2024
The HER2-directed antibody-drug conjugate DHES0815A in advanced and/or metastatic breast cancer: preclinical characterization and phase 1 trial results
Lewis G, Li G, Guo J, Yu S, Fields C, Lee G, Zhang D, Dragovich P, Pillow T, Wei B, Sadowsky J, Leipold D, Wilson T, Kamath A, Mamounas M, Lee M, Saad O, Choeurng V, Ungewickell A, Monemi S, Crocker L, Kalinsky K, Modi S, Jung K, Hamilton E, LoRusso P, Krop I, Schutten M, Commerford R, Sliwkowski M, Cho E. The HER2-directed antibody-drug conjugate DHES0815A in advanced and/or metastatic breast cancer: preclinical characterization and phase 1 trial results. Nature Communications 2024, 15: 466. PMID: 38212321, PMCID: PMC10784567, DOI: 10.1038/s41467-023-44533-z.Peer-Reviewed Original ResearchConceptsHER2 antibody-drug conjugatesAntibody-drug conjugatesMetastatic breast cancerPhase 1 trialBreast cancerHER2-positive metastatic breast cancerHER2-positive breast cancerObjective response rateDose-escalation studyDuration of responseModel of HER2Anti-tumor activityMechanism of actionTrastuzumab deruxtecanPulmonary toxicityTrastuzumab emtansinePreclinical characterizationResponse rateHigh dosesVivo efficacySecondary objectiveEarly signsPotent cytotoxic agentCytotoxic agentsCancer
2016
1560P Quantitative evaluation of HER2-mediated cellular uptake of the HER2-targeted antibody-liposomal doxorubicin conjugate MM-302 suggests potential for treating HER2-intermediate tumors
Geretti E, Espelin C, Adiwijaya B, Dumont N, Coma S, Koncki Z, Garcia G, Bloom T, Rimkunas V, Reynolds J, Campbell K, Moyo V, Molnar I, Lorusso P, Miller K, Ma C, Krop I, Munster P, Wickham T. 1560P Quantitative evaluation of HER2-mediated cellular uptake of the HER2-targeted antibody-liposomal doxorubicin conjugate MM-302 suggests potential for treating HER2-intermediate tumors. Annals Of Oncology 2016, 27: vi539. DOI: 10.1093/annonc/mdw392.41.Peer-Reviewed Original Research
2013
Trastuzumab emtansine (T-DM1) in previously treated HER2-positive metastatic breast cancer (MBC): Results from an expanded access study.
Yardley D, Krop I, LoRusso P, Robert N, Mayer M, Abidoye O, Lai C, Yoo B, Perez E. Trastuzumab emtansine (T-DM1) in previously treated HER2-positive metastatic breast cancer (MBC): Results from an expanded access study. Journal Of Clinical Oncology 2013, 31: 166-166. DOI: 10.1200/jco.2013.31.26_suppl.166.Peer-Reviewed Original ResearchMetastatic breast cancerObjective response rateHER2-positive metastatic breast cancerT-DM1Investigator-assessed objective response rateMedian cumulative anthracycline doseAccess StudyCumulative anthracycline doseCytotoxic agent DM1HER2-directed agentsMost common gradeUS multicenter studyNew safety signalsRate of gradeConventional clinical trialsAnthracycline doseGrade AEsMBC therapyMeasurable diseaseMedian LVEFPrior anthracyclineSecondary endpointsMUGA scanCardiac dysfunctionMulticenter study
2012
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.
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 IbQ3wA phase I study of MM-302, a HER2-targeted liposomal doxorubicin, in patients with advanced, HER2-positive (HER2+) breast cancer.
Munster P, Miller K, Krop I, Dhindsa N, Reynolds J, Geretti E, Niyikiza C, Nielsen U, Hendriks B, Wickham T, Moyo V, LoRusso P. A phase I study of MM-302, a HER2-targeted liposomal doxorubicin, in patients with advanced, HER2-positive (HER2+) breast cancer. Journal Of Clinical Oncology 2012, 30: tps663-tps663. DOI: 10.1200/jco.2012.30.15_suppl.tps663.Peer-Reviewed Original ResearchAdvanced breast cancerMaximum feasible doseBreast cancerMM-302Liposomal doxorubicinHER2-positive breast cancerTumor cellsAdequate performance statusAnthracycline-free regimensBone marrow reserveDose-escalation portionClinical benefit rateDose-limiting toxicityDose-escalation designHER2-positive cancersPreliminary efficacy dataHuman phase IStandard therapy existsBreast cancer therapyAvailable anthracyclinesPrimary endpointSecondary endpointsMarrow reservePerformance statusStandard therapy
2010
Quantitative assessment of diagnostic markers and correlations with efficacy in two phase II studies of trastuzumab-DM1 (T-DM1) for patients (pts) with metastatic breast cancer (MBC) who had progressed on prior HER2-directed therapy.
LoRusso P, Krop I, Burris H, Vukelja S, Miller K, Zheng M, Chu Y, Lu M, Amler L, Rugo H. Quantitative assessment of diagnostic markers and correlations with efficacy in two phase II studies of trastuzumab-DM1 (T-DM1) for patients (pts) with metastatic breast cancer (MBC) who had progressed on prior HER2-directed therapy. Journal Of Clinical Oncology 2010, 28: 1016-1016. DOI: 10.1200/jco.2010.28.15_suppl.1016.Peer-Reviewed Original Research
2009
A Phase II Study of Trastuzumab-DM1 (T-DM1), a Novel HER2 Antibody–Drug Conjugate, in HER2+ Metastatic Breast Cancer (MBC) Patients Previously Treated with Conventional Chemotherapy, Lapatinib and Trastuzumab.
Krop I, LoRusso P, Miller K, Modi S, Yardley D, Rodriguez G, Agresta S, Zheng M, Amler L, Rugo H. A Phase II Study of Trastuzumab-DM1 (T-DM1), a Novel HER2 Antibody–Drug Conjugate, in HER2+ Metastatic Breast Cancer (MBC) Patients Previously Treated with Conventional Chemotherapy, Lapatinib and Trastuzumab. Cancer Research 2009, 69: 5090-5090. DOI: 10.1158/0008-5472.sabcs-09-5090.Peer-Reviewed Original Research
2006
Phase I pharmacokinetic (PK), and pharmacodynamic (PD) trial of the novel oral Notch inhibitor MK-0752 in patients (pts) with advanced breast cancer (BC) and other solid tumors
Krop I, Kosh M, Fearen I, Savoie J, Dallob A, Matthews C, Stone J, Winer E, Freedman S, Lorusso P. Phase I pharmacokinetic (PK), and pharmacodynamic (PD) trial of the novel oral Notch inhibitor MK-0752 in patients (pts) with advanced breast cancer (BC) and other solid tumors. Journal Of Clinical Oncology 2006, 24: 10574-10574. DOI: 10.1200/jco.2006.24.18_suppl.10574.Peer-Reviewed Original ResearchGrade 3 diarrheaAdvanced breast cancerBreast cancerPlasma AbetaDay 1Notch intracellular domainDose levelsSolid tumorsAccelerated dose escalationGamma-SecretaseGrade 2/3 fatigueMean PK parametersSubset of ptsElevated liver transaminasesAdvanced solid tumorsDaily oral dosingIntermittent dosing scheduleAnalysis of efficacyHuman breast cancerBC cell proliferationInhibition of NotchAbdominal crampingLiver transaminasesDosing schedulesPharmacodynamic trial