Abstract P28: Comprehensive Molecular Phenotyping of ARID1A -deficient Gastric Cancer Reveals Pervasive Epigenomic Reprogramming and Therapeutic Opportunities
Xu C, Huang K, Law J, Chua J, Sheng T, Flores N, Pizzi M, Okabe A, Tan A, Zhu F, Kumar V, Lu X, Benitez A, Lian B, Ma H, Ho S, Ramnarayanan K, Anene-Nzelu C, Razavi-Mohseni M, Ghani S, Tay S, Ong X, Lee M, Guo Y, Ashktorab H, Smoot D, Li S, Skanderup A, Beer M, Foo R, Wong J, Sanghvi K, Yong W, Sundar R, Kaneda A, Prabhakar S, Mazur P, Ajani J, Yeoh K, So J, Tan P. Abstract P28: Comprehensive Molecular Phenotyping of ARID1A -deficient Gastric Cancer Reveals Pervasive Epigenomic Reprogramming and Therapeutic Opportunities. Cancer Research 2024, 84: p28-p28. DOI: 10.1158/1538-7445.fcs2023-p28.Peer-Reviewed Original ResearchGastric cancerMolecular subtypesARID1A lossPro-inflammatory tumor microenvironmentTherapeutic opportunitiesARID1A inactivationTumor microenvironmental changesEpigenomic reprogrammingMutational signaturesPromoter activityGastric cell linesARID1A depletionTumor-intrinsicTumor inflammationTumor microenvironmentSingle-cell transcriptome profilingMutated driver genesTherapeutic vulnerabilitiesGC molecular subtypesNFkB inhibitorARID1ATherapeutic strategiesPharmacological inhibitionGC patientsSingapore cohort