Featured Publications
Effectiveness of Immune Checkpoint Inhibitors in Patients With Advanced Esophageal Squamous Cell Carcinoma
Yap D, Leone A, Wong N, Zhao J, Tey J, Sundar R, Pietrantonio F. Effectiveness of Immune Checkpoint Inhibitors in Patients With Advanced Esophageal Squamous Cell Carcinoma. JAMA Oncology 2023, 9: 215-224. PMID: 36480211, PMCID: PMC9857522, DOI: 10.1001/jamaoncol.2022.5816.Peer-Reviewed Original ResearchMeSH KeywordsB7-H1 AntigenEsophageal NeoplasmsEsophageal Squamous Cell CarcinomaHumansImmune Checkpoint InhibitorsLung NeoplasmsConceptsAdvanced esophageal squamous cell carcinomaImmune checkpoint inhibitorsEsophageal squamous cell carcinomaSquamous cell carcinomaPD-L1 expressionKaplan-Meier curvesLow PD-L1 expressionFirst-line trialsProgression-free survivalDuration of responsePD-L1Overall survivalCell carcinomaRandomized clinical trialsPooled analysisClinical trialsCheckpoint inhibitorsTumor proportionEffect of immune checkpoint inhibitorsLow programmed death ligand 1Benefit of immune checkpoint inhibitorsHazard ratioSurvival dataFirst-line settingICI-based regimensLow Programmed Death-Ligand 1–Expressing Subgroup Outcomes of First-Line Immune Checkpoint Inhibitors in Gastric or Esophageal Adenocarcinoma
Zhao J, Yap D, Chan Y, Tan B, Teo C, Syn N, Smyth E, Soon Y, Sundar R. Low Programmed Death-Ligand 1–Expressing Subgroup Outcomes of First-Line Immune Checkpoint Inhibitors in Gastric or Esophageal Adenocarcinoma. Journal Of Clinical Oncology 2021, 40: 392-402. PMID: 34860570, DOI: 10.1200/jco.21.01862.Peer-Reviewed Original ResearchConceptsProgrammed death-ligand 1Combined positive scoreImmune checkpoint inhibitorsKEYNOTE-062First-line treatmentCheckMate-649Checkpoint inhibitorsEsophageal adenocarcinomaKaplan-MeierEstimate time-to-event outcomesFirst-line immune checkpoint inhibitorsPD-L1 combined positive scoreProgrammed death ligand 1 subgroupsPatients treated with pembrolizumabPD-L1-expressing tumorsRandomized phase III trialEfficacy of ICIsPD-L1 subgroupsProgression-free survivalDeath-ligand 1Phase III trialsUS Food and Drug AdministrationPrimary manuscriptsFood and Drug AdministrationCPS-1
2024
State-of-the-Art Advancements in Gastroesophageal Cancer Treatment: Harnessing Biomarkers for Precision Care.
Balmaceda N, Petrillo A, Krishnan M, Zhao J, Kim S, Klute K, Sundar R. State-of-the-Art Advancements in Gastroesophageal Cancer Treatment: Harnessing Biomarkers for Precision Care. American Society Of Clinical Oncology Educational Book 2024, 44: e431060. PMID: 38771996, DOI: 10.1200/edbk_431060.Peer-Reviewed Original ResearchConceptsGastroesophageal cancerIntegration of immune checkpoint inhibitorsChimeric antigen receptor T cellsImmune checkpoint inhibitorsMetastatic gastroesophageal cancerPD-1 inhibitorsAdoptive cell therapyImmunotherapy-based approachesResectable gastroesophageal cancerAntibody-drug conjugatesCheckpoint inhibitorsPD-1Perioperative chemotherapyTargeted therapyT cellsTreatment paradigmFGFR2 inhibitorsCell therapyClinical challengeBispecific antibodiesImprove outcomesCancer treatmentReduced toxicityTherapyInhibitorsInconsistencies in the predictive value of PD-L1 in metastatic gastroesophageal cancer
Sundar R, Smyth E. Inconsistencies in the predictive value of PD-L1 in metastatic gastroesophageal cancer. The Lancet Gastroenterology & Hepatology 2024, 9: 495-497. PMID: 38492581, DOI: 10.1016/s2468-1253(24)00043-8.Commentaries, Editorials and Letters
2023
Combining chemotherapy, trastuzumab, and immune-checkpoint inhibitors in HER2-positive gastro-oesophageal cancer
Smyth E, Sundar R. Combining chemotherapy, trastuzumab, and immune-checkpoint inhibitors in HER2-positive gastro-oesophageal cancer. The Lancet 2023, 402: 2168-2170. PMID: 37871605, DOI: 10.1016/s0140-6736(23)02296-1.Commentaries, Editorials and LettersEvidence on Effectiveness of Immune Checkpoint Inhibitors in Patients With Advanced Esophageal Squamous Cell Carcinoma—Reply
Zhao J, Pietrantonio F, Sundar R. Evidence on Effectiveness of Immune Checkpoint Inhibitors in Patients With Advanced Esophageal Squamous Cell Carcinoma—Reply. JAMA Oncology 2023, 9: 1005-1006. PMID: 37166787, DOI: 10.1001/jamaoncol.2023.0975.Commentaries, Editorials and Letters
2019
DNA epigenetic signature predictive of benefit from neoadjuvant chemotherapy in oesophageal adenocarcinoma: results from the MRC OE02 trial
Sundar R, Ng A, Zouridis H, Padmanabhan N, Sheng T, Zhang S, Lee M, Ooi W, Qamra A, Inam I, Hewitt L, So J, Koh V, Nankivell M, Langley R, Allum W, Cunningham D, Rozen S, Yong W, Grabsch H, Tan P. DNA epigenetic signature predictive of benefit from neoadjuvant chemotherapy in oesophageal adenocarcinoma: results from the MRC OE02 trial. European Journal Of Cancer 2019, 123: 48-57. PMID: 31655359, DOI: 10.1016/j.ejca.2019.09.016.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsCisplatinDNA MethylationEpigenesis, GeneticEsophageal NeoplasmsFemaleFluorouracilHumansMaleMiddle AgedNeoadjuvant TherapyNeoplasm GradingNeoplasm StagingPrognosisProportional Hazards ModelsRandomized Controlled Trials as TopicSurvival RateConceptsCS armNeoadjuvant chemotherapyOverall survivalOesophageal adenocarcinomaDNA methylation signaturesHistological subtypes of oesophageal cancerOesophageal cancerIndependent cohortPredictive of chemotherapy benefitSubtypes of oesophageal cancerIndependent cohort of patientsS armCox proportional hazards analysisResectable oesophageal cancerCohort of patientsPredictive of benefitMethylation signaturesDNA methylationPredictive of survivalProportional hazards analysisChemotherapy benefitHistological subtypesMetagene signatureRandomised patientsDNA methylation status