2017
NIMG-36. DELINEATION OF IMMUNE RESPONSES AFTER IMMUNOTHERAPY IN GLIOBLASTOMA USING PET AND MRI
Soto H, Antonios J, Everson R, Moughon D, Wang A, Orpilla J, Radu C, Ellingson B, Lee J, Cloughesy T, Phelps M, Czernin J, Liau L, Prins R. NIMG-36. DELINEATION OF IMMUNE RESPONSES AFTER IMMUNOTHERAPY IN GLIOBLASTOMA USING PET AND MRI. Neuro-Oncology 2017, 19: vi149-vi150. PMCID: PMC5692246, DOI: 10.1093/neuonc/nox168.611.Peer-Reviewed Original ResearchPD-1Dendritic cellsMAb blockadeContrast enhancementHost anti-tumor immune responseTreated with dendritic cellsAnti-tumor immune responseInflammatory responseClinical management of patientsDendritic cell vaccinesTumor-infiltrating lymphocytesSyngeneic immunocompetent miceTreated with immunotherapyCo-registration of PETSecondary lymphoid organsContrast-enhanced MRIManagement of patientsProbe uptakePET probeImmune inflammatory responseNon-invasive modalityNon-invasive imaging techniqueImmunocompetent micePre-contrast T1Cell vaccineDetection of immune responses after immunotherapy in glioblastoma using PET and MRI
Antonios J, Soto H, Everson R, Moughon D, Wang A, Orpilla J, Radu C, Ellingson B, Lee J, Cloughesy T, Phelps M, Czernin J, Liau L, Prins R. Detection of immune responses after immunotherapy in glioblastoma using PET and MRI. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 10220-10225. PMID: 28874539, PMCID: PMC5617282, DOI: 10.1073/pnas.1706689114.Peer-Reviewed Original ResearchConceptsPD-1Dendritic cellsMAb blockadeTumor lysate-pulsed DC vaccineHost antitumor immune responseTreated with dendritic cellsImmune responseDetection of immune responsesClinical management of patientsPET probeAntitumor immune responseTumor-infiltrating lymphocytesSyngeneic immunocompetent miceContrast enhancementSecondary lymphoid organsContrast-enhanced MRIManagement of patientsProbe uptakeNoninvasive imaging techniquesImmune inflammatory responseDC vaccinesImmunocompetent miceIntracranial tumorsImaging techniquesMalignant gliomas
2016
TMIC-16. TUMOR-INFILTRATING MYELOID CELLS MEDIATE ADAPTIVE IMMUNE RESISTANCE IN GLIOBLASTOMA
Antonios J, Soto H, Everson R, Orpilla J, Shin N, Moughon D, Sedighim S, Treger J, Odesa S, Tucker A, Yong W, Cloughesy T, Prins R, Liau L. TMIC-16. TUMOR-INFILTRATING MYELOID CELLS MEDIATE ADAPTIVE IMMUNE RESISTANCE IN GLIOBLASTOMA. Neuro-Oncology 2016, 18: vi203-vi203. DOI: 10.1093/neuonc/now212.856.Peer-Reviewed Original ResearchPD-1 mAbPD-1/PD-L1PD-1Immune responseDendritic cellsMAb blockadeColony stimulating factor 1 receptor inhibitorTumor lysate-pulsed dendritic cellsProgrammed death-1/ligand-1Cytolysis of tumor cellsMurine in vivo studiesDC vaccine treatmentAdaptive immune resistanceExpressed PD-L1Cell populationsVaccine treatmentTreatment to miceDominant mediatorIn vitro cytotoxicity assayTIL populationsPD-L1TIL infiltrationGL261 tumorsReceptor inhibitorsTumor microenvironmentPD-1 blockade enhances the vaccination-induced immune response in glioma
Antonios J, Soto H, Everson R, Orpilla J, Moughon D, Shin N, Sedighim S, Yong W, Li G, Cloughesy T, Liau L, Prins R. PD-1 blockade enhances the vaccination-induced immune response in glioma. JCI Insight 2016, 1: e87059. PMID: 27453950, PMCID: PMC4951098, DOI: 10.1172/jci.insight.87059.Peer-Reviewed Original ResearchTumor-infiltrating lymphocytesPD-1 blockadeDC vaccinesPD-1/PD-L1PD-1Survival benefitMAb blockadeProgrammed death-1/programmed death-ligand 1Effect of PD-1 blockadeBlockade of PD-1Induced T cell infiltrationIsolated tumor-infiltrating lymphocytesPD-1 pathway inhibitionActive vaccinationCD8<sup>+</sup> T cellsPD-1/PD-L1 pathwayImmune responseVaccination-induced immune responsesAutologous tumor lysateIntratumoral immune responseNegative costimulatory pathwaysAdaptive immune resistanceDeath-ligand 1T cell infiltrationTumor cell cytolysis