Zeynep Busra Zengin
Hospital ResidentCards
About
Research
Publications
2025
Real-Time Monitoring in Renal Cell Carcinoma With Circulating Tumor DNA: A Step Forward, But How Far?
Zengin Z, Kotecha R. Real-Time Monitoring in Renal Cell Carcinoma With Circulating Tumor DNA: A Step Forward, But How Far? JCO Precision Oncology 2025, 9: e2500053. PMID: 40020208, DOI: 10.1200/po-25-00053.Peer-Reviewed Original ResearchLocal definitive therapy (LDT) utilization patterns and outcomes in chromophobe renal cell carcinoma (chRCC) with metachronous metastasis: A multi-institution study.
Dizman N, Doshi S, Knezevic A, Feinaj A, Sayegh N, Hobeika C, Alaghehbandan R, Rives H, Zengin Z, Braun D, Zibelman M, McGregor B, Hammers H, Ged Y, Ornstein M, Msaouel P, Hahn A, Voss M. Local definitive therapy (LDT) utilization patterns and outcomes in chromophobe renal cell carcinoma (chRCC) with metachronous metastasis: A multi-institution study. Journal Of Clinical Oncology 2025, 43: 503-503. DOI: 10.1200/jco.2025.43.5_suppl.503.Peer-Reviewed Original ResearchLocal definitive therapySarcomatoid dedifferentiationMetachronous metastasesSystemic treatmentST cohortDuration of disease controlChromophobe renal cell carcinomaTreatment characteristics of patientsMetastatic disease diagnosisSingle-organ metastasisTreatment-free intervalTreatment-free survivalKaplan-Meier methodRenal cell carcinomaFisher's exact testCharacteristics of patientsMulti-institutional studyWilcoxon rank sum testRank sum testMetastatic sitesSurgical resectionDefinitive therapyRare subtypeMedian intervalCell carcinomaCabozantinib (cabo) and nivolumab (nivo) with or without CBM588 in patients with metastatic renal cell carcinoma: Updated clinical outcomes of a phase I study.
Ebrahimi H, Meza L, Dizman N, Barragan-Carrillo R, Li X, Llamas-Quitiquit M, Hsu J, Zengin Z, Castro D, Mercier B, Zugman M, Jaime-Casas S, Chehrazi-Raffle A, Trent J, Lee P, Takahashi M, Dorff T, Caporaso G, Lee K, Pal S. Cabozantinib (cabo) and nivolumab (nivo) with or without CBM588 in patients with metastatic renal cell carcinoma: Updated clinical outcomes of a phase I study. Journal Of Clinical Oncology 2025, 43: 543-543. DOI: 10.1200/jco.2025.43.5_suppl.543.Peer-Reviewed Original ResearchProgression-free survivalTreatment-related adverse eventsClinical benefitControl armTreatment armsFollow-upImproving progression-free survivalMedian progression-free survivalMetastatic renal cell carcinomaTime of data cutoffTarget lesion sizeTreatment naive patientsMedian follow-upPhase I studyKaplan-Meier methodSecondary clinical endpointsRenal cell carcinomaKarnofsky performance statusFisher's exact testMedian OSSarcomatoid featuresStable diseaseComplete responseData cutoffPapillary histologyEfficacy and toxicity profile of antibody-drug conjugate (ADC) based combination therapy in patients with advanced urothelial carcinoma (aUC): A systematic review of clinical trials.
Jaime-Casas S, Zugman M, Barragan-Carrillo R, Zang P, Ebrahimi H, Mercier B, Castro D, Yip W, Li X, Dizman N, Salgia N, Hsu J, Nguyen C, Chehrazi-Raffle A, Zengin Z, Meza L, Pal S, Tripathi A. Efficacy and toxicity profile of antibody-drug conjugate (ADC) based combination therapy in patients with advanced urothelial carcinoma (aUC): A systematic review of clinical trials. Journal Of Clinical Oncology 2025, 43: 813-813. DOI: 10.1200/jco.2025.43.5_suppl.813.Peer-Reviewed Original ResearchAny-grade adverse eventsAdvanced urothelial carcinomaObjective-response rateAntibody-drug conjugatesCombination regimensClinical trialsCheckpoint inhibitorsSafety/tolerability profileCombination therapyPublished prospective clinical trialsProspective clinical trialPeer-reviewed clinical trialsSystematic review of clinical trialsReview of clinical trialsRandom-effects modelEnfortumab vedotinSacituzumab govitecanUrothelial carcinomaProspective trialsTreatment landscapeMaculopapular rashEfficacy outcomesRetrospective studyToxicity profileCase reportEvaluating clinical and pathologic predictors for pathologic lymph node positivity (pN+) in patients with clinical T1-4N0M0 bladder cancer undergoing cystectomy.
Jaime-Casas S, Barragan-Carrillo R, Zugman M, Zang P, Ebrahimi H, Castro D, Mercier B, Li X, Dizman N, Salgia N, Hsu J, Nguyen C, Yip W, Chehrazi-Raffle A, Zengin Z, Meza L, Pal S, Tripathi A. Evaluating clinical and pathologic predictors for pathologic lymph node positivity (pN+) in patients with clinical T1-4N0M0 bladder cancer undergoing cystectomy. Journal Of Clinical Oncology 2025, 43: 877-877. DOI: 10.1200/jco.2025.43.5_suppl.877.Peer-Reviewed Original ResearchConcomitant carcinoma in situRecurrence-free survivalPositive surgical marginsLymph node positivityRadical cystectomyLymphovascular invasionOverall survivalPreoperative hydronephrosisSurgical marginsPathologic predictorsBladder cancerPredictors of lymph node positivityConcomitant CISMultivariate analysisPathologic lymph node positivityPelvic lymph node dissectionPathological lymph node involvementMultivariate Cox proportional hazards modelMultivariate Cox regression modelNode-positiveBladder-preserving approachPreoperative renal functionLymph node dissectionLymph node involvementCarcinoma in situDose finding study of CBM588 in combination with nivolumab and ipilimumab in patients with metastatic renal cell carcinoma: A phase I study.
Agarwal R, Ebrahimi H, Zengin Z, Barragán Carrillo R, Dizman N, Zugman M, Jaime-Casas S, Meza L, Li X, Hsu J, Castro D, Mercier B, Lee P, Takahashi M, Tripathi A, Dorff T, Caporaso G, Lee K, Pal S, Chehrazi-Raffle A. Dose finding study of CBM588 in combination with nivolumab and ipilimumab in patients with metastatic renal cell carcinoma: A phase I study. Journal Of Clinical Oncology 2025, 43: tps611-tps611. DOI: 10.1200/jco.2025.43.5_suppl.tps611.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaImmune checkpoint inhibitorsProgression-free survivalMaximum tolerated dosePhase I studyRenal cell carcinomaDose levelsCell carcinomaClinical outcomesEfficacy of immune checkpoint inhibitorsMetastatic renal cell carcinoma patientsModulation of immune pathwaysImmune checkpoint inhibitor therapyStandard-of-care treatmentIMDC risk groupsPlanned dose levelsCombination of nivolumabDose-limiting toxicityDose-escalation designDose-escalation studyECOG performance statusDose-finding studyGut microbiomeCheckpoint inhibitorsDose escalation
2024
1699P Impact of Latino ethnicity on the gut microbiome and response to immune checkpoint inhibition (ICI) with CBM588 in patients (pts) with metastatic renal cell cancer (mRCC)
Barragan-Carrillo R, Zengin Z, Dizman N, Ebrahimi H, Meza L, Jaime-Casas S, Li X, Dorff T, Hsu J, Salgia N, Chehrazi-Raffle A, Tripathi A, Castro D, Mercier B, Caporaso G, Lee K, Pal S. 1699P Impact of Latino ethnicity on the gut microbiome and response to immune checkpoint inhibition (ICI) with CBM588 in patients (pts) with metastatic renal cell cancer (mRCC). Annals Of Oncology 2024, 35: s1018. DOI: 10.1016/j.annonc.2024.08.1792.Peer-Reviewed Original Research72 Impact of microbiome modulation on serum cytokine profile in a randomized, phase I trial of cabozantinib/nivolumab (cabo/nivo) with or without CBM588 in pts with metastatic renal cell carcinoma (mRCC)
Li Y, Ebrahimi H, Meza L, Malhotra J, Li X, Dizman N, Dorff T, Frankel P, Llamas-Quitiquit M, Hsu J, Zengin Z, Alcantara M, Castro D, Mercier B, Chawla N, Chehrazi-Raffle A, Barragan-Carrillo R, Gillece J, Trent J, Lee P, Parks T, Takahashi M, Hayashi A, Caporaso J, Lee K, Tripathi A, Pal S. 72 Impact of microbiome modulation on serum cytokine profile in a randomized, phase I trial of cabozantinib/nivolumab (cabo/nivo) with or without CBM588 in pts with metastatic renal cell carcinoma (mRCC). The Oncologist 2024, 29: s36-s37. PMCID: PMC11301871, DOI: 10.1093/oncolo/oyae181.059.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaSerum cytokine profilesCytokine profileClinical outcomesCD8-positive subsetGranulocyte-macrophage colony stimulating factorLevels of IL-12Poor-risk diseasePhase I trialRenal cell carcinomaCirculating cytokine levelsWilcoxon matched-pairs testLevels of cytokinesColony stimulating factorFlow cytometric analysisMatched-pairs testSarcomatoid histologySarcomatoid featuresSystemic immunomodulationCell carcinomaI trialClear cellCytokine levelsInterferon-gIL-1377 Impact of CBM588 on gut microbiome composition and dysbiosis in patients receiving frontline immune checkpoint inhibitor (ICI) combinations for metastatic renal cell carcinoma (mRCC)
Dizman N, Ebrahimi H, Barragan-Carrillo R, Meza L, Bergerot P, Dorff T, BSc J, Zengin Z, Castro D, Chehrazi-Raffle A, Triphathi A, Trent J, Takahashi M, Oka K, Higashi S, Caporaso G, Lee K, Pal S. 77 Impact of CBM588 on gut microbiome composition and dysbiosis in patients receiving frontline immune checkpoint inhibitor (ICI) combinations for metastatic renal cell carcinoma (mRCC). The Oncologist 2024, 29: s5-s5. PMCID: PMC11301884, DOI: 10.1093/oncolo/oyae181.007.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaImmune checkpoint inhibitorsStandard of careGut microbiome compositionStandard of care cohortMicrobiome compositionGut dysbiosisClinical outcomesClinically relevant microbial speciesCompared gut microbiome diversityCell metastatic renal cell carcinomaRandomized phase I clinical trialClinically relevant speciesAssociated with ICI responseStandard of care regimensRelevant microbial speciesGut microbiome diversityRatio of Firmicutes/BacteroidetesPhase I clinical trialPhase III studyBaseline to weekAnalyzed stool samplesFirst-line treatmentRenal cell carcinomaBeta diversityCabozantinib and nivolumab with or without live bacterial supplementation in metastatic renal cell carcinoma: a randomized phase 1 trial
Ebrahimi H, Dizman N, Meza L, Malhotra J, Li X, Dorff T, Frankel P, Llamas-Quitiquit M, Hsu J, Zengin Z, Alcantara M, Castro D, Mercier B, Chawla N, Chehrazi-Raffle A, Barragan-Carrillo R, Jaime-Casas S, Govindarajan A, Gillece J, Trent J, Lee P, Parks T, Takahashi M, Hayashi A, Kortylewski M, Caporaso J, Lee K, Tripathi A, Pal S. Cabozantinib and nivolumab with or without live bacterial supplementation in metastatic renal cell carcinoma: a randomized phase 1 trial. Nature Medicine 2024, 30: 2576-2585. PMID: 38942995, PMCID: PMC11405272, DOI: 10.1038/s41591-024-03086-4.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaProgression-free survivalRenal cell carcinomaCell carcinomaToxicity profileAbundance of Bifidobacterium sppControl armTreatment-naive participantsFirst-line treatmentPhase 1 studyPhase 1 trialSarcomatoid componentOpen-labelHistological confirmationPrimary endpointSecondary endpointsNo significant differenceClear cellNivolumabInvestigator-initiatedClinical outcomesCabozantinibClinical activityStool samplesStudy arms