2021
“3G” Trial: An RNA Editing Signature to Guide Gastric Cancer ChemotherapyRNA Editing Signature in Gastric Cancer
An O, Song Y, Ke X, So J, Sundar R, Yang H, Rha S, Lee M, Tay S, Ong X, Tan A, Ng M, Tantoso E, Chen L, Tan P, Yong W, Consortium S. “3G” Trial: An RNA Editing Signature to Guide Gastric Cancer ChemotherapyRNA Editing Signature in Gastric Cancer. Cancer Research 2021, 81: 2788-2798. PMID: 33558338, DOI: 10.1158/0008-5472.can-20-2872.Peer-Reviewed Original ResearchConceptsAdvanced gastric cancerRNA editingRNA editing signaturesEditing levelsGastric cancerRNA editing eventsHigher editing levelsAdenosine-to-inosineRNA editing analysisGastric cancer cell linesPredictive biomarkersStratify patientsLevels of editingGene expression profilesPredicting response to chemotherapyEditing sitesEditing eventsMolecular subtypes of gastric cancerCancer cell linesPlatinum-based chemotherapyMetastatic gastric cancerSubtypes of gastric cancerCancer Genome AtlasFirst-line therapyResponse to chemotherapy
2018
Real-Time Tumor Gene Expression Profiling to Direct Gastric Cancer Chemotherapy: Proof-of-Concept “3G” Trial
Yong W, Rha S, Tan I, Choo S, Syn N, Koh V, Tan S, Asuncion B, Sundar R, So J, Shabbir A, Tan C, Kim H, Jung M, Chung H, Ng M, Tai D, Lee M, Wu J, Yeoh K, Tan P, Consortium O. Real-Time Tumor Gene Expression Profiling to Direct Gastric Cancer Chemotherapy: Proof-of-Concept “3G” Trial. Clinical Cancer Research 2018, 24: 5272-5281. PMID: 30045931, DOI: 10.1158/1078-0432.ccr-18-0193.Peer-Reviewed Original ResearchConceptsGenomic classifierManagement of advanced gastric cancerGastric cancerS-1 regimenOpen-label phaseAdvanced gastric cancerGastric cancer chemotherapySensitivity to oxaliplatinTreated with cisplatinTumor gene expressionMedian turnaround timeTreated with SPGene expression signaturesSOX chemotherapyPatient tumorsTreatment stratificationStratify patientsMetabolic signaturesChemotherapyGene expression profilesOxaliplatinPatientsCancer chemotherapyPredictive valueResponse rateTranscriptional analysis of immune genes in Epstein–Barr virus-associated gastric cancer and association with clinical outcomes
Sundar R, Qamra A, Tan A, Zhang S, Ng C, Teh B, Lee J, Kim K, Tan P. Transcriptional analysis of immune genes in Epstein–Barr virus-associated gastric cancer and association with clinical outcomes. Gastric Cancer 2018, 21: 1064-1070. PMID: 29915957, DOI: 10.1007/s10120-018-0851-9.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedB7-H1 AntigenBiomarkers, TumorCD8 AntigensCohort StudiesDisease-Free SurvivalEpstein-Barr Virus InfectionsFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticHerpesvirus 4, HumanHumansImmunohistochemistryLymphocytes, Tumor-InfiltratingMaleMiddle AgedPerforinProgrammed Cell Death 1 ReceptorStomach NeoplasmsConceptsPD-L1PD-L1highPD-L1lowEBVaGC samplesImmune-related genesAssociated with worse disease-free survivalGastric cancerPD-L1 immunohistochemistry expressionPD-L1 transcript expressionExpression of PD-L1Levels of PD-L1Epstein-Barr virus-associated gastric cancerTumour-infiltrating lymphocyte patternPD-L1 expressionPD-L1 immunohistochemistryPrimary tumor resectionDisease-free survivalAssociated with higher expressionCases of EBVaGCGastric cancer patientsEBV-negative samplesSamsung Medical CentreAsian Cancer Research GroupImmune genesCancer Research GroupThe role of genomic profiling in adolescents and young adults (AYAs) with advanced cancer participating in phase I clinical trials
McVeigh T, Sundar R, Diamantis N, Kaye S, Banerji U, Lopez J, de Bono J, van der Graaf W, George A. The role of genomic profiling in adolescents and young adults (AYAs) with advanced cancer participating in phase I clinical trials. European Journal Of Cancer 2018, 95: 20-29. PMID: 29614442, PMCID: PMC6296443, DOI: 10.1016/j.ejca.2018.02.028.Peer-Reviewed Original ResearchConceptsDrug Development UnitGermline testingAdvanced cancerPhase I clinical trialTumor testingPersonal history of cancerAdvanced solid tumorsProportion of AYAsRoyal Marsden HospitalHistory of cancerAt-risk relativesCommon cancer typesYoung adultsDepartmental databaseClinicopathological featuresSolid tumorsChart reviewFamily risk factorsGermline mutationsPathogenic variantsStudy cohortCancer predispositionGenomic profilingPatient managementGenetic testing