2024
Avelumab first-line (1L) maintenance for advanced urothelial carcinoma (aUC): Long-term outcomes from the JAVELIN Bladder 100 trial in patients (pts) with high body mass index (BMI).
Aragon-Ching J, Petrylak D, Sridhar S, Gupta S, Grivas P, Powles T, Gurney H, Jacob N, Tyroller K, Guenther S, Bellmunt J. Avelumab first-line (1L) maintenance for advanced urothelial carcinoma (aUC): Long-term outcomes from the JAVELIN Bladder 100 trial in patients (pts) with high body mass index (BMI). Journal Of Clinical Oncology 2024, 42: 600-600. DOI: 10.1200/jco.2024.42.4_suppl.600.Peer-Reviewed Original ResearchProgression-free survivalAdvanced urothelial carcinomaPlatinum-based chemotherapyBody mass indexHigher body mass indexLong-term outcomesOverall survivalLong-term safetyStandard of careMedian progression-free survivalProgression-free survival ratesAnalysis of long-term outcomesBSC-alone armMedian follow-upProlonged overall survivalLevel 1 evidenceLong-term efficacyInternational treatment guidelinesPost hoc analysisJAVELIN BladderMedian OSMetastatic UCOS ratesSafety populationData cutoffSacituzumab Govitecan in Combination With Pembrolizumab for Patients With Metastatic Urothelial Cancer That Progressed After Platinum-Based Chemotherapy: TROPHY-U-01 Cohort 3
Grivas P, Pouessel D, Park C, Barthelemy P, Bupathi M, Petrylak D, Agarwal N, Gupta S, Fléchon A, Ramamurthy C, Davis N, Recio-Boiles A, Sternberg C, Bhatia A, Pichardo C, Sierecki M, Tonelli J, Zhou H, Tagawa S, Loriot Y. Sacituzumab Govitecan in Combination With Pembrolizumab for Patients With Metastatic Urothelial Cancer That Progressed After Platinum-Based Chemotherapy: TROPHY-U-01 Cohort 3. Journal Of Clinical Oncology 2024, 42: 1415-1425. PMID: 38261969, PMCID: PMC11095901, DOI: 10.1200/jco.22.02835.Peer-Reviewed Original ResearchMetastatic urothelial cancerPlatinum-based chemotherapyClinical benefit rateProgression-free survivalDuration of responseSacituzumab govitecanCheckpoint inhibitorsCohort 3Central reviewUrothelial cancerFirst-line platinum-based chemotherapyOpen-label phase II studyDay 1Median duration of responseMedian progression-free survivalTreatment-related adverse eventsMedian overall survivalMedian follow-upPhase II studySecondary end pointsAntibody-drug conjugatesMetastatic settingOverall survivalStandard therapyII studyTROPHY-U-01, a phase II open-label study of sacituzumab govitecan in patients with metastatic urothelial carcinoma progressing after platinum-based chemotherapy and checkpoint inhibitors: updated safety and efficacy outcomes
Loriot Y, Petrylak D, Kalebasty A, Fléchon A, Jain R, Gupta S, Bupathi M, Beuzeboc P, Palmbos P, Balar A, Kyriakopoulos C, Pouessel D, Sternberg C, Tonelli J, Sierecki M, Zhou H, Grivas P, Barthélémy P, Tagawa S. TROPHY-U-01, a phase II open-label study of sacituzumab govitecan in patients with metastatic urothelial carcinoma progressing after platinum-based chemotherapy and checkpoint inhibitors: updated safety and efficacy outcomes. Annals Of Oncology 2024, 35: 392-401. PMID: 38244927, DOI: 10.1016/j.annonc.2024.01.002.Peer-Reviewed Original ResearchAssociated with increased adverse eventsMetastatic urothelial carcinomaProgression-free survivalPlatinum-based chemotherapySacituzumab govitecanUGT1A1 statusFollow-upCohort 1Checkpoint inhibitorsOverall survivalUrothelial carcinomaAccelerated US Food and Drug Administration approvalPhase II open-label studyTreated with platinum-based chemotherapyMedian progression-free survivalUS Food and Drug Administration approvalActive metabolite of irinotecanFood and Drug Administration approvalIrinotecan-based therapyTreatment-related discontinuationsUridine diphosphate glucuronosyltransferase 1A1Metabolite of irinotecanInhibitor-based therapyDrug Administration approvalAntibody-drug conjugates
2023
A phase III randomized trial of eribulin (E) with or without gemcitabine vs standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937.
Sadeghi S, Plets M, Lara P, Tangen C, Bangs R, Lerner S, Flaig T, Petrylak D, Thompson I. A phase III randomized trial of eribulin (E) with or without gemcitabine vs standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937. Journal Of Clinical Oncology 2023, 41: tps4608-tps4608. DOI: 10.1200/jco.2023.41.16_suppl.tps4608.Peer-Reviewed Original ResearchStandard of careMedian overall survivalObjective response rateProgression-free survivalMedian progression-free survivalMetastatic urothelial carcinomaOverall survivalUrothelial carcinomaMetastatic UCPlatinum-based first-line chemotherapyCurrent SOCCisplatin-ineligible patientsCommon genitourinary cancerCommon grade 3Non-platinum regimenFirst-line chemotherapyPhase IIIStandard dosingIneligible patientsLine chemotherapyMedian OSPrior regimensFree survivalFGFR alterationsGenitourinary cancersEnfortumab vedotin (EV) with or without pembrolizumab (P) in patients (pts) who are cisplatin-ineligible with previously untreated locally advanced or metastatic urothelial cancer (la/mUC): Additional 3-month follow-up on cohort K data.
Friedlander T, Milowsky M, O'Donnell P, Petrylak D, Hoimes C, Flaig T, Mar N, Moon H, McKay R, Bilen M, Borchiellini D, Iafolla M, Carret A, Yu Y, Guseva M, Kataria R, Rosenberg J. Enfortumab vedotin (EV) with or without pembrolizumab (P) in patients (pts) who are cisplatin-ineligible with previously untreated locally advanced or metastatic urothelial cancer (la/mUC): Additional 3-month follow-up on cohort K data. Journal Of Clinical Oncology 2023, 41: 4568-4568. DOI: 10.1200/jco.2023.41.16_suppl.4568.Peer-Reviewed Original ResearchProgression-free survivalDisease control rateDuration of responseMedian DORMedian progression-free survivalBlinded independent central reviewOverall survivalPFS rateAdverse eventsOS ratesSkin reactionsTreatment-emergent adverse eventsTreatment-related adverse eventsFirst-line treatment optionManageable safety profileObjective response ratePD-1 inhibitorsMetastatic urothelial cancerSevere skin reactionsIndependent central reviewNew safety concernsHigh unmet needImmunogenic cell deathRECIST v1.1Primary endpointEfficacy of sacituzumab govitecan (SG) in locally advanced (LA) or metastatic urothelial cancer (mUC) by trophoblast cell surface antigen 2 (Trop-2) expression.
Loriot Y, Balar A, Petrylak D, Rezazadeh A, Grivas P, Flechon A, Jain R, Agarwal N, Bupathi M, Barthelemy P, Beuzeboc P, Palmbos P, Kyriakopoulos C, Pouessel D, Sternberg C, Tonelli J, Elboudwarej E, Diehl L, Jürgensmeier J, Tagawa S. Efficacy of sacituzumab govitecan (SG) in locally advanced (LA) or metastatic urothelial cancer (mUC) by trophoblast cell surface antigen 2 (Trop-2) expression. Journal Of Clinical Oncology 2023, 41: 4579-4579. DOI: 10.1200/jco.2023.41.16_suppl.4579.Peer-Reviewed Original ResearchObjective response rateMetastatic urothelial cancerProgression-free survivalTrop-2 expressionMedian progression-free survivalSacituzumab govitecanArchival tumor samplesH-scoreCheckpoint inhibitorsUnstratified Cox proportional hazards modelAnti-Trop-2 antibodyTrop-2 protein expressionTumor samplesCox proportional hazards modelTumor cellsAccelerated FDA approvalOverall survival rateC1-3Proportional hazards modelMedian OSBaseline characteristicsData cutoffEfficacy endpointEfficacy outcomesPrimary endpointA phase III randomized trial of eribulin (E) with or without gemcitabine vs standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937.
Sadeghi S, Plets M, Lara P, Tangen C, Bangs R, Lerner S, Flaig T, Petrylak D, Thompson I. A phase III randomized trial of eribulin (E) with or without gemcitabine vs standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937. Journal Of Clinical Oncology 2023, 41: tps581-tps581. DOI: 10.1200/jco.2023.41.6_suppl.tps581.Peer-Reviewed Original ResearchStandard of careObjective response rateMedian overall survivalProgression-free survivalMedian progression-free survivalMetastatic urothelial carcinomaOverall survivalUrothelial carcinomaMetastatic UCPlatinum-based first-line chemotherapyCurrent SOCCisplatin-ineligible patientsCommon genitourinary cancerCommon grade 3Non-platinum regimenFirst-line chemotherapyPhase IIIStandard dosingIneligible patientsLine chemotherapyMedian OSPrior regimensFree survivalFGFR alterationsGenitourinary cancersPrimary analysis of TROPHY-U-01 cohort 2, a phase 2 study of sacituzumab govitecan (SG) in platinum (PT)-ineligible patients (pts) with metastatic urothelial cancer (mUC) that progressed after prior checkpoint inhibitor (CPI) therapy.
Petrylak D, Tagawa S, Jain R, Bupathi M, Balar A, Rezazadeh A, George S, Palmbos P, Nordquist L, Davis N, Ramamurthy C, Sternberg C, Loriot Y, Agarwal N, Park C, Tonelli J, Vance M, Zhou H, Grivas P. Primary analysis of TROPHY-U-01 cohort 2, a phase 2 study of sacituzumab govitecan (SG) in platinum (PT)-ineligible patients (pts) with metastatic urothelial cancer (mUC) that progressed after prior checkpoint inhibitor (CPI) therapy. Journal Of Clinical Oncology 2023, 41: 520-520. DOI: 10.1200/jco.2023.41.6_suppl.520.Peer-Reviewed Original ResearchTreatment-related adverse eventsMetastatic urothelial cancerObjective response rateProgression-free survivalDuration of responseManageable safety profilePrior anticancer therapyMedian overall survivalCPI therapySacituzumab govitecanOverall survivalCentral reviewMedian timeSafety profileTreatment optionsCohort 2Primary analysisResponse rateAnti-Trop-2 antibodyMedian DORMedian progression-free survivalAccelerated FDA approvalCheckpoint inhibitor therapyECOG PS 0ECOG PS 1Primary analysis of TROPHY-U-01 cohort 3, a phase 2 study of sacituzumab govitecan (SG) in combination with pembrolizumab (Pembro) in patients (pts) with metastatic urothelial cancer (mUC) that progressed after platinum (PT)-based therapy.
Grivas P, Pouessel D, Park C, Barthelemy P, Bupathi M, Petrylak D, Agarwal N, Gupta S, Flechon A, Ramamurthy C, Davis N, Recio-Boiles A, Sternberg C, Bhatia A, Pichardo C, Sierecki M, Tonelli J, Zhou H, Tagawa S, Loriot Y. Primary analysis of TROPHY-U-01 cohort 3, a phase 2 study of sacituzumab govitecan (SG) in combination with pembrolizumab (Pembro) in patients (pts) with metastatic urothelial cancer (mUC) that progressed after platinum (PT)-based therapy. Journal Of Clinical Oncology 2023, 41: 518-518. DOI: 10.1200/jco.2023.41.6_suppl.518.Peer-Reviewed Original ResearchTreatment-related adverse eventsObjective response rateMetastatic urothelial cancerProgression-free survivalDuration of responseHigher objective response rateSacituzumab govitecanCentral reviewCohort 3Primary analysisAnti-Trop-2 antibodyMedian DORMedian progression-free survivalAccelerated FDA approvalClinical benefit rateECOG PS 0ECOG PS 1Manageable safety profileTreatment-related deathsNew safety signalsPhase 2 studyG-CSF useAnti-cancer therapyMedian OSSystemic steroids
2022
A phase III randomized trial of eribulin (E) with or without gemcitabine versus standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937.
Sadeghi S, Plets M, Lara P, Tangen C, Bangs R, Lerner S, Flaig T, Petrylak D, Thompson I. A phase III randomized trial of eribulin (E) with or without gemcitabine versus standard of care (SOC) for metastatic urothelial carcinoma (UC) refractory to or ineligible for PD/PDL1 antibody (Ab): SWOG S1937. Journal Of Clinical Oncology 2022, 40: tps4608-tps4608. DOI: 10.1200/jco.2022.40.16_suppl.tps4608.Peer-Reviewed Original ResearchStandard of careMedian overall survivalObjective response rateProgression-free survivalMedian progression-free survivalMetastatic urothelial carcinomaOverall survivalUrothelial carcinomaMetastatic UCPlatinum-based first-line chemotherapyCurrent SOCCisplatin-ineligible patientsCommon genitourinary cancerCommon grade 3Non-platinum regimenFirst-line chemotherapyPhase IIIStandard dosingIneligible patientsLine chemotherapyMedian OSPrior regimensFree survivalFGFR alterationsGenitourinary cancers
2020
Docetaxel with or without Ramucirumab after Platinum-Based Chemotherapy and Checkpoint Inhibitors in Advanced Urothelial Carcinoma: A Pre-Specified Subgroup Analysis from the Phase 3 RANGE Trial
Drakaki A, Kirby C, van der Heijden M, Petrylak D, Powles T, N. K, Fléchon A, Necchi A, Géczi L, Lee J, Gakis G, Bracarda S, Chowdhury S, Lin C, Keizman D, Vaishampayan U, Zimmermann A, Bell-McGuinn K, Castellano D. Docetaxel with or without Ramucirumab after Platinum-Based Chemotherapy and Checkpoint Inhibitors in Advanced Urothelial Carcinoma: A Pre-Specified Subgroup Analysis from the Phase 3 RANGE Trial. Bladder Cancer 2020, 6: 43-52. DOI: 10.3233/blc-190252.Peer-Reviewed Original ResearchImmune checkpoint inhibitorsProgression-free survivalOverall response ratePrior immune checkpoint inhibitorsUrothelial carcinomaCheckpoint inhibitorsPlatinum-refractory metastatic urothelial carcinomaUnstratified Cox proportional hazards modelMedian progression-free survivalPlatinum-refractory urothelial carcinomaImproved progression-free survivalPre-specified subgroup analysisCox proportional hazards modelMetastatic UC patientsMetastatic urothelial carcinomaAdvanced urothelial carcinomaKaplan-Meier methodSubgroup of patientsProportional hazards modelICI therapyUC patientsDocetaxel armMost patientsAdverse eventsARM patientsMEDI3726, a prostate-specific membrane antigen (PSMA)-targeted antibody-drug conjugate (ADC) in mCRPC after failure of abiraterone or enzalutamide.
De Bono J, Fleming M, Wang J, Cathomas R, Williams M, Bothos J, Balic K, Cho S, Martinez P, Petrylak D. MEDI3726, a prostate-specific membrane antigen (PSMA)-targeted antibody-drug conjugate (ADC) in mCRPC after failure of abiraterone or enzalutamide. Journal Of Clinical Oncology 2020, 38: 99-99. DOI: 10.1200/jco.2020.38.6_suppl.99.Peer-Reviewed Original ResearchDrug-related adverse eventsAdverse eventsAntibody-drug conjugatesMedian progression-free survivalComposite response rateGrade 3 thrombocytopeniaMedian overall survivalProgression-free survivalTaxane-based therapyPhase 1 studyDuration of responseProstate-specific membrane antigenDrug-related deathsTumor cell countPrior regimensRECIST v1.1Grade 3/4PSA decreaseStarting doseOverall survivalUnacceptable toxicityMedian ageDose escalationAntidrug antibodiesEfficacy analysisFORT-1: Phase II/III study of rogaratinib versus chemotherapy (CT) in patients (pts) with locally advanced or metastatic urothelial carcinoma (UC) selected based on FGFR1/3 mRNA expression.
Quinn D, Petrylak D, Bellmunt J, Necchi A, Gurney H, Lee J, Van Der Heijden M, Rosenbaum E, Penel N, Pang S, Li J, Garcia del Muro X, Joly F, Papai Z, Ellinghaus P, Lu C, Nakajima K, Ishida T, Nishiyama H, Sternberg C. FORT-1: Phase II/III study of rogaratinib versus chemotherapy (CT) in patients (pts) with locally advanced or metastatic urothelial carcinoma (UC) selected based on FGFR1/3 mRNA expression. Journal Of Clinical Oncology 2020, 38: 489-489. DOI: 10.1200/jco.2020.38.6_suppl.489.Peer-Reviewed Original ResearchMetastatic urothelial carcinomaUrothelial carcinomaPhase II/III studyMedian progression-free survivalTreatment-emergent adverse eventsMuscle-invasive urothelial carcinomaPhase II/IIIDisease control rateOpen-label studyProgression-free survivalStage IV diseaseAcceptable safety profileUrinary tract infectionDNA alterationsStage IIIBIII studyPrior immunotherapyStandard chemotherapyTract infectionsAdverse eventsMedian agePlatinum chemotherapySafety profileControl rateSubgroup analysis
2019
TROPHY-U-01: A phase II open-label study of sacituzumab govitecan (IMMU-132) in patients with advanced urothelial cancer after progression on platinum-based chemotherapy and/or anti-PD-1/PD-L1 checkpoint inhibitor therapy.
Tagawa S, Petrylak D, Grivas P, Agarwal N, Sternberg C, Hernandez C, Siemon-Hryczyk P, Goswami T, Loriot Y. TROPHY-U-01: A phase II open-label study of sacituzumab govitecan (IMMU-132) in patients with advanced urothelial cancer after progression on platinum-based chemotherapy and/or anti-PD-1/PD-L1 checkpoint inhibitor therapy. Journal Of Clinical Oncology 2019, 37: tps3153-tps3153. DOI: 10.1200/jco.2019.37.15_suppl.tps3153.Peer-Reviewed Original ResearchObjective response rateAdvanced urothelial cancerProgression-free survivalCheckpoint inhibitor therapyPhase 2 trialSacituzumab govitecanUrothelial cancerEvaluable ptsAdverse eventsInhibitor therapyEastern Cooperative Oncology Group performance status scorePhase II open-label studyTrop-2Median progression-free survivalNeutropenia/neutrophil countEpithelial cell surface antigenOpen-label studyPerformance status scorePhase 1/2 trialPlatinum-based chemotherapyActive metabolite SN38Cell surface antigensFebrile neutropeniaMeasurable diseasePivotal cohortTROPHY-u-01: A phase II open-label study of sacituzumab govitecan (IMMU-132) in patients with advanced urothelial cancer after progression on platinum-based chemotherapy and/or anti-PD-1/PD-L1 checkpoint inhibitor therapy.
Tagawa S, Petrylak D, Grivas P, Agarwal N, Sternberg C, Siemon-Hryczyk P, Goswam T, Loriot Y. TROPHY-u-01: A phase II open-label study of sacituzumab govitecan (IMMU-132) in patients with advanced urothelial cancer after progression on platinum-based chemotherapy and/or anti-PD-1/PD-L1 checkpoint inhibitor therapy. Journal Of Clinical Oncology 2019, 37: tps495-tps495. DOI: 10.1200/jco.2019.37.7_suppl.tps495.Peer-Reviewed Original ResearchObjective response rateMetastatic urothelial cancerPlatinum-based chemotherapyCheckpoint inhibitor therapyPhase 2 trialSacituzumab govitecanAdverse eventsInhibitor therapyUrothelial cancerPhase II open-label studyTrop-2Median progression-free survivalAdvanced urothelial cancerEpithelial cell surface antigenMedian overall survivalOpen-label studySafety/tolerabilityProgression-free survivalSingle-arm trialCell surface antigensAdvanced UCEvaluable ptsPrior therapyRECIST 1.1Overall survivalClinical outcomes in Caucasian (C), African American (AA) and Asian men with metastatic castration-resistant prostate cancer (mCRPC).
Halabi S, Dutta S, N. K, Tangen C, Petrylak D, Araujo J, Fizazi K, Quinn D, Higano C, Tannock I, Small E, Kelly W. Clinical outcomes in Caucasian (C), African American (AA) and Asian men with metastatic castration-resistant prostate cancer (mCRPC). Journal Of Clinical Oncology 2019, 37: 186-186. DOI: 10.1200/jco.2019.37.7_suppl.186.Peer-Reviewed Original ResearchMetastatic castration-resistant prostate cancerPSA progression-free survivalProgression-free survivalCastration-resistant prostate cancerPooled hazard ratioMultivariable analysisAsian menHazard ratioProstate cancerMedian PSA progression-free survivalAfrican AmericansMedian progression-free survivalPhase III clinical trialsPhase III trialsResistant prostate cancerIndividual patient dataProportional hazards modelAfrican American menIII trialsPFS outcomesPrognostic factorsClinical outcomesPrognostic importanceTreatment armsCaucasian manSacituzumab govitecan (IMMU-132) in patients with previously treated metastatic urothelial cancer (mUC): Results from a phase I/II study.
Tagawa S, Faltas B, Lam E, Saylor P, Bardia A, Hajdenberg J, Morgans A, Lim E, Kalinsky K, Simpson P, Galsky M, Goswam T, Wegener W, Petrylak D. Sacituzumab govitecan (IMMU-132) in patients with previously treated metastatic urothelial cancer (mUC): Results from a phase I/II study. Journal Of Clinical Oncology 2019, 37: 354-354. DOI: 10.1200/jco.2019.37.7_suppl.354.Peer-Reviewed Original ResearchMetastatic urothelial cancerObjective response rateProgression-free survivalDuration of responseSacituzumab govitecanOverall survivalPhase I/II studyImmune checkpoint inhibitor therapyMedian DORMedian progression-free survivalNeutropenia/neutrophil countNovel antibody-drug conjugateClinical benefit rateEpithelial cell surface antigenPrior treatment linesCheckpoint inhibitor therapyAdvanced solid tumorsCT/MRI scansPhase 2 trialLimited treatment optionsCell surface antigensAntibody-drug conjugatesAdvanced UCFebrile neutropeniaRECIST 1.1
2017
A phase I study of enfortumab vedotin (ASG-22CE; ASG-22ME): Updated analysis of patients with metastatic urothelial cancer.
Petrylak D, Perez R, Zhang J, Smith D, Ruether J, Sridhar S, Sangha R, Lang J, Heath E, Merchan J, Gartner E, Chu R, Anand B, Doñate F, Jackson L, Adams J, Melhem-Bertrandt A, Rosenberg J. A phase I study of enfortumab vedotin (ASG-22CE; ASG-22ME): Updated analysis of patients with metastatic urothelial cancer. Journal Of Clinical Oncology 2017, 35: 106-106. DOI: 10.1200/jco.2017.35.15_suppl.106.Peer-Reviewed Original ResearchTreatment-related adverse eventsMetastatic urothelial cancerOverall response rateNectin-4 expressionUrothelial cancerAntitumor activityMost treatment-related adverse eventsImmune checkpoint inhibitor therapyMedian progression-free survivalPhase IPrior chemotherapy regimenTreatment-related deathsCheckpoint inhibitor therapyMedian treatment durationFavorable tolerability profilePost-baseline assessmentProgression-free survivalUrinary tract infectionAnalysis of patientsMonomethyl auristatin EDifferent dose levelsArchival tumor specimensAntibody-drug conjugatesEvaluable ptsPrior therapy
2012
Randomized phase II study of docetaxel with or without ramucirumab (IMC-1121B) or icrucumab (IMC-18F1) in patients with urothelial transitional cell carcinoma (TCC) following progression on first-line platinum-based therapy.
Petrylak D, Chi K, Vogelzang N, Sonpavde G, Rutstein M, Schwartz J, Fox F, Wang W, Abad L, Cosaert J, Grebennik D. Randomized phase II study of docetaxel with or without ramucirumab (IMC-1121B) or icrucumab (IMC-18F1) in patients with urothelial transitional cell carcinoma (TCC) following progression on first-line platinum-based therapy. Journal Of Clinical Oncology 2012, 30: tps4675-tps4675. DOI: 10.1200/jco.2012.30.15_suppl.tps4675.Peer-Reviewed Original ResearchProgression-free survivalTransitional cell carcinomaHuman IgG1 monoclonal antibodyVEGF receptor 2Platinum-based therapyDay 1VEGFR-1IgG1 monoclonal antibodyMonoclonal antibodiesFirst-line platinum-based therapyMedian progression-free survivalPrior platinum-based therapyRandomized phase II studyVascular endothelial growth factor (VEGF) pathwayEndothelial growth factor pathwayPrior antiangiogenic therapyUrothelial transitional cell carcinomaOpen-label treatmentPhase II studySecondary outcome measuresDuration of responseLevels of PlGFPlacental growth factorOne-sided alphaSoluble VEGFR-2