2023
B-cell infiltration is associated with survival outcomes following programmed cell death protein 1 inhibition in head and neck squamous cell carcinoma
Gavrielatou N, Fortis E, Spathis A, Anastasiou M, Economopoulou P, Foukas G, Lelegiannis I, Rusakiewicz S, Vathiotis I, Aung T, Tissot S, Kastrinou A, Kotsantis I, Vagia E, Panayiotides I, Rimm D, Coukos G, Homicsko K, Foukas P, Psyrri A. B-cell infiltration is associated with survival outcomes following programmed cell death protein 1 inhibition in head and neck squamous cell carcinoma. Annals Of Oncology 2023, 35: 340-350. PMID: 38159908, DOI: 10.1016/j.annonc.2023.12.011.Peer-Reviewed Original ResearchProlonged progression-free survivalTertiary lymphoid structuresPD-L1 expressionB cellsM HNSCCCell death protein 1 inhibitionPD-1-based immunotherapyNeck squamous cell cancerNeck squamous cell carcinomaHigher B cell countsIncreased B cellsB cell infiltrationB-cell countsPD-L1 positivityProgression-free survivalTreatment of recurrentSquamous cell cancerBlood immune cell compositionSquamous cell carcinomaBiomarkers of responseImmune cell compositionB-cell-associated genesProtein 1 inhibitionCell death proteinMetastatic headPhase II window study of olaparib alone or with cisplatin or durvalumab in operable Head and Neck Cancer
Moutafi M, Koliou G, Papaxoinis G, Economopoulou P, Kotsantis I, Gkotzamanidou M, Anastasiou M, Pectasides D, Kyrodimos E, Delides A, Giotakis E, Papadimitriou N, Panayiotides I, Perisanidis C, Fernandez A, Xirou V, Poulios C, Gagari E, Yaghoobi V, Gavrielatou N, Shafi S, Aung T, Kougioumtzopoulou A, Kouloulias V, Palialexis K, Gkolfinopoulos S, Strati A, Lianidou E, Fountzilas G, Rimm D, Foukas P, Psyrri A. Phase II window study of olaparib alone or with cisplatin or durvalumab in operable Head and Neck Cancer. Cancer Research Communications 2023, 3: 1514-1523. PMID: 37575280, PMCID: PMC10414130, DOI: 10.1158/2767-9764.crc-23-0051.Peer-Reviewed Original ResearchConceptsObjective response rateTumor microenvironmentPD-L1Operable headResponse rateDeath ligand 1 (PD-L1) levelsPathologic complete response ratePhase II window studyNeck squamous cell carcinomaPD-L1 CPSComplete response rateSerious adverse eventsPercentage of patientsInhibitor-based treatmentSquamous cell carcinomaEffective antitumor responseImmunosuppressive tumor microenvironmentInflammatory tumor microenvironmentTumor cell proliferationColony-stimulating factor 1 receptor (CSF1R) genePrimary endpointSecondary endpointsAdverse eventsOpportunity trialAntitumor responseDigital spatial profiling links beta-2-microglobulin expression with immune checkpoint blockade outcomes in head and neck squamous cell carcinoma
Gavrielatou N, Vathiotis I, Aung T, Shafi S, Burela S, Fernandez A, Moutafi M, Burtness B, Economopoulou P, Anastasiou M, Foukas P, Psyrri A, Rimm D. Digital spatial profiling links beta-2-microglobulin expression with immune checkpoint blockade outcomes in head and neck squamous cell carcinoma. Cancer Research Communications 2023, 3: 558-563. PMID: 37057033, PMCID: PMC10088911, DOI: 10.1158/2767-9764.crc-22-0299.Peer-Reviewed Original ResearchConceptsDigital spatial profilingB2M expressionOverall survivalM HNSCCImmunotherapy outcomesNeck squamous cell carcinoma (HNSCC) treatmentHigh beta-2 microglobulinSquamous cell carcinoma treatmentCell death protein 1Neck squamous cell carcinomaM expressionPretreatment biopsy samplesImmune checkpoint inhibitorsPD-L1 expressionImmune checkpoint markersDeath protein 1Squamous cell carcinomaB2MBeta-2-microglobulinBeta 2 microglobulin expressionImproved PFSCheckpoint inhibitorsMetastatic headCheckpoint markersImproved survival
2022
133 Spatially defined gene signatures uncover the association of extracellular matrix genes with immunotherapy resistance in head and neck squamous cell carcinoma
Gavrielatou N, Warrell J, Aung T, Vathiotis L, Economopoulou P, Burtness B, Psyrri A, Rimm D. 133 Spatially defined gene signatures uncover the association of extracellular matrix genes with immunotherapy resistance in head and neck squamous cell carcinoma. 2022, a146-a146. DOI: 10.1136/jitc-2022-sitc2022.0133.Peer-Reviewed Original ResearchQuantitative assessment of Siglec-15 expression in lung, breast, head, and neck squamous cell carcinoma and bladder cancer.
Shafi S, Aung T, Xirou V, Gavrielatou N, Vathiotis I, Fernandez A, Moutafi M, Yaghoobi V, Herbst R, Liu L, Langermann S, Rimm D. Quantitative assessment of Siglec-15 expression in lung, breast, head, and neck squamous cell carcinoma and bladder cancer. Laboratory Investigation 2022, 102: 1143-1149. PMID: 36775354, DOI: 10.1038/s41374-022-00796-6.Peer-Reviewed Original ResearchConceptsSiglec-15 expressionNon-small cell lung cancerNeck squamous cell carcinomaProgression-free survivalSquamous cell carcinomaCancer typesOverall survivalCell carcinomaBladder cancerImmune cellsSiglec-15PD-1/PD-L1 blockadePotential future clinical trialsQuantitative immunofluorescencePD-L1 blockadeStromal immune cellsImmune checkpoint blockadeCell lung cancerFuture clinical trialsNew potential targetsCheckpoint blockadePD-L1Lung cancerClinical trialsIntra-tumoral heterogeneityDigital spatial profiling to uncover biomarkers of immunotherapy outcomes in head and neck squamous cell carcinoma.
Gavrielatou N, Vathiotis I, Aung T, Shafi S, Burela S, Fernandez A, Psyrri A, Rimm D. Digital spatial profiling to uncover biomarkers of immunotherapy outcomes in head and neck squamous cell carcinoma. Journal Of Clinical Oncology 2022, 40: 6050-6050. DOI: 10.1200/jco.2022.40.16_suppl.6050.Peer-Reviewed Original ResearchNeck squamous cell carcinomaM HNSCC patientsSquamous cell carcinomaB2M expressionOverall survivalHNSCC patientsValidation cohortCell carcinomaB2MPre-treatment biopsy samplesUnivariate Cox regression modelM expressionFunctional antigen presentationHigh beta2-microglobulinTreatment of recurrentImmune checkpoint expressionCox regression modelImmune cell markersStandard of careIndependent validation cohortSpatial profiling technologyDigital spatial profilingDigital spatial profiling (DSP) technologyImmune stromaM HNSCCQuantitative assessment of Siglec-15 expression in lung, breast, head, and neck squamous cell carcinoma and bladder cancer
Shafi S, Aung TN, Xirou V, Gavrielatou N, Vathiotis IA, Fernandez A, Moutafi M, Yaghoobi V, Herbst RS, Liu LN, Langermann S, Rimm DL. Quantitative assessment of Siglec-15 expression in lung, breast, head, and neck squamous cell carcinoma and bladder cancer. Laboratory Investigation 2022, 102: 1143-1149. PMID: 35581307, PMCID: PMC10211373, DOI: 10.1038/s41374-022-00796-6.Peer-Reviewed Original ResearchConceptsSiglec-15 expressionNon-small cell lung cancerNeck squamous cell carcinomaProgression-free survivalSquamous cell carcinomaCancer typesOverall survivalCell carcinomaBladder cancerImmune cellsSiglec-15PD-1/PD-L1 blockadePotential future clinical trialsQuantitative immunofluorescencePD-L1 blockadeStromal immune cellsImmune checkpoint blockadeCell lung cancerFuture clinical trialsNew potential targetsCheckpoint blockadePD-L1Lung cancerClinical trialsIntra-tumoral heterogeneity
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