2022
Phase Ib study of pembrolizumab in combination with trastuzumab emtansine for metastatic HER2-positive breast cancer
Waks AG, Keenan TE, Li T, Tayob N, Wulf GM, Richardson ET, Attaya V, Anderson L, Mittendorf EA, Overmoyer B, Winer EP, Krop IE, Agudo J, Van Allen EM, Tolaney SM. Phase Ib study of pembrolizumab in combination with trastuzumab emtansine for metastatic HER2-positive breast cancer. Journal For ImmunoTherapy Of Cancer 2022, 10: e005119. PMID: 36252998, PMCID: PMC9577940, DOI: 10.1136/jitc-2022-005119.Peer-Reviewed Original ResearchConceptsObjective response rateProgression-free survivalMetastatic breast cancerAdverse eventsBreast cancerT-DM1Immune biomarkersTrastuzumab emtansineHER2-positive metastatic breast cancerMetastatic HER2-positive breast cancerGrade 3 adverse eventsMedian progression-free survivalTreatment-related adverse eventsHuman epidermal growth factor receptor 2Cell death ligand 1HER2-positive breast cancerEpidermal growth factor receptor 2Dose-finding cohortPhase 2 dosePhase Ib studyPhase Ib trialAnti-HER2 therapyDose-limiting toxicityGrowth factor receptor 2Immune checkpoint blockadePreclinical and clinical efficacy of trastuzumab deruxtecan in breast cancer brain metastases
Kabraji S, Ni J, Sammons S, Li T, Van Swearingen AED, Wang Y, Pereslete A, Hsu L, DiPiro PJ, Lascola C, Moore H, Hughes M, Raghavendra AS, Gule-Monroe M, Murthy RK, Winer EP, Anders CK, Zhao JJ, Lin NU. Preclinical and clinical efficacy of trastuzumab deruxtecan in breast cancer brain metastases. Clinical Cancer Research 2022, 29: 174-182. PMID: 36074155, PMCID: PMC9811155, DOI: 10.1158/1078-0432.ccr-22-1138.Peer-Reviewed Original ResearchConceptsBreast cancer brain metastasesActive brain metastasesObjective response rateCNS objective response rateCancer brain metastasesBrain metastasesT-DXdPatient-derived xenograftsPDX modelsCohort studyTrastuzumab deruxtecanClinical efficacyClinical trialsHER2-positive breast cancer brain metastasesMetastatic HER2-positive breast cancerResponse rateMulti-institutional cohort studyHER2-positive breast cancerRetrospective multi-institutional cohort studyOrthotopic patient-derived xenograftsRetrospective cohort studyProspective clinical trialsSubset of patientsCentral nervous system activityPivotal clinical trialsp16INK4A-deficiency predicts response to combined HER2 and CDK4/6 inhibition in HER2+ breast cancer brain metastases
Ni J, Kabraji S, Xie S, Wang Y, Pan P, He X, Liu Z, Leone JP, Long HW, Brown MA, Winer EP, Dillon DAR, Lin NU, Zhao JJ. p16INK4A-deficiency predicts response to combined HER2 and CDK4/6 inhibition in HER2+ breast cancer brain metastases. Nature Communications 2022, 13: 1473. PMID: 35304445, PMCID: PMC8933392, DOI: 10.1038/s41467-022-29081-2.Peer-Reviewed Original ResearchConceptsPatient-derived xenograftsBrain metastasesMetastatic HER2-positive breast cancerBiomarker-driven clinical trialsBreast cancer brain metastasesHER2-positive breast cancerOrthotopic patient-derived xenograftsMajority of HER2Cancer brain metastasesCDK4/6 inhibitionProtein immunohistochemistryClinical trialsBreast cancerHER2Tumor suppressor p16INK4aPatientsMetastasisBCBMAbemaciclibTucatinibXenograftsImmunohistochemistryCancerCDK4/6Trials
2014
Phase I/II study of pilaralisib (SAR245408) in combination with trastuzumab or trastuzumab plus paclitaxel in trastuzumab-refractory HER2-positive metastatic breast cancer
Tolaney S, Burris H, Gartner E, Mayer IA, Saura C, Maurer M, Ciruelos E, Garcia AA, Campana F, Wu B, Xu Y, Jiang J, Winer E, Krop I. Phase I/II study of pilaralisib (SAR245408) in combination with trastuzumab or trastuzumab plus paclitaxel in trastuzumab-refractory HER2-positive metastatic breast cancer. Breast Cancer Research And Treatment 2014, 149: 151-161. PMID: 25537644, DOI: 10.1007/s10549-014-3248-4.Peer-Reviewed Original ResearchConceptsHER2-positive metastatic breast cancerMetastatic breast cancerAdverse eventsBreast cancerArm 2Arm 1Phase I/II dose-escalation studyMetastatic HER2-positive breast cancerPhase I/II studyTreatment-related adverse eventsHER2-positive breast cancerTreatment-related gradeAcceptable safety profileDose-escalation studyDose-limiting toxicityDose-escalation designPan-class IEvaluable patientsPaclitaxel armPrior taxanePrior trastuzumabErythematous rashII studyPartial responsePeripheral neuropathy
2013
A phase II study of ixabepilone and trastuzumab for metastatic HER2-positive breast cancer
Tolaney SM, Najita J, Sperinde J, Huang W, Chen WY, Savoie J, Fornier M, Winer EP, Bunnell C, Krop IE. A phase II study of ixabepilone and trastuzumab for metastatic HER2-positive breast cancer. Annals Of Oncology 2013, 24: 1841-1847. PMID: 23559151, PMCID: PMC3690910, DOI: 10.1093/annonc/mdt121.Peer-Reviewed Original ResearchConceptsMetastatic HER2-positive breast cancerHER2-positive breast cancerCombination of ixabepilonePhase II studyBreast cancerII studyMetastatic diseaseCohort 2Cohort 1Treatment-related toxic effectsClinical benefit rateSubsequent-line therapyTrastuzumab-containing regimensMetastatic breast cancerPrior chemotherapyLine therapyBenefit rateOverall RRDay 1PatientsTrastuzumabIxabepiloneCancerTumor biomarkersCohort
2009
A phase II study of ixabepilone plus trastuzumab for metastatic HER2-positive breast cancer.
Tolaney S, Najita J, Chen W, Savoie J, Fornier M, Krop I, Winer E, Bunnell C. A phase II study of ixabepilone plus trastuzumab for metastatic HER2-positive breast cancer. Cancer Research 2009, 69: 3137. DOI: 10.1158/0008-5472.sabcs-3137.Peer-Reviewed Original ResearchMetastatic HER2-positive breast cancerHER2-positive breast cancerCombination of ixabepiloneBreast cancerPartial responseCohort 1Response rateMetastatic diseaseCohort 2Clinical benefit rateHigher cardiac toxicityRefractory breast cancerSubsequent-line therapyTrastuzumab-containing regimensCycles of therapyPhase II studyTreatment-related toxicityCohort of patientsEncouraging response ratesMetastatic breast cancerSame treatment regimenOverall response ratePrior chemotherapyStable diseaseElevated transaminases