2021
Quantitative immunofluorescence and mRNA analysis of immune-related biomarker groups in matched paired tumor samples from OPHELIA window study in head and neck squamous cell carcinoma (HNSCC).
Psyrri A, Moutafi M, Koliou G, Papaxoinis G, Gavrielatou N, Economopoulou P, Kotsantis I, Gkotzamanidou M, Anastasiou M, Pectasides D, Fernandez A, Yaghoobi V, Shafi S, Vathiotis I, Aung T, Gkolfinopoulos S, Foukas P, Fountzilas G, Rimm D. Quantitative immunofluorescence and mRNA analysis of immune-related biomarker groups in matched paired tumor samples from OPHELIA window study in head and neck squamous cell carcinoma (HNSCC). Journal Of Clinical Oncology 2021, 39: 6064-6064. DOI: 10.1200/jco.2021.39.15_suppl.6064.Peer-Reviewed Original ResearchCombined positive scorePD-L1 expressionQuantitative immunofluorescencePD-L1Preclinical modelsCD8 T cell infiltrationNeck squamous cell carcinomaPhase II trialReal-time quantitative reverse transcription polymerase chain reactionT cell infiltrationPD-L1 upregulationSquamous cell carcinomaPD-L1 mRNAQuantitative reverse transcription polymerase chain reactionReverse transcription-polymerase chain reactionBiomarker groupsWindow studyTranscription-polymerase chain reactionSTING protein levelsPost-treatment samplesII trialAntitumor immunityImmune infiltratesPD-1Dual blockade
2019
Multiplexed (18-Plex) Measurement of Signaling Targets and Cytotoxic T Cells in Trastuzumab-Treated Patients using Imaging Mass Cytometry
Carvajal-Hausdorf DE, Patsenker J, Stanton KP, Villarroel-Espindola F, Esch A, Montgomery RR, Psyrri A, Kalogeras KT, Kotoula V, Foutzilas G, Schalper KA, Kluger Y, Rimm DL. Multiplexed (18-Plex) Measurement of Signaling Targets and Cytotoxic T Cells in Trastuzumab-Treated Patients using Imaging Mass Cytometry. Clinical Cancer Research 2019, 25: 3054-3062. PMID: 30796036, PMCID: PMC6522272, DOI: 10.1158/1078-0432.ccr-18-2599.Peer-Reviewed Original ResearchConceptsTrastuzumab-treated patientsT cell infiltrationCD8 T cell infiltrationCohort of patientsCytotoxic T cellsMass cytometryCase-control seriesExtracellular domainMechanism of actionTrastuzumab benefitAdjuvant treatmentCD8 cellsRecurrence eventsT cellsAntibody panelImmune systemPatientsMetal-conjugated antibodiesQuantitative immunofluorescenceTrastuzumabImaging Mass CytometryHER2Signaling targetsObjective measurementsCytometry