2020
Cerebrospinal fluid circulating tumor cells as a quantifiable measurement of leptomeningeal metastases in patients with HER2 positive cancer
Malani R, Fleisher M, Kumthekar P, Lin X, Omuro A, Groves MD, Lin NU, Melisko M, Lassman AB, Jeyapalan S, Seidman A, Skakodub A, Boire A, DeAngelis LM, Rosenblum M, Raizer J, Pentsova E. Cerebrospinal fluid circulating tumor cells as a quantifiable measurement of leptomeningeal metastases in patients with HER2 positive cancer. Journal Of Neuro-Oncology 2020, 148: 599-606. PMID: 32506369, PMCID: PMC7438284, DOI: 10.1007/s11060-020-03555-z.Peer-Reviewed Original ResearchConceptsLeptomeningeal metastasesCSF cytologyCSF CTCsCTC enumerationCerebrospinal fluidIT trastuzumabPhase I/II dose escalation trialCentral nervous system compartmentTumor cellsHER2/neu positivityHER2/neu expressionDose-escalation trialHER2-positive cancersIntrathecal trastuzumabEscalation trialRadiographic responseTumor burdenPositive cancersNeu expressionNeu positivityConclusionOur studyPatientsDay 1Epithelial cancersCancer
2016
Patterns of response and relapse in primary CNS lymphomas after first-line chemotherapy: imaging analysis of the ANOCEF-GOELAMS prospective randomized trial
Tabouret E, Houillier C, Martin-Duverneuil N, Blonski M, Soussain C, Ghesquières H, Houot R, Larrieu D, Soubeyran P, Gressin R, Gyan E, Chinot O, Taillandier L, Choquet S, Alentorn A, Leclercq D, Omuro A, Tanguy ML, Hoang-Xuan K. Patterns of response and relapse in primary CNS lymphomas after first-line chemotherapy: imaging analysis of the ANOCEF-GOELAMS prospective randomized trial. Neuro-Oncology 2016, 19: 422-429. PMID: 27994065, PMCID: PMC5464299, DOI: 10.1093/neuonc/now238.Peer-Reviewed Original ResearchConceptsPrimary CNS lymphomaProgression-free survivalOverall survivalCNS lymphomaPrognostic valueMRI characteristicsRandomized phase II trialEarly MRI evaluationFirst-line chemotherapyPatterns of relapsePhase II trialBaseline tumor sizeEnd of treatmentOverall tumor burdenPotential prognostic valueComplete response achievementHypersignal lesionsInfratentorial localizationProlonged OSII trialObjective responsePoor OSProspective trialMRI abnormalitiesTumor burden
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 factorGlutamine-based PET imaging facilitates enhanced metabolic evaluation of gliomas in vivo
Venneti S, Dunphy MP, Zhang H, Pitter KL, Zanzonico P, Campos C, Carlin SD, La Rocca G, Lyashchenko S, Ploessl K, Rohle D, Omuro AM, Cross JR, Brennan CW, Weber WA, Holland EC, Mellinghoff IK, Kung HF, Lewis JS, Thompson CB. Glutamine-based PET imaging facilitates enhanced metabolic evaluation of gliomas in vivo. Science Translational Medicine 2015, 7: 274ra17. PMID: 25673762, PMCID: PMC4431550, DOI: 10.1126/scitranslmed.aaa1009.Peer-Reviewed Original ResearchConceptsPositron emission tomographyPermeable blood-brain barrierChemo/radiation therapyHigh tumor/background ratiosClear tumor delineationDecreased tumor burdenHigh background uptakeTumor/background ratiosBlood-brain barrierAltered glucose metabolismHuman glioma patientsVivo positron emission tomographyProgressive diseaseTumor burdenMetabolic evaluationBrain uptakeClinical managementTumor avidityGlioma patientsRadiation therapyGlucose metabolismBackground uptakeEmission tomographyGliomasCancer cells