Identification of HER2-positive breast cancer molecular subtypes with potential clinical implications in the ALTTO clinical trial
Rediti M, Venet D, Joaquin Garcia A, Maetens M, Vincent D, Majjaj S, El-Abed S, Di Cosimo S, Ueno T, Izquierdo M, Piccart M, Pusztai L, Loi S, Salgado R, Viale G, Rothé F, Sotiriou C. Identification of HER2-positive breast cancer molecular subtypes with potential clinical implications in the ALTTO clinical trial. Nature Communications 2024, 15: 10402. PMID: 39613746, PMCID: PMC11607438, DOI: 10.1038/s41467-024-54621-3.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Agents, ImmunologicalBiomarkers, TumorBreast NeoplasmsClinical Trials, Phase III as TopicFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMiddle AgedNeoplasm Recurrence, LocalPrognosisRandomized Controlled Trials as TopicReceptor, ErbB-2TrastuzumabTumor MicroenvironmentConceptsHER2-positive breast cancerMolecular subtypesBreast cancerRate of pathological complete responseSensitive to HER2-targeted therapiesClinical trialsRisk of distant recurrenceBreast cancer molecular subtypesPathological complete responseHER2-targeted therapyCancer molecular subtypesPotential clinical implicationsNeoALTTO trialDistant recurrenceComplete responseAdjuvant trastuzumabPrognostic/predictive valueHeterogeneous biologySurvival outcomesI-SPY2Clinical outcomesMicroenvironment featuresGene expression profilesExternal cohortTumorElucidating the immune active state of HR+HER2- MammaPrint High 2 early breast cancer.
Cobain E, Pusztai L, Graham C, Whitworth P, Beitsch P, Osborne C, Layeequr Rahman R, Johnson N, Brufsky A, Mahtani R, Gadi V, Hoskins K, Linden H, Mukhtar R, Esserman L, Haan J, Quinn K, Menicucci A, Audeh M, O'Shaughnessy J. Elucidating the immune active state of HR+HER2- MammaPrint High 2 early breast cancer. Journal Of Clinical Oncology 2024, 42: 506-506. DOI: 10.1200/jco.2024.42.16_suppl.506.Peer-Reviewed Original ResearchEarly-stage breast cancerAntigen presenting cellsImmune cell frequenciesImmune activation stateT cellsAntigen presentationB cellsBreast cancerResponse rate to neoadjuvant chemotherapyCell frequencyRate to neoadjuvant chemotherapyResponse rates to immunotherapyRisk of distant recurrenceCD4+ memory T cellsHigh-risk early-stage breast cancerCD8+ T cellsAntigen processingI-SPY 2Major histocompatibilityTumor-infiltrating lymphocytesMemory T cellsIncreased antigen presentationMemory B cellsActivated dendritic cellsImmune therapy response