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
2012
A phase I/IB dose-escalation study of BEZ235 in combination with trastuzumab in patients with PI3-kinase or PTEN altered HER2+ metastatic breast cancer.
Krop I, Saura C, Rodon Ahnert J, Becerra C, Britten C, Isakoff S, Demanse D, Hackl W, Quadt C, Silva A, Burris H, Abu-Khalaf M, Baselga J. A phase I/IB dose-escalation study of BEZ235 in combination with trastuzumab in patients with PI3-kinase or PTEN altered HER2+ metastatic breast cancer. Journal Of Clinical Oncology 2012, 30: 508-508. DOI: 10.1200/jco.2012.30.15_suppl.508.Peer-Reviewed Original ResearchMetastatic breast cancerPI3K pathway alterationsBreast cancerG3 nauseaResistant HER2Disease stabilizationPathway alterationsPI3K/AKT/mTOR pathwayAcceptable safety profileDose-escalation studyAdvanced solid tumorsAKT/mTOR pathwayBreast cancer modelLogistic regression modelsPI3K pathwayG3 fatigueObserved DLTsBrain metastasesPartial responseSkin rashAdverse eventsLiver metastasesDose escalationSafety profileDose levelsPhase 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
2007
A phase I study of trastuzumab-MCC-DM1 (T-DM1), a first-in-class HER2 antibody-drug conjugate (ADC), in patients (pts) with HER2+ metastatic breast cancer (BC)
Beeram M, Krop I, Modi S, Tolcher A, Rabbee N, Girish S, Tibbitts J, Holden S, Lutzker S, Burris H. A phase I study of trastuzumab-MCC-DM1 (T-DM1), a first-in-class HER2 antibody-drug conjugate (ADC), in patients (pts) with HER2+ metastatic breast cancer (BC). Journal Of Clinical Oncology 2007, 25: 1042-1042. DOI: 10.1200/jco.2007.25.18_suppl.1042.Peer-Reviewed Original ResearchAntibody-drug conjugatesMetastatic breast cancerAdverse eventsT-DM1Breast cancerDose levelsHER2 antibody-drug conjugatesFirst antibody-drug conjugatePhase IOngoing partial responsePrincipal adverse eventsReversible transaminase elevationT-DM1 pharmacokineticsObjective tumor responseHuman phase IDose-dependent decreasePotent anti-tumor agentAntigen-specific monoclonal antibodiesAnti-tumor agentsCancer ptsQ3 weeksResistant HER2Transaminase elevationHepatic transaminasesPartial response
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