2020
Phase I Trial of Expanded, Activated Autologous NK-cell Infusions with Trastuzumab in Patients with HER2-positive Cancers
Lee S, Shimasaki N, Lim J, Wong A, Yadav K, Yong W, Tan L, Koh L, Poon M, Tan S, Ow S, Bharwani L, Yap Y, Foo M, Coustan-Smith E, Sundar R, Tan L, Chong W, Kumarakulasinghe N, Lieow J, Koe P, Goh B, Campana D. Phase I Trial of Expanded, Activated Autologous NK-cell Infusions with Trastuzumab in Patients with HER2-positive Cancers. Clinical Cancer Research 2020, 26: 4494-4502. PMID: 32522887, DOI: 10.1158/1078-0432.ccr-20-0768.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedBiopsyBreast NeoplasmsCoculture TechniquesCombined Modality TherapyDose-Response Relationship, DrugFemaleHumansImmunotherapyK562 CellsKiller Cells, NaturalMaleMiddle AgedReceptor, ErbB-2Response Evaluation Criteria in Solid TumorsStomach NeoplasmsTransplantation, AutologousTrastuzumabConceptsAntibody-dependent cell cytotoxicityAutologous NK cellsNK cellsPhase I trialI trialNK cells expressed high levelsNatural killer (NK) cellsActivated autologous NK cellsHER2-positive solid tumorsPhase I dose escalationPeripheral blood NK cellsHER2-positive malignanciesNK cell infusionNK cell therapyBlood NK cellsNK cell expansionIncreased NK cellsPhase II trialPreliminary antitumor activityNK cell activityCells expressing high levelsHER2-positive cancersStable diseasePartial responseII trialSafety, pharmacokinetics and tissue penetration of PIPAC paclitaxel in a swine model
Tan H, Kim G, Charles C, Li R, Jang C, Shabbir A, Chue K, Tai C, Sundar R, Goh B, Bonney G, Looi W, Cheow E, So J, Wang L, Yong W. Safety, pharmacokinetics and tissue penetration of PIPAC paclitaxel in a swine model. European Journal Of Surgical Oncology 2020, 47: 1124-1131. PMID: 32800400, DOI: 10.1016/j.ejso.2020.06.031.Peer-Reviewed Original ResearchConceptsSolvent-based paclitaxelAdverse eventsGrade 2 hypersensitivity reactionSystemic exposure to paclitaxelAbsolute neutrophil countExposure to paclitaxelPhase I studyShort-term safetySignificant adverse eventsTissue drug concentrationsConcentrations of paclitaxelPotential adverse eventsYorkshire x Landrace pigsPeritoneal carcinomatosisPeritoneal biopsiesNeutrophil countPeritoneal surfaceToxicity profileBlood countIV infusionPeritoneal cavityPharmacokinetic analysisClinical trialsHigh dosesPharmacokinetic comparison
2019
Epigenomic promoter alterations predict for benefit from immune checkpoint inhibition in metastatic gastric cancer
Sundar R, Huang K, Qamra A, Kim K, Kim S, Kang W, Tan A, Lee J, Tan P. Epigenomic promoter alterations predict for benefit from immune checkpoint inhibition in metastatic gastric cancer. Annals Of Oncology 2019, 30: 424-430. PMID: 30624548, PMCID: PMC6442650, DOI: 10.1093/annonc/mdy550.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitionMetastatic gastric cancerT cell cytolytic activityResistance to immune checkpoint inhibitionCheckpoint inhibitionGastric cancerCytolytic activityImmune evasionMedian progression-free survivalPhase II clinical trial of patientsCancer treated with immunotherapyClinical trials of patientsMechanisms of immune evasionResponse rateTreated with pembrolizumabPhase II clinical trialProgression-free survivalFresh tumor biopsiesPost-treatment biopsiesCohort of patientsTrial of patientsEarly gastric cancerArchival tissue samplesClinical responseTumor biopsies
2016
Towards Precision Medicine in the Clinic: From Biomarker Discovery to Novel Therapeutics
Collins D, Sundar R, Lim J, Yap T. Towards Precision Medicine in the Clinic: From Biomarker Discovery to Novel Therapeutics. Trends In Pharmacological Sciences 2016, 38: 25-40. PMID: 27871777, DOI: 10.1016/j.tips.2016.10.012.Peer-Reviewed Educational MaterialsConceptsPrecision medicineNext-generation sequencingMechanisms of drug resistanceField of immunotherapyManagement of cancer patientsOptimize treatment efficacyAntitumor responseIntertumoral heterogeneityClonal evolutionTargeted agentsMinimal toxicityDrug resistanceCancer patientsTreatment efficacyBiomarker developmentBiomarker discoveryCancer researchCancerCompounds promisesImmunotherapyMedicine