2015
The Evolving Landscape of HER2 Targeting in Breast Cancer
Moasser MM, Krop IE. The Evolving Landscape of HER2 Targeting in Breast Cancer. JAMA Oncology 2015, 1: 1154. PMID: 26204261, DOI: 10.1001/jamaoncol.2015.2286.Peer-Reviewed Original ResearchConceptsTreatment of HER2Breast cancerImmunologic effectorsHER2 targetingSubstantial single-agent activityHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Value of HER2Lines of therapyGrowth factor receptor 2Single-agent activityLate-stage diseaseStage of diseaseUseful predictive biomarkerHER2 inhibitor lapatinibFactor receptor 2Variety of cytotoxicModest efficacyTrastuzumab resistancePredictive biomarkersCell surface expressionImmunologic activityInhibitor lapatinibReceptor 2Advanced stage
2012
A Phase II Study of Trastuzumab Emtansine in Patients With Human Epidermal Growth Factor Receptor 2–Positive Metastatic Breast Cancer Who Were Previously Treated With Trastuzumab, Lapatinib, an Anthracycline, a Taxane, and Capecitabine
Krop IE, LoRusso P, Miller KD, Modi S, Yardley D, Rodriguez G, Guardino E, Lu M, Zheng M, Girish S, Amler L, Winer EP, Rugo HS. A Phase II Study of Trastuzumab Emtansine in Patients With Human Epidermal Growth Factor Receptor 2–Positive Metastatic Breast Cancer Who Were Previously Treated With Trastuzumab, Lapatinib, an Anthracycline, a Taxane, and Capecitabine. Journal Of Clinical Oncology 2012, 30: 3234-3241. PMID: 22649126, DOI: 10.1200/jco.2011.40.5902.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAdultAgedAnthracyclinesAntibodies, Monoclonal, HumanizedAntineoplastic AgentsBreast NeoplasmsBridged-Ring CompoundsCapecitabineDeoxycytidineDisease-Free SurvivalFemaleFluorouracilHumansImmunotoxinsLapatinibMaleMaytansineMiddle AgedMolecular Targeted TherapyNeoplasm MetastasisQuinazolinesReceptor, ErbB-2TaxoidsTrastuzumabConceptsHER2-positive metastatic breast cancerHuman epidermal growth factor receptor 2Metastatic breast cancerProgression-free survivalOverall response rateMedian progression-free survivalPhase II studyT-DM1II studyTrastuzumab emtansineBreast cancerResponse rateSingle-arm phase II studyEpidermal growth factor receptor 2Human epidermal growth factor receptorClinical benefit rateHER2-directed therapiesMost adverse eventsGrowth factor receptor 2Single-agent activityHER2-positive tumorsMultiple chemotherapy agentsEffective new treatmentsFactor receptor 2Epidermal growth factor receptorResults from a phase Ib study of trastuzumab emtansine (T-DM1), paclitaxel (T), and pertuzumab (P) in patients with HER2-positive metastatic breast cancer (MBC) previously treated with trastuzumab.
Modi S, Elias A, LoRusso P, Samant M, Guardino E, Althaus B, Krop I. Results from a phase Ib study of trastuzumab emtansine (T-DM1), paclitaxel (T), and pertuzumab (P) in patients with HER2-positive metastatic breast cancer (MBC) previously treated with trastuzumab. Journal Of Clinical Oncology 2012, 30: 528-528. DOI: 10.1200/jco.2012.30.15_suppl.528.Peer-Reviewed Original ResearchHER2-positive metastatic breast cancerMetastatic breast cancerT-DM1Prior systemic therapyPhase Ib studyPhase II studyDose-escalation studySingle-agent activityDuration of responseDose escalation schemeFuture clinical trialsDLT criteriaII studyMedian ageSystemic therapyExtension trialPreclinical dataTrastuzumab emtansineClinical trialsMedian numberToxicity CriteriaBreast cancerIb studyPhase IbQ3w
2011
PD09-04: A Phase Ib, Open-Label, Dose-Escalation Study of the Safety and Pharmacology of the PI3-Kinase Inhibitor GDC-0941 in Combination with Paclitaxel and Bevacizumab in Patients with Locally Recurrent or Metastatic Breast Cancer.
Schöffski P, De Benedictis E, Gendreau S, Gianni L, Krop I, Levy G, Ware J, Wildiers H, Winer E. PD09-04: A Phase Ib, Open-Label, Dose-Escalation Study of the Safety and Pharmacology of the PI3-Kinase Inhibitor GDC-0941 in Combination with Paclitaxel and Bevacizumab in Patients with Locally Recurrent or Metastatic Breast Cancer. Cancer Research 2011, 71: pd09-04-pd09-04. DOI: 10.1158/0008-5472.sabcs11-pd09-04.Peer-Reviewed Original ResearchMetastatic BCDay 1Prior treatmentPhase Ib studyDose-escalation studySubclavian vein thrombosisMetastatic breast cancerSingle-agent activityDose-escalation designCycle 1Breast cancer cell linesClass I PI3K isoformsAnti-cancer therapyPI3K pathwayPhosphorylation of AktAdditional DLTsCancer cell linesDrug holidayOpen labelVein thrombosisEscalation designPI3K isoformsLocally RecurrentChemotherapy treatmentCohort 2
2010
Phase II Study of the Antibody Drug Conjugate Trastuzumab-DM1 for the Treatment of Human Epidermal Growth Factor Receptor 2 (HER2) –Positive Breast Cancer After Prior HER2-Directed Therapy
Burris HA, Rugo HS, Vukelja SJ, Vogel CL, Borson RA, Limentani S, Tan-Chiu E, Krop IE, Michaelson RA, Girish S, Amler L, Zheng M, Chu YW, Klencke B, O'Shaughnessy JA. Phase II Study of the Antibody Drug Conjugate Trastuzumab-DM1 for the Treatment of Human Epidermal Growth Factor Receptor 2 (HER2) –Positive Breast Cancer After Prior HER2-Directed Therapy. Journal Of Clinical Oncology 2010, 29: 398-405. PMID: 21172893, DOI: 10.1200/jco.2010.29.5865.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAdultAgedAged, 80 and overAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntineoplastic AgentsBreast NeoplasmsDisease-Free SurvivalFemaleHumansImmunotoxinsKaplan-Meier EstimateMaytansineMiddle AgedReceptor, ErbB-2RNA, MessengerTime FactorsTrastuzumabTreatment OutcomeUnited StatesConceptsHER2-positive metastatic breast cancerMetastatic breast cancerPhase II studyTrastuzumab-DM1II studyAdverse eventsResponse rateBreast cancerHER2 levelsMedian progression-free survival timeSingle-arm phase II studyRobust single-agent activityProgression-free survival timeHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Human epidermal growth factor receptorHER2-directed therapiesMaximum-tolerated doseMost adverse eventsObjective response ratePhase II doseGrowth factor receptor 2Single-agent activityHER2-positive tumorsReverse transcriptase-polymerase chain reaction