2020
Single-arm, open-label phase 2 trial of pembrolizumab in patients with leptomeningeal carcinomatosis
Brastianos PK, Lee EQ, Cohen JV, Tolaney SM, Lin NU, Wang N, Chukwueke U, White MD, Nayyar N, Kim A, Alvarez-Breckenridge C, Krop I, Mahar MK, Bertalan MS, Shaw B, Mora JL, Goss N, Subramanian M, Nayak L, Dietrich J, Forst DA, Nahed BV, Batchelor TT, Shih HA, Gerstner ER, Moy B, Lawrence D, Giobbie-Hurder A, Carter SL, Oh K, Cahill DP, Sullivan RJ. Single-arm, open-label phase 2 trial of pembrolizumab in patients with leptomeningeal carcinomatosis. Nature Medicine 2020, 26: 1280-1284. PMID: 32483359, DOI: 10.1038/s41591-020-0918-0.Peer-Reviewed Original ResearchConceptsPrimary endpointOpen-label phase 2 trialDose of pembrolizumabExtracranial disease progressionHigher adverse eventsPercentage of patientsPhase 2 studyPhase 2 trialSolid tumor malignanciesFraction of patientsDefinitive progressionUnacceptable toxicityAdverse eventsOverall survivalPatients 17Leptomeningeal carcinomatosisLeptomeningeal disseminationLung cancerDisease progressionOvarian cancerMetastatic cancerPembrolizumabBreast cancerGrade 3Patients
2018
Safety and pharmacokinetics of MM-302, a HER2-targeted antibody–liposomal doxorubicin conjugate, in patients with advanced HER2-positive breast cancer: a phase 1 dose-escalation study
Munster P, Krop IE, LoRusso P, Ma C, Siegel BA, Shields AF, Molnár I, Wickham TJ, Reynolds J, Campbell K, Hendriks BS, Adiwijaya BS, Geretti E, Moyo V, Miller KD. Safety and pharmacokinetics of MM-302, a HER2-targeted antibody–liposomal doxorubicin conjugate, in patients with advanced HER2-positive breast cancer: a phase 1 dose-escalation study. British Journal Of Cancer 2018, 119: 1086-1093. PMID: 30361524, PMCID: PMC6219487, DOI: 10.1038/s41416-018-0235-2.Peer-Reviewed Original ResearchConceptsOverall response rateAdverse eventsMM-302Breast cancerAdvanced HER2-positive breast cancerPhase 1 dose-escalation studyPhase 1 dose-escalation trialGrade 3/4 adverse eventsHER2-positive breast cancerAnthracycline-naïve patientsResultsSixty-nine patientsCommon adverse eventsDose-escalation studyDose-escalation trialPalmar-plantar erythrodysesthesiaMetastatic breast cancerFebrile neutropeniaMucosal inflammationPromising efficacyResponse rateTrastuzumabQ3wPatientsMonotherapyNeutropeniaPhase 1/1b dose escalation and expansion study of BEZ235, a dual PI3K/mTOR inhibitor, in patients with advanced solid tumors including patients with advanced breast cancer
Rodon J, Pérez-Fidalgo A, Krop IE, Burris H, Guerrero-Zotano A, Britten CD, Becerra C, Schellens J, Richards DA, Schuler M, Abu-Khalaf M, Johnson FM, Ranson M, Edenfield J, Silva AP, Hackl W, Quadt C, Demanse D, Duval V, Baselga J. Phase 1/1b dose escalation and expansion study of BEZ235, a dual PI3K/mTOR inhibitor, in patients with advanced solid tumors including patients with advanced breast cancer. Cancer Chemotherapy And Pharmacology 2018, 82: 285-298. PMID: 29882016, PMCID: PMC6286256, DOI: 10.1007/s00280-018-3610-z.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntineoplastic AgentsAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsDose-Response Relationship, DrugDrug CompoundingFemaleHumansImidazolesMaleMiddle AgedNeoplasmsPhosphoinositide-3 Kinase InhibitorsQuinolinesTOR Serine-Threonine KinasesTrastuzumabConceptsAdvanced breast cancerSingle agentBreast cancerSolid tumorsHigh dosesPhase I/IbEnd pointDual PI3K/mTOR inhibitorContinuous daily scheduleDose-escalation partMost frequent AEsOpen-label studyPrimary end pointSecondary end pointsAdvanced solid tumorsPI3K/mTOR inhibitorCombination cohortConclusionsThe MTDGastrointestinal AEsPartial responseDose escalationFrequent AEsOral inhibitorResultsOne hundredLow dose
2017
Phase I Dose-Escalation Study of Taselisib, an Oral PI3K Inhibitor, in Patients with Advanced Solid Tumors
Juric D, Krop I, Ramanathan RK, Wilson TR, Ware JA, Bohorquez S, Savage HM, Sampath D, Salphati L, Lin RS, Jin H, Parmar H, Hsu JY, Von Hoff DD, Baselga J. Phase I Dose-Escalation Study of Taselisib, an Oral PI3K Inhibitor, in Patients with Advanced Solid Tumors. Cancer Discovery 2017, 7: 704-715. PMID: 28331003, PMCID: PMC5501742, DOI: 10.1158/2159-8290.cd-16-1080.Peer-Reviewed Original ResearchConceptsDose-limiting toxicityAdverse eventsMutant tumorsHigh-grade adverse eventsTreatment-related adverse eventsConfirmed response rateMetastatic solid tumorsTumor xenograft modelPatient tumor samplesMeasurable diseasePharmacodynamic findingsPreclinical dataTumor patientsTumor growth inhibitorLow doseXenograft modelDose levelsResponse rateSolid tumorsPathway inhibitionPatientsPathway suppressionTumor samplesTumorsHotspot mutations
2015
Phase II study of tivantinib (ARQ 197) in patients with metastatic triple-negative breast cancer
Tolaney SM, Tan S, Guo H, Barry W, Van Allen E, Wagle N, Brock J, Larrabee K, Paweletz C, Ivanova E, Janne P, Overmoyer B, Wright JJ, Shapiro GI, Winer EP, Krop IE. Phase II study of tivantinib (ARQ 197) in patients with metastatic triple-negative breast cancer. Investigational New Drugs 2015, 33: 1108-1114. PMID: 26123926, PMCID: PMC4608248, DOI: 10.1007/s10637-015-0269-8.Peer-Reviewed Original ResearchConceptsMetastatic triple-negative breast cancerTriple-negative breast cancerPhase 2 studyProgression-free survivalBreast cancerPartial responseSingle-arm phase 2 studyResults 22 patientsPhase II studyDaily oral dosingOverall response rateRecent preclinical dataMechanism of actionTivantinib monotherapyMetastatic settingAdverse eventsII studyMethods PatientsPrior linesPreclinical dataOral dosingTivantinibPatientsMET expressionResponse rate
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
2012
Phase I Pharmacologic and Pharmacodynamic Study of the Gamma Secretase (Notch) Inhibitor MK-0752 in Adult Patients With Advanced Solid Tumors
Krop I, Demuth T, Guthrie T, Wen PY, Mason WP, Chinnaiyan P, Butowski N, Groves MD, Kesari S, Freedman SJ, Blackman S, Watters J, Loboda A, Podtelezhnikov A, Lunceford J, Chen C, Giannotti M, Hing J, Beckman R, LoRusso P. Phase I Pharmacologic and Pharmacodynamic Study of the Gamma Secretase (Notch) Inhibitor MK-0752 in Adult Patients With Advanced Solid Tumors. Journal Of Clinical Oncology 2012, 30: 2307-2313. PMID: 22547604, DOI: 10.1200/jco.2011.39.1540.Peer-Reviewed Original ResearchConceptsAdvanced solid tumorsClinical benefitDose levelsSolid tumorsCommon drug-related toxicitiesGene signatureObjective complete responsePreliminary antitumor efficacyWeekly dose levelMaximum-tolerated doseDose-proportional mannerDrug-related toxicityHigh-grade gliomasHighest dose levelStable diseaseWeekly dosingAdult patientsComplete responseOral inhibitorNotch signalingCombination trialsNovel agentsPharmacodynamic studiesPatientsNotch pathway activation
2010
Phase I Study of Trastuzumab-DM1, an HER2 Antibody-Drug Conjugate, Given Every 3 Weeks to Patients With HER2-Positive Metastatic Breast Cancer
Krop IE, Beeram M, Modi S, Jones SF, Holden SN, Yu W, Girish S, Tibbitts J, Yi JH, Sliwkowski MX, Jacobson F, Lutzker SG, Burris HA. Phase I Study of Trastuzumab-DM1, an HER2 Antibody-Drug Conjugate, Given Every 3 Weeks to Patients With HER2-Positive Metastatic Breast Cancer. Journal Of Clinical Oncology 2010, 28: 2698-2704. PMID: 20421541, DOI: 10.1200/jco.2009.26.2071.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAdultAgedAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedBiopsy, NeedleBone NeoplasmsBreast NeoplasmsDose-Response Relationship, DrugDrug Administration ScheduleFemaleFollow-Up StudiesHalf-LifeHumansImmunoconjugatesImmunohistochemistryLiver NeoplasmsLung NeoplasmsMaximum Tolerated DoseMaytansineMiddle AgedNeoplasm StagingPatient SelectionReceptor, ErbB-2Risk AssessmentSurvival AnalysisThrombocytopeniaTrastuzumabTreatment OutcomeConceptsMaximum-tolerated doseAdvanced HER2-positive breast cancerHER2-positive breast cancerTrastuzumab-DM1Breast cancerAdverse eventsCommon drug-related adverse eventsHER2-positive metastatic breast cancerDrug-related adverse eventsHER2 antibody-drug conjugatesClinical benefit rateConfirmed response rateSubstantial clinical activityTrastuzumab-based therapyMetastatic breast cancerHER2-positive cellsAntibody-drug conjugatesMeasurable diseaseNeuropathy eventsElevated transaminasesCardiac effectsDose modificationMetastatic diseaseObjective responseReversible toxicity