2024
The Immune-Related 27-Gene Signature DetermaIO Predicts Response to Neoadjuvant Atezolizumab plus Chemotherapy in Triple-Negative Breast Cancer
Dugo M, Huang C, Egle D, Bermejo B, Zamagni C, Seitz R, Nielsen T, Thill M, Antón-Torres A, Russo S, Ciruelos E, Schweitzer B, Ross D, Galbardi B, Greil R, Semiglazov V, Gyorffy B, Colleoni M, Kelly C, Mariani G, Del Mastro L, Blasi O, Callari M, Pusztai L, Valagussa P, Viale G, Gianni L, Bianchini G. The Immune-Related 27-Gene Signature DetermaIO Predicts Response to Neoadjuvant Atezolizumab plus Chemotherapy in Triple-Negative Breast Cancer. Clinical Cancer Research 2024, 30: of1-of10. PMID: 39308141, PMCID: PMC11528202, DOI: 10.1158/1078-0432.ccr-24-0149.Peer-Reviewed Original ResearchPathologic complete response ratePathological complete responseTriple-negative breast cancerRNA-seqI-SPY2Immuno-oncologyBreast cancerPatients treated with pembrolizumabTumor-infiltrating lymphocyte countsPublicly available microarray dataPretreatment core biopsiesImmune checkpoint therapyRNA-seq dataPer-protocol populationAvailable microarray dataI-SPY2 trialPDL1 protein expressionNeoadjuvant atezolizumabNeoadjuvant immunotherapyPlus chemotherapyCheckpoint therapyComplete responseTriple-negativeCore biopsyRT-qPCR data
2016
A prospective comparison of ER, PR, Ki67 and gene expression in paired sequential core biopsies of primary, untreated breast cancer
Hadad SM, Jordan LB, Roy PG, Purdie CA, Iwamoto T, Pusztai L, Moulder-Thompson SL, Thompson AM. A prospective comparison of ER, PR, Ki67 and gene expression in paired sequential core biopsies of primary, untreated breast cancer. BMC Cancer 2016, 16: 745. PMID: 27658825, PMCID: PMC5034430, DOI: 10.1186/s12885-016-2788-x.Peer-Reviewed Original ResearchIngenuity Pathway AnalysisBreast cancerCore biopsyDrug therapyOperable breast cancerSequential core biopsiesUntreated breast cancerHormone receptor statusPrimary breast cancerPathway analysisPR immunohistochemistryUntreated patientsReceptor statusPrimary cancerNon-treatment controlBiomarker statusProspective comparisonBiomarker changesDrug interventionKi67 scoreBiopsyBiomarker effectsDrug efficacyKi67MRNA expression
2015
A prospective comparison of ER, PR, Ki67 and gene expression in paired sequential core biopsies of primary, untreated breast cancer.
Thompson A, Hadad S, Jordan L, Roy P, Purdie C, Iwamoto T, Pusztai L, Moulder S. A prospective comparison of ER, PR, Ki67 and gene expression in paired sequential core biopsies of primary, untreated breast cancer. Journal Of Clinical Oncology 2015, 33: 578-578. DOI: 10.1200/jco.2015.33.15_suppl.578.Peer-Reviewed Original Research
2011
Evidence for biological effects of metformin in operable breast cancer: a pre-operative, window-of-opportunity, randomized trial
Hadad S, Iwamoto T, Jordan L, Purdie C, Bray S, Baker L, Jellema G, Deharo S, Hardie DG, Pusztai L, Moulder-Thompson S, Dewar JA, Thompson AM. Evidence for biological effects of metformin in operable breast cancer: a pre-operative, window-of-opportunity, randomized trial. Breast Cancer Research And Treatment 2011, 128: 783-794. PMID: 21655990, DOI: 10.1007/s10549-011-1612-1.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBreast NeoplasmsCyclic Nucleotide Phosphodiesterases, Type 3FemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHumansHypoglycemic AgentsInsulinKi-67 AntigenMetforminMiddle AgedReproducibility of ResultsSignal TransductionTumor Suppressor Protein p53ConceptsTumor necrosis factor receptor 1Breast cancerCore biopsyPilot cohortOperable invasive breast cancerNon-diabetic womenOperable breast cancerInvasive breast cancerPrimary breast cancerEffect of metforminNecrosis factor receptor 1Serum insulin determinationsMessenger RNA expressionAnti-proliferative effectsFactor receptor 1Ingenuity Pathway AnalysisDiabetic womenMetformin 500Neoadjuvant chemotherapyControl patientsGastrointestinal upsetMetformin armSerum insulinTherapeutic trialsMetformin treatment
2010
Molecular Anatomy of Breast Cancer Stroma and Its Prognostic Value in Estrogen Receptor–Positive and –Negative Cancers
Bianchini G, Qi Y, Alvarez RH, Iwamoto T, Coutant C, Ibrahim NK, Valero V, Cristofanilli M, Green MC, Radvanyi L, Hatzis C, Hortobagyi GN, Andre F, Gianni L, Symmans WF, Pusztai L. Molecular Anatomy of Breast Cancer Stroma and Its Prognostic Value in Estrogen Receptor–Positive and –Negative Cancers. Journal Of Clinical Oncology 2010, 28: 4316-4323. PMID: 20805453, DOI: 10.1200/jco.2009.27.2419.Peer-Reviewed Original ResearchMeSH KeywordsAmyloid beta-Protein PrecursorAntineoplastic Agents, HormonalB-LymphocytesBiopsy, Fine-NeedleBreast NeoplasmsChi-Square DistributionCollagen Type IVExtracellular Matrix ProteinsFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMetagenomeNeoplasm Recurrence, LocalPhospholipid Transfer ProteinsPrognosisProportional Hazards ModelsProspective StudiesProtease NexinsProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Cell SurfaceReceptors, EstrogenReceptors, Transforming Growth Factor betaSurvival AnalysisTamoxifenConceptsER-negative cancersBreast cancer stromaER-positive cancersPrognostic valueCancer stromaNegative cancersProliferative cancersSystemic adjuvant therapyTamoxifen-treated patientsNode-negative patientsEstrogen-receptor positiveStrong prognostic valueCore needle biopsySubset of tumorsLess prognostic valueDistant relapseAdjuvant therapyHazard ratioFavorable prognosisHighest tertilePrognostic scoreCore biopsyBreast cancerImmune functionMultivariate analysis
2005
Gene Expression Profiles in Paraffin-Embedded Core Biopsy Tissue Predict Response to Chemotherapy in Women With Locally Advanced Breast Cancer
Gianni L, Zambetti M, Clark K, Baker J, Cronin M, Wu J, Mariani G, Rodriguez J, Carcangiu M, Watson D, Valagussa P, Rouzier R, Symmans WF, Ross JS, Hortobagyi GN, Pusztai L, Shak S. Gene Expression Profiles in Paraffin-Embedded Core Biopsy Tissue Predict Response to Chemotherapy in Women With Locally Advanced Breast Cancer. Journal Of Clinical Oncology 2005, 23: 7265-7277. PMID: 16145055, DOI: 10.1200/jco.2005.02.0818.Peer-Reviewed Original ResearchConceptsPathologic complete responseAdvanced breast cancerBreast cancerNeoadjuvant paclitaxelRecurrence scoreChemotherapy responseRecurrence riskLikelihood of pCRGreater recurrence riskReverse transcriptase-polymerase chain reactionTranscriptase-polymerase chain reactionCore biopsy tissueImmune-related genesNeoadjuvant anthracyclineNeoadjuvant studiesAssessable patientsReceptor-related genesChemotherapy benefitComplete responseCore biopsyPolymerase chain reactionUnivariate analysisProliferation-related genesIndependent patientsBiopsy tissue
2003
Chemotherapy-Induced Apoptosis and Bcl-2 Levels Correlate with Breast Cancer Response to Chemotherapy
Buchholz TA, Davis DW, McConkey DJ, Symmans WF, Valero V, Jhingran A, Tucker SL, Pusztai L, Cristofanilli M, Esteva FJ, Hortobagyi GN, Sahin AA. Chemotherapy-Induced Apoptosis and Bcl-2 Levels Correlate with Breast Cancer Response to Chemotherapy. The Cancer Journal 2003, 9: 33-41. PMID: 12602766, DOI: 10.1097/00130404-200301000-00007.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsApoptosisBiomarkers, TumorBiopsyBreast NeoplasmsDocetaxelDoxorubicinFemaleHumansIn Situ Nick-End LabelingMiddle AgedNeoplasm, ResidualPaclitaxelPredictive Value of TestsProspective StudiesProto-Oncogene Proteins c-bcl-2TaxoidsTime FactorsConceptsBreast cancer responsePathological complete responseCancer responseComplete responseResidual diseaseBcl-2Breast cancer primary tumorsApoptosis levelsBreast cancer treatmentBcl-2 expressionChemotherapy-induced apoptosisTreatment-induced apoptosisMann-Whitney testTumor cell apoptosisPrimary tumorCore biopsyPredictive markerDoxorubicin chemotherapySerial measurementsImmunohistochemical assaysChemotherapyPretreatment samplesLevel correlatesTumorsSemiquantitative immunohistochemical assay