2015
Orally administered colony stimulating factor 1 receptor inhibitor PLX3397 in recurrent glioblastoma: an Ivy Foundation Early Phase Clinical Trials Consortium phase II study
Butowski N, Colman H, De Groot JF, Omuro AM, Nayak L, Wen PY, Cloughesy TF, Marimuthu A, Haidar S, Perry A, Huse J, Phillips J, West BL, Nolop KB, Hsu HH, Ligon KL, Molinaro AM, Prados M. Orally administered colony stimulating factor 1 receptor inhibitor PLX3397 in recurrent glioblastoma: an Ivy Foundation Early Phase Clinical Trials Consortium phase II study. Neuro-Oncology 2015, 18: 557-564. PMID: 26449250, PMCID: PMC4799682, DOI: 10.1093/neuonc/nov245.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, OralAminopyridinesBiomarkers, TumorBlood-Brain BarrierBrain NeoplasmsCohort StudiesFemaleFollow-Up StudiesGlioblastomaHumansImmunoenzyme TechniquesMaleMiddle AgedNeoplasm Recurrence, LocalNeoplasm StagingPrognosisPyrrolesReceptors, Granulocyte-Macrophage Colony-Stimulating FactorTissue DistributionTumor BurdenConceptsPhase II studyII studyRecurrent glioblastomaTumor tissueMedian drug levelsPrimary efficacy endpointProgression-free survivalBlood-brain barrierPretreatment baseline valuesBlood-tumor barrierExploratory endpointsInhibitor PLX3397Efficacy endpointPrimary endpointSecondary endpointsObjective responseSurgical resectionOral dosePharmacodynamic changesPharmacodynamic measuresTumor burdenDrug exposureTissue pharmacokineticsDrug levelsStem cell factor
2014
Phase II trial of sunitinib for recurrent and progressive atypical and anaplastic meningioma
Kaley TJ, Wen P, Schiff D, Ligon K, Haidar S, Karimi S, Lassman AB, Nolan CP, DeAngelis LM, Gavrilovic I, Norden A, Drappatz J, Lee EQ, Purow B, Plotkin SR, Batchelor T, Abrey LE, Omuro A. Phase II trial of sunitinib for recurrent and progressive atypical and anaplastic meningioma. Neuro-Oncology 2014, 17: 116-121. PMID: 25100872, PMCID: PMC4483051, DOI: 10.1093/neuonc/nou148.Peer-Reviewed Original ResearchConceptsVascular endothelial growth factor receptorPhase II trialWorld Health OrganizationGrowth factor receptorII trialPrimary endpointOverall survivalExploratory cohortIntratumoral hemorrhageGrade 3Small molecule tyrosine kinase inhibitorsSingle-arm phase II trialMalignant meningioma patientsRadiographic response rateMedian overall survivalEffective medical therapyProgression-free survivalFactor receptorEndothelial growth factor receptorPlatelet-derived growth factor receptorTyrosine kinase inhibitorsExpression of VEGFR2MR perfusion imagingHigh-grade meningiomasMedian PFS