2017
Immune Gene Expression Is Associated with Genomic Aberrations in Breast Cancer
Safonov A, Jiang T, Bianchini G, Győrffy B, Karn T, Hatzis C, Pusztai L. Immune Gene Expression Is Associated with Genomic Aberrations in Breast Cancer. Cancer Research 2017, 77: 3317-3324. PMID: 28428277, DOI: 10.1158/0008-5472.can-16-3478.Peer-Reviewed Original ResearchConceptsTumor-infiltrating lymphocytesBreast cancer subtypesImmune infiltrationNeoantigen loadImmune surveillanceLower clonal heterogeneityCancer subtypesHigher immune gene expressionClonal heterogeneityImmune checkpoint inhibitorsMajor breast cancer subtypesFavorable prognostic factorTriple-negative cancersOverall mutation loadImmune gene expressionCheckpoint inhibitorsCancer Genome AtlasPrognostic factorsImmune metagenesBreast cancerCNV loadMutation loadGermline polymorphismsCancerCancer Res
2016
New Strategies in Breast Cancer: Immunotherapy
Pusztai L, Karn T, Safonov A, Abu-Khalaf MM, Bianchini G. New Strategies in Breast Cancer: Immunotherapy. Clinical Cancer Research 2016, 22: 2105-2110. PMID: 26867935, PMCID: PMC9359478, DOI: 10.1158/1078-0432.ccr-15-1315.Peer-Reviewed Original ResearchConceptsBreast cancerClinical trialsEffective immune checkpoint inhibitorsObjective tumor response rateEstrogen receptor-positive cancersLocal antitumor immune responsePhase I clinical trialImmune checkpoint inhibitorsTumor response rateAntitumor immune responseReceptor-positive cancersTriple-negative cancersLocal immune microenvironmentHER2-positive cancersMost breast cancersNew treatment modalitiesCheckpoint inhibitorsDurable responsesL1 antibodyLymphocytic infiltrationImmune microenvironmentImmune infiltrationTreatment modalitiesImmune responsePreclinical studies
2014
Dynamic classification using case‐specific training cohorts outperforms static gene expression signatures in breast cancer
Győrffy B, Karn T, Sztupinszki Z, Weltz B, Müller V, Pusztai L. Dynamic classification using case‐specific training cohorts outperforms static gene expression signatures in breast cancer. International Journal Of Cancer 2014, 136: 2091-2098. PMID: 25274406, PMCID: PMC4354298, DOI: 10.1002/ijc.29247.Peer-Reviewed Original Research
2013
Estrogen receptor (ER) mRNA expression and molecular subtype distribution in ER-negative/progesterone receptor-positive breast cancers
Itoh M, Iwamoto T, Matsuoka J, Nogami T, Motoki T, Shien T, Taira N, Niikura N, Hayashi N, Ohtani S, Higaki K, Fujiwara T, Doihara H, Symmans WF, Pusztai L. Estrogen receptor (ER) mRNA expression and molecular subtype distribution in ER-negative/progesterone receptor-positive breast cancers. Breast Cancer Research And Treatment 2013, 143: 403-409. PMID: 24337596, DOI: 10.1007/s10549-013-2763-z.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAnthracyclinesAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBreast NeoplasmsBridged-Ring CompoundsFemaleGene Expression ProfilingHumansKi-67 AntigenMiddle AgedNeoadjuvant TherapyNeoplasm Recurrence, LocalReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneRNA, MessengerSurvival RateTaxoidsYoung AdultConceptsEstrogen receptor mRNA expressionPR-positive patientsTriple-negative cohortER-positive cancersTriple-negative cancersReceptor mRNA expressionProgesterone receptorBreast cancerMolecular subtypesER-negative/PR-positive tumorsProgesterone receptor-positive breast cancerReceptor-positive breast cancerRelapse-free survival rateMRNA expressionAdjuvant endocrine therapyMolecular subtype distributionPR-positive tumorsRoutine clinical assessmentSafe clinical approachLuminal-type cancersExpression of ESR1Adjuvant endocrineEndocrine therapyNeoadjuvant chemotherapyAffymetrix U133A gene chips
2011
Homogeneous Datasets of Triple Negative Breast Cancers Enable the Identification of Novel Prognostic and Predictive Signatures
Karn T, Pusztai L, Holtrich U, Iwamoto T, Shiang CY, Schmidt M, Müller V, Solbach C, Gaetje R, Hanker L, Ahr A, Liedtke C, Ruckhäberle E, Kaufmann M, Rody A. Homogeneous Datasets of Triple Negative Breast Cancers Enable the Identification of Novel Prognostic and Predictive Signatures. PLOS ONE 2011, 6: e28403. PMID: 22220191, PMCID: PMC3248403, DOI: 10.1371/journal.pone.0028403.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkers, TumorBreast NeoplasmsCohort StudiesDatabases, GeneticFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticGenes, NeoplasmHumansKaplan-Meier EstimateNeoadjuvant TherapyPredictive Value of TestsPrognosisReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneReproducibility of ResultsConceptsPrognostic signatureValidation cohortBreast cancerPredictive valueTriple-negative breast cancerEvent-free survivalTriple-negative cancersHigh-risk groupIndependent validation cohortNegative breast cancerModest predictive valuePrognostic gene signaturePrognostic gene setsTNBC cohortNeoadjuvant chemotherapyPrognostic predictorPoor prognosisRisk groupsMultivariate analysisPredictive signatureNovel prognosticGene signatureSmall sample sizeCohortCancer