2021
Impact of HER2 heterogeneity on treatment response of early-stage HER2-positive breast cancer: phase II neoadjuvant clinical trial of T-DM1 combined with pertuzumab
Filho OM, Viale G, Stein S, Trippa L, Yardley DA, Mayer IA, Abramson VG, Arteaga CL, Spring LM, Waks AG, Wrabel E, DeMeo MK, Bardia A, Dell'Orto P, Russo L, King TA, Polyak K, Michor F, Winer EP, Krop IE. Impact of HER2 heterogeneity on treatment response of early-stage HER2-positive breast cancer: phase II neoadjuvant clinical trial of T-DM1 combined with pertuzumab. Cancer Discovery 2021, 11: candisc.1557.2020. PMID: 33941592, PMCID: PMC8598376, DOI: 10.1158/2159-8290.cd-20-1557.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerHER2 heterogeneityBreast cancerEarly-stage HER2-positive breast cancerHER2-positive early-stage breast cancerTherapeutic resistancePathologic complete response rateEarly-stage breast cancerNeoadjuvant clinical trialsComplete response rateSubset of patientsHER2 therapyPretreatment biopsiesEvaluable casesCure rateT-DM1Trastuzumab emtansineClinical trialsTreatment strategiesTreatment responseTreatment selectionResponse rateRelated commentaryTherapyIssue featureThe efficacy and safety of enzalutamide with trastuzumab in patients with HER2+ and androgen receptor-positive metastatic or locally advanced breast cancer
Wardley A, Cortes J, Provencher L, Miller K, Chien AJ, Rugo HS, Steinberg J, Sugg J, Tudor IC, Huizing M, Young R, Abramson V, Bose R, Hart L, Chan S, Cameron D, Wright GS, Graas MP, Neven P, Rocca A, Russo S, Krop IE. The efficacy and safety of enzalutamide with trastuzumab in patients with HER2+ and androgen receptor-positive metastatic or locally advanced breast cancer. Breast Cancer Research And Treatment 2021, 187: 155-165. PMID: 33591468, PMCID: PMC8062601, DOI: 10.1007/s10549-021-06109-7.Peer-Reviewed Original ResearchConceptsTreatment-emergent adverse eventsProgression-free survivalSafety of enzalutamideBreast cancerSerious treatment-emergent adverse eventsEastern Cooperative Oncology Group statusMedian progression-free survivalPrior anti-HER2 therapyEnd pointHuman epidermal growth factor receptorClinical benefit rateDurable stable diseaseSolid Tumors v1.1Primary end pointSecondary end pointsAdvanced breast cancerAnti-HER2 therapyHormone receptor statusResponse Evaluation CriteriaSubset of patientsAR expression levelsTrastuzumab-resistant HER2Durable disease controlMalignant neoplasm progressionAnti-HER2 antibody
2020
Phase 2 study of buparlisib (BKM120), a pan-class I PI3K inhibitor, in patients with metastatic triple-negative breast cancer
Garrido-Castro AC, Saura C, Barroso-Sousa R, Guo H, Ciruelos E, Bermejo B, Gavilá J, Serra V, Prat A, Paré L, Céliz P, Villagrasa P, Li Y, Savoie J, Xu Z, Arteaga CL, Krop IE, Solit DB, Mills GB, Cantley LC, Winer EP, Lin NU, Rodon J. Phase 2 study of buparlisib (BKM120), a pan-class I PI3K inhibitor, in patients with metastatic triple-negative breast cancer. Breast Cancer Research 2020, 22: 120. PMID: 33138866, PMCID: PMC7607628, DOI: 10.1186/s13058-020-01354-y.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAminopyridinesAntineoplastic Combined Chemotherapy ProtocolsClass I Phosphatidylinositol 3-KinasesDisease ProgressionFemaleHigh-Throughput Nucleotide SequencingHumansMiddle AgedMorpholinesNeoplasm MetastasisPatient SafetyProtein Kinase InhibitorsProteomicsResponse Evaluation Criteria in Solid TumorsSurvival RateTreatment OutcomeTriple Negative Breast NeoplasmsConceptsTriple-negative breast cancerProgression-free survivalPan-class I PI3K inhibitorMetastatic triple-negative breast cancerStable diseasePhase 2 studyBreast cancerOverall survivalPI3K inhibitorsPI3K pathwayPartial responseComplete responseClinical benefitSingle-arm phase 2 studyTriple-negative metastatic breast cancerMedian progression-free survivalK inhibitorsClinical benefit rateEfficacy of buparlisibK pathwayFrequent adverse eventsMedian overall survivalPercent of patientsMetastatic breast cancerSubset of patients
2014
NI-23BRAIN BREAST METASTASES RESPOND TO ANTI-ANGIOGENIC THERAPY BY MODES OF VASCULAR NORMALIZATION
Emblem K, Pinho M, Chandra V, Gerstner E, Stufflebeam S, Sorenson G, Harris G, Freedman R, Sohl J, Younger J, Krop I, Winer E, Lin N. NI-23BRAIN BREAST METASTASES RESPOND TO ANTI-ANGIOGENIC THERAPY BY MODES OF VASCULAR NORMALIZATION. Neuro-Oncology 2014, 16: v143-v143. PMCID: PMC4218348, DOI: 10.1093/neuonc/nou264.22.Peer-Reviewed Original ResearchAnti-angiogenic therapyBreast cancerBrain metastasesVascular normalizationTumor perfusionBrain tumorsDay 1Largest contrast-enhancing lesionPerfusion MRIParenchymal brain metastasesMonths of therapyPhase II studyHormone receptor statusMetastatic breast cancerSubset of patientsContrast-enhancing lesionsPrimary brain tumorsAnti-angiogenic effectsOxygen saturation levelsPrior therapyBreast metastasisII studySystemic therapyImproved survivalReceptor status
2013
Beyond Trastuzumab and Lapatinib: New Options for HER2-Positive Breast Cancer
Zardavas D, Cameron D, Krop I, Piccart M. Beyond Trastuzumab and Lapatinib: New Options for HER2-Positive Breast Cancer. American Society Of Clinical Oncology Educational Book 2013, e2-e11. DOI: 10.14694/edbook_am.2013.33.e2.Peer-Reviewed Original ResearchHER2-positive breast cancerDual HER2 blockadeAntibody-drug conjugatesHER2 blockadeMetastatic settingBreast cancerAdjuvant settingTrastuzumab-DM1Clinical trialsSmall molecule inhibitorsClinical practiceMonoclonal antibodiesAnti-HER2 resistanceAnti-HER2 agentsLarge randomized trialsEfficacy of trastuzumabSubset of patientsAdvanced clinical testingHER2-targeted agentsNew treatment optionsAggressive biologic behaviorDrug conjugatesMajor clinical issueImproved treatment outcomesMolecule inhibitors