498 Evorpacept (ALX148), a CD47 myeloid checkpoint inhibitor, in patients with head and neck squamous cell carcinoma (HNSCC) and with gastric/gastroesophageal cancer (GC); ASPEN-01
Lee K, Chung H, Kim T, Lakhani N, Messersmith W, Santana-Davila R, Kim W, LoRusso P, Bang Y, Chow L, Fanning P, Squifflet P, Jin F, Forgie A, Wan H, Pons J, Randolph S, Gainor J. 498 Evorpacept (ALX148), a CD47 myeloid checkpoint inhibitor, in patients with head and neck squamous cell carcinoma (HNSCC) and with gastric/gastroesophageal cancer (GC); ASPEN-01. Journal For ImmunoTherapy Of Cancer 2021, 9: a530-a530. DOI: 10.1136/jitc-2021-sitc2021.498.Peer-Reviewed Original ResearchTreatment-related AEsGastroesophageal cancerCheckpoint inhibitorsAdvanced HNSCCEvaluable patientsHER2-positive gastroesophageal cancerNeck squamous cell carcinomaCytotoxic chemotherapy regimensLong-term PFSGastroesophageal junction cancerPhase 1 studyFavorable safety profileHER2-positive advanced gastricSquamous cell carcinomaAdaptive antitumor immunityWarrants further evaluationChemotherapy regimensPrimary endpointAdvanced gastricAdvanced malignanciesJunction cancerLine therapyMethods PatientsStandard chemotherapyAntitumor immunity