R, Ramaswamy B, Parwani A, Li Z. PD‐L1 expression and CD8‐positive T cells are associated with favorable survival in HER2‐positive invasive breast cancer. The Breast Journal 2018, 24: 911-919. PMID: 30230111, PMCID: PMC6724200, DOI: 10.1111/tbj.13112.Peer-Reviewed Original ResearchConceptsPD-L1 expressionCD8-positive T cellsTumor-infiltrating lymphocytesHER2-positive casesLymph node metastasisCytotoxic immune reactionsBreast carcinomaImmune reactionsNode metastasisPD-L1Immune cellsConventional chemotherapyBreast cancerT cellsTissue microarrayHER2-positive invasive breast cancerHER2-positive invasive breast carcinomasHER2-positive breast cancerHER2-positive breast carcinomasTumor cellsPD1/PD-L1 expressionHigh Nottingham gradePD-L1 stainingInvasive breast cancerLower tumor stage
2015
Gene expression patterns through oral squamous cell carcinoma development: PD-L1 expression in primary tumor and circulating tumor cells
Oliveira-Costa J, de Carvalho A, da Silveira G, Amaya P, Wu Y, Park K, Gigliola M, Lustberg M, Buim M, Ferreira E, Kowalski L, Chalmers J, Soares F, Carraro D, Ribeiro-Silva A. Gene expression patterns through oral squamous cell carcinoma development: PD-L1 expression in primary tumor and circulating tumor cells. Oncotarget 2015, 6: 20902-20920. PMID: 26041877, PMCID: PMC4673238, DOI: 10.18632/oncotarget.3939.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdultAgedAged, 80 and overAutoimmune DiseasesB7-H1 AntigenBiomarkers, TumorCarcinoma, Squamous CellCohort StudiesCytoplasmDNA-Binding ProteinsFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHomeodomain ProteinsHumansKaplan-Meier EstimateLymphatic MetastasisMaleMiddle AgedMouth NeoplasmsNeoplastic Cells, CirculatingOligonucleotide Array Sequence AnalysisPrognosisProportional Hazards ModelsTissue BanksTreatment OutcomeConceptsOral squamous cell carcinomaPD-L1Tumor sizePerineural invasionPrimary tumorAdvanced oral squamous cell carcinomaTumor cellsSquamous cell carcinoma developmentStrong cytoplasmatic expressionPD-L1 positivityDisease-specific survivalOral squamous cell carcinoma developmentPD-L1 expressionIndependent prognostic factorLymph node metastasisT cell activitySquamous cell carcinomaSub-classify patientsSpecific survivalNode metastasisPD-1Prognostic factorsPoor prognosisAutoimmune diseasesCell carcinoma