2022
Choice of PD-L1 immunohistochemistry assay influences clinical eligibility for gastric cancer immunotherapy
Yeong J, Lum H, Teo C, Tan B, Chan Y, Tay R, Choo J, Jeyasekharan A, Miow Q, Loo L, Yong W, Sundar R. Choice of PD-L1 immunohistochemistry assay influences clinical eligibility for gastric cancer immunotherapy. Gastric Cancer 2022, 25: 741-750. PMID: 35661944, PMCID: PMC9226082, DOI: 10.1007/s10120-022-01301-0.Peer-Reviewed Original ResearchConceptsCombined positive scorePD-L1 combined positive scoreTumor proportion scorePD-L1Gastric cancerImmune cellsPD-L1 immunohistochemistry assaysProgrammed death-ligand 1Resection of gastric cancerStandard-of-care treatmentBackgroundImmune checkpoint inhibitorsGastric cancer immunotherapyPD-L1 positivityPD-L1 scoringPD-L1 immunohistochemistryDeath-ligand 1Metastatic gastric cancerPD-L1-positive samplesInter-assay concordanceCheckpoint inhibitorsDako 22C3ICI therapyCross-sectional studyCancer immunotherapyPatient selection
2020
Predictive Biomarkers of Immune Checkpoint Inhibition in Gastroesophageal Cancers
Sundar R, Smyth E, Peng S, Yeong J, Tan P. Predictive Biomarkers of Immune Checkpoint Inhibition in Gastroesophageal Cancers. Frontiers In Oncology 2020, 10: 763. PMID: 32500029, PMCID: PMC7243739, DOI: 10.3389/fonc.2020.00763.Peer-Reviewed Original ResearchImmune checkpoint inhibitionGastroesophageal cancerPredictive biomarkersCheckpoint inhibitionRandomized phase III studyImmune checkpoint inhibitor trialsValidation of predictive biomarkersCheckpoint inhibitor trialsPhase III studySubgroup of patientsIII studiesSurvival benefitInhibitor trialsPatient selectionGastroesophagealNovel biomarkersPrecision oncologyCancer treatmentCancerRegulatory approvalImmunotherapyNegative resultsBiomarkersPatientsInhibition
2017
Targeting ATR in cancer medicine
Sundar R, Brown J, Russo A, Yap T. Targeting ATR in cancer medicine. Current Problems In Cancer 2017, 41: 302-315. PMID: 28662958, DOI: 10.1016/j.currproblcancer.2017.05.002.Peer-Reviewed Original ResearchPoly(ADP-ribose) polymerase inhibitorsATR inhibitorsDNA damage responsePolymerase inhibitorsEarly-phase clinical trialsAtaxia telangiectasiaImmune checkpoint inhibitorsBiomarkers of responseCheckpoint inhibitorsDNA damagePreclinical dataCombinatorial regimensPatient selectionReplication-associated DNA damageAntitumor strategyCell cycle checkpoint signalingClinical developmentRepair of replication-associated DNA damagePreclinical biologyTargeting ATRAntitumor therapyATR inhibitionSingle agentCell cycle checkpointsClinical trials