Correlative and spatial biomarker analysis of a phase 1/2b study to evaluate pepinemab in combination with pembrolizumab for first-line treatment of patients with recurrent or metastatic head and neck cancer.
Evans E, Fisher T, Mallow C, Foster A, Leonard J, Chaney M, Mekhail T, Seetharamu N, Steuer C, Saba N, Adkins D, Beck J, Algazi A, Burtness B, Baumgart M, Giampoli E, Hager S, Chay C, Spira A, Zauderer M. Correlative and spatial biomarker analysis of a phase 1/2b study to evaluate pepinemab in combination with pembrolizumab for first-line treatment of patients with recurrent or metastatic head and neck cancer. Journal Of Clinical Oncology 2024, 42: 2603-2603. DOI: 10.1200/jco.2024.42.16_suppl.2603.Peer-Reviewed Original ResearchHead and neck squamous cell carcinomaMyeloid suppressor cellsImmune checkpoint inhibitorsFirst-line treatmentDendritic cellsT cellsB cellsTumor biopsiesLymphoid structuresImmune cellsMetastatic head and neck squamous cell carcinomaActivity of immune checkpoint inhibitorsEfficacy of immune checkpoint inhibitorsSingle-arm open-label studyFirst-line treatment of patientsMetastatic head and neck cancerHead and neck squamous cell carcinoma tumorsImmune checkpoint inhibitor activationOn-treatment tumor biopsiesSuppression of adaptive immunityCD8+ T cellsNeck squamous cell carcinomaHead and neck cancerAnalysis of tumor biopsiesMechanism of immune enhancement