2020
Individual and joint effects of metformin and statins on mortality among patients with high‐risk prostate cancer
Tan X, E J, Lin Y, Rebbeck T, Lu S, Shang M, Kelly W, D'Amico A, Stein M, Zhang L, Jang T, Kim I, Demissie K, Ferrari A, Lu‐Yao G. Individual and joint effects of metformin and statins on mortality among patients with high‐risk prostate cancer. Cancer Medicine 2020, 9: 2379-2389. PMID: 32035002, PMCID: PMC7131852, DOI: 10.1002/cam4.2862.Peer-Reviewed Original ResearchConceptsHigh-risk PCaPCa mortalityCause mortalityPopulation-based retrospective cohort studyHigh-risk prostate cancerCox proportional hazards modelRetrospective cohort studyHigh-risk patientsFirst human studyProstate cancer metastasisCause of deathProportional hazards modelPre-clinical studiesMetformin useCohort studyProstate cancerStatinsHazards modelHuman studiesPatientsMetforminSignificant associationMortalityPropensity scoreCancer metastasis
2018
Comparative effectiveness of radical prostatectomy with adjuvant radiotherapy versus radiotherapy plus androgen deprivation therapy for men with advanced prostate cancer
Jang T, Patel N, Faiena I, Radadia K, Moore D, Elsamra S, Singer E, Stein M, Eastham J, Scardino P, Lin Y, Kim I, Lu‐Yao G. Comparative effectiveness of radical prostatectomy with adjuvant radiotherapy versus radiotherapy plus androgen deprivation therapy for men with advanced prostate cancer. Cancer 2018, 124: 4010-4022. PMID: 30252932, PMCID: PMC6234085, DOI: 10.1002/cncr.31726.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAndrogen AntagonistsAntineoplastic Agents, HormonalCombined Modality TherapyDisease ProgressionDisease-Free SurvivalFollow-Up StudiesHumansMaleOutcome Assessment, Health CareProstatectomyProstatic NeoplasmsRadiotherapy, AdjuvantSEER ProgramSurvival AnalysisTreatment OutcomeUnited StatesConceptsAndrogen deprivation therapyAdvanced prostate cancerRadical prostatectomyProstate cancerDeprivation therapyOverall survivalUrinary incontinenceErectile dysfunctionProstate cancer-specific survivalProstate cancer-specific deathCox proportional hazards modelCancer-specific survivalCancer-specific deathKaplan-Meier methodSEER-Medicare dataProportional hazards modelDifferent treatment approachesHigh rateAdjuvant radiotherapyTreatment armsSurvival outcomesGleason scoreTumor stageClinical guidelinesHigh risk
2017
Local Therapy Improves Overall Survival in Patients With Newly Diagnosed Metastatic Prostate Cancer
Parikh R, Byun J, Goyal S, Kim I. Local Therapy Improves Overall Survival in Patients With Newly Diagnosed Metastatic Prostate Cancer. The Prostate 2017, 77: 559-572. PMID: 28093791, DOI: 10.1002/pros.23294.Peer-Reviewed Original ResearchConceptsNational Cancer DatabaseMetastatic prostate cancerLocal therapyOverall survivalProstate cancerRadiation therapyMultivariable Cox proportional hazards modelsLower co-morbidity scoreFive-year overall survivalCox proportional hazards modelAcademic/research programCo-morbidity scoreSuperior overall survivalNode-negative statusProspective clinical trialsKaplan-Meier methodLower T stagePatterns of careProportional hazards modelPropensity-score matchingPrimary diseaseT stageMedicare insuranceGleason scoreCancer Database
2015
Pathological Outcome following Radical Prostatectomy in Men with Prostate Specific Antigen Greater than 10 ng/ml and Histologically Favorable Risk Prostate Cancer
Yu J, Kwon Y, Kim S, Han C, Farber N, Kim J, Byun S, Kim W, Jeon S, Kim I. Pathological Outcome following Radical Prostatectomy in Men with Prostate Specific Antigen Greater than 10 ng/ml and Histologically Favorable Risk Prostate Cancer. Journal Of Urology 2015, 195: 1464-1470. PMID: 26608903, PMCID: PMC5769700, DOI: 10.1016/j.juro.2015.11.031.Peer-Reviewed Original ResearchConceptsFavorable-risk prostate cancerRisk prostate cancerProstate-specific antigenProstate cancerSpecific antigenActive surveillancePathological outcomesAntigen groupRadical prostatectomyBiochemical recurrence-free survival rateElevated prostate-specific antigenProstate specific antigen cutoffLow-risk prostate cancerProstate-specific antigen levelRecurrence-free survival ratesFavorable risk diseaseMulti-institution databaseSpecific antigen levelsAdverse pathological outcomesTreatment of choiceDatabase of menHigh groupOncologic outcomesRisk diseaseAntigen levelsIncreased Expression of Androgen Receptor mRNA in Human Renal Cell Carcinoma Cells is Associated with Poor Prognosis in Patients with Localized Renal Cell Carcinoma
Ha Y, Lee G, Modi P, Kwon Y, Ahn H, Kim W, Kim I. Increased Expression of Androgen Receptor mRNA in Human Renal Cell Carcinoma Cells is Associated with Poor Prognosis in Patients with Localized Renal Cell Carcinoma. Journal Of Urology 2015, 194: 1441-1448. PMID: 25796113, DOI: 10.1016/j.juro.2015.03.078.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBiomarkers, TumorBlotting, WesternCarcinoma, Renal CellCell Line, TumorDisease ProgressionFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticHumansKidney NeoplasmsMaleMiddle AgedNeoplasm StagingPrognosisReal-Time Polymerase Chain ReactionReceptors, AndrogenRetrospective StudiesRNA, NeoplasmTime FactorsYoung AdultConceptsRenal cell carcinomaAndrogen receptor mRNA expressionReceptor mRNA expression levelsCancer-specific survivalCell carcinomaCell carcinoma cell linesReceptor mRNA expressionHuman renal cell carcinoma cell linesRenal cell carcinoma cell linesAndrogen receptorMRNA expression levelsSpecific survivalCarcinoma cell linesMultivariate Cox regression analysisLocalized Renal Cell CarcinomaMRNA expressionT2 renal cell carcinomaCell linesPathological stage T1Androgen receptor expressionCox regression analysisKaplan-Meier estimatesReceptor-positive cell linesChain reactionPositive renal cell carcinomasPathologic findings in patients who underwent robot-assisted radical prostatectomy following active surveillance: a prospective study in a single center.
Ha Y, Yu J, Patel N, Hassanzadeh Salmasi A, Parihar J, Kwon T, Kim W, Kim I. Pathologic findings in patients who underwent robot-assisted radical prostatectomy following active surveillance: a prospective study in a single center. Minerva Urologica E Nefrologica 2015, 67: 1-9. PMID: 25664959.Peer-Reviewed Original ResearchConceptsRobot-assisted radical prostatectomyRadical prostatectomyActive surveillanceAdvanced diseaseUnderwent robot-assisted radical prostatectomyLow-risk prostate cancerLower prostate volumePSA density levelsLow-risk diseaseActive surveillance cohortOrgan-confined diseaseSpecimens of patientsAdvanced pathologic featuresProspective cohortAdditional patientsPathologic featuresPathologic findingsProstate volumeSingle centerProspective studyGleason scoreSurveillance cohortDefinitive interventionClinicopathological resultsPathologic analysis
2014
Comparison of mRNA, Protein, and Urinary Nucleic Acid Levels of S100A8 and S100A9 between Prostate Cancer and BPH
Yun S, Yan C, Jeong P, Kang H, Kim Y, Kim E, Lee O, Kim W, Moon S, Kim I, Choi Y, Kim W. Comparison of mRNA, Protein, and Urinary Nucleic Acid Levels of S100A8 and S100A9 between Prostate Cancer and BPH. Annals Of Surgical Oncology 2014, 22: 2439-2445. PMID: 25348783, DOI: 10.1245/s10434-014-4194-4.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBiomarkers, TumorCalgranulin ACalgranulin BCase-Control StudiesFollow-Up StudiesHumansImmunoenzyme TechniquesMaleMiddle AgedNeoplasm GradingNeoplasm Recurrence, LocalNeoplasm StagingNucleic AcidsPrognosisProstatic HyperplasiaProstatic NeoplasmsReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSurvival RateConceptsS100A8/A9CAP patientsAcid levelsNucleic acid levelBPH tissueProstate cancerS100A8/A9 expressionBenign prostatic hyperplasia tissuesRecurrence-free timeProstatic hyperplasia tissuesUrinary nucleic acidsBPH patientsIndependent predictorsTransurethral resectionAggressive diseaseChronic inflammationPoor prognosisPrognostic valueTransurethral prostatectomyProstatectomy patientsBiochemical recurrencePrognostic markerS100A9 expressionA9 expressionImmunohistochemical stainingDecreased selenium-binding protein 1 mRNA expression is associated with poor prognosis in renal cell carcinoma
Ha Y, Lee G, Kim Y, Kwon S, Choi S, Kim T, Kwon T, Yun S, Kim I, Kim W. Decreased selenium-binding protein 1 mRNA expression is associated with poor prognosis in renal cell carcinoma. World Journal Of Surgical Oncology 2014, 12: 288. PMID: 25227434, PMCID: PMC4176564, DOI: 10.1186/1477-7819-12-288.Peer-Reviewed Original ResearchAdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, PapillaryCarcinoma, Renal CellCase-Control StudiesFemaleFollow-Up StudiesHumansKidney NeoplasmsMaleMiddle AgedNeoplasm GradingNeoplasm StagingPrognosisReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSelenium-Binding ProteinsSurvival RateYoung AdultDiagnosis of bladder cancer and prediction of survival by urinary metabolomics
Jin X, Yun S, Jeong P, Kim I, Kim W, Park S. Diagnosis of bladder cancer and prediction of survival by urinary metabolomics. Oncotarget 2014, 5: 1635-1645. PMID: 24721970, PMCID: PMC4039236, DOI: 10.18632/oncotarget.1744.Peer-Reviewed Original ResearchConceptsBladder cancerControl groupCancer groupCancer-specific survival timeMuscle-invasive bladder cancerInvasive bladder cancerMetabolomic profilesPrediction of survivalHigh-performance liquid chromatography-quadrupole timeLiquid chromatography-quadrupole timeUrinary metabolomicsCommon cancerControl subjectsUrinary cytologyBC diagnosisDiagnostic modalitiesSurvival timeCurrent modalitiesUrine metabolitesMetabolomics-based approachPatientsCancerDifferential metabolitesClinical applicabilityCarnitine transferaseThe predictive value of polymorphisms in predicting the early response to induction BCG therapy in patients with non–muscle invasive bladder cancer
Kang H, Tchey D, Yan C, Kim W, Kim Y, Yun S, Lee S, Choi Y, Kim I, Kim W. The predictive value of polymorphisms in predicting the early response to induction BCG therapy in patients with non–muscle invasive bladder cancer. Urologic Oncology Seminars And Original Investigations 2014, 32: 458-465. PMID: 24411789, DOI: 10.1016/j.urolonc.2013.10.013.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overBCG VaccineCarcinoma, Transitional CellFemaleFollow-Up StudiesGenotypeGlutathione TransferaseHumansMaleMiddle AgedNeoplasm GradingNeoplasm InvasivenessNeoplasm Recurrence, LocalNeoplasm StagingPolymerase Chain ReactionPolymorphism, GeneticPrognosisRisk FactorsSmokingSurvival RateUrinary Bladder NeoplasmsConceptsNon-muscle invasive bladder cancerGSTT1-positive genotypeInvasive bladder cancerPrimary non-muscle invasive bladder cancerBCG failureBladder cancerPredictive valueInduction therapyIndependent predictorsHigh riskBacillus Calmette-Guérin induction therapyNull genotypeMultivariate logistic regression analysisMultivariate logistic regression modelBCG induction therapyInduction BCG therapySingle induction courseDisease-free survivalGlutathione S-transferase muKaplan-Meier analysisHigh-risk groupKaplan-Meier estimatesEarly responseLogistic regression analysisGSTT1 null genotype
2013
Korean Prostate Cancer Patients Have Worse Disease Characteristics than their American Counterparts
Kang D, Chung J, Ha H, Min K, Yoon J, Kim W, Seo W, Kang P, Jung S, Kim I. Korean Prostate Cancer Patients Have Worse Disease Characteristics than their American Counterparts. Asian Pacific Journal Of Cancer Prevention 2013, 14: 6913-6917. PMID: 24377625, DOI: 10.7314/apjcp.2013.14.11.6913.Peer-Reviewed Original ResearchConceptsBody mass indexHigh Gleason scoreGleason scoreProstate cancerT stageRadical prostatectomyPreoperative prostate-specific antigen levelProstate cancer treatment strategiesProstate-specific antigen levelMean body mass indexKorean prostate cancer patientsMean preoperative PSAWorse disease characteristicsAdvanced prostate cancerPathological T stageHigher T stageProstate cancer patientsHigher PSA valuesMalignant prostate cancerCancer treatment strategiesPreoperative PSAMass indexProstate sizePSA testPSA valuesComprehensive Analysis of Sexual Function Outcome in Prostate Cancer Patients After Robot-Assisted Radical Prostatectomy
Woo S, Kang D, Ha Y, Salmasi A, Kim J, Lee D, Kim W, Kim I. Comprehensive Analysis of Sexual Function Outcome in Prostate Cancer Patients After Robot-Assisted Radical Prostatectomy. Journal Of Endourology 2013, 28: 172-177. PMID: 23987521, DOI: 10.1089/end.2013.0304.Peer-Reviewed Original ResearchConceptsRobot-assisted radical prostatectomyPotency ratesNeurovascular bundleRadical prostatectomyPotency recoveryBilateral preservationYounger ageOverall potencyPhosphodiesterase type 5 inhibitorsBaseline erectile functionPreoperative potency statusSexual Health InventoryDatabase of patientsType 5 inhibitorsFunction 12 monthsProstate cancer patientsRecovery of potencySexual function outcomesPDE-5 inhibitorsOverall potency rateMultivariate regression analysisPotency statusPreoperative potencyErectile functionIndependent predictors
2011
RUNX3 methylation as a predictor for disease progression in patients with non‐muscle‐invasive bladder cancer
Yan C, Kim Y, Ha Y, Kim I, Kim Y, Yun S, Moon S, Bae S, Kim W. RUNX3 methylation as a predictor for disease progression in patients with non‐muscle‐invasive bladder cancer. Journal Of Surgical Oncology 2011, 105: 425-430. PMID: 22311819, DOI: 10.1002/jso.22087.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCarcinoma in SituCarcinoma, Transitional CellChildCore Binding Factor Alpha 3 SubunitDisease ProgressionDNA MethylationDNA, NeoplasmFemaleFollow-Up StudiesGene Expression Regulation, NeoplasticHumansLymphatic MetastasisMaleMiddle AgedNeoplasm GradingNeoplasm InvasivenessNeoplasm Recurrence, LocalNeoplasm StagingPolymerase Chain ReactionPrognosisPromoter Regions, GeneticSurvival RateUrinary Bladder NeoplasmsYoung AdultConceptsDisease progressionRUNX3 methylation statusRUNX3 methylationTumor stageBladder cancerTumor gradeNMIBC progressionInvasive bladder cancer patientsWorse progression-free survivalProgression-free survivalInvasive bladder cancerPoor clinical outcomeKaplan-Meier estimatesBladder cancer patientsMethylation statusNumber of tumorsHypermethylation of RUNX3Methylation-specific polymerase chain reactionNMIBC samplesAdvanced diseaseClinical outcomesClinicopathological characteristicsIndependent predictorsCancer patientsG3 tumorsPathologic implications of prostatic anterior fat pad
Jeong J, Choi E, Kang D, Ercolani M, Lee D, Kim W, Kim I. Pathologic implications of prostatic anterior fat pad. Urologic Oncology Seminars And Original Investigations 2011, 31: 63-67. PMID: 21396837, DOI: 10.1016/j.urolonc.2010.09.003.Peer-Reviewed Original ResearchConceptsProstatic anterior fat padRobot-assisted radical prostatectomyMetastatic prostate cancerLymph nodesProstate cancerAnterior fat padPSA levelsRadical prostatectomyLymphoid tissuePathologic analysisFat padPathologic implicationsSignificant pathologic differencesHigh-risk featuresPelvic lymph nodesRetrospective chart reviewLymph node statusProstate cancer patientsChart reviewConsecutive patientsPathologic stagingRoutine excisionNode statusBiochemical recurrenceCancer patients
2004
Tissue expression of transforming growth factor-β1 and its receptors: correlation with pathologic features and biochemical progression in patients undergoing radical prostatectomy
Shariat S, Menesses-Diaz A, Kim I, Muramoto M, Wheeler T, Slawin K. Tissue expression of transforming growth factor-β1 and its receptors: correlation with pathologic features and biochemical progression in patients undergoing radical prostatectomy. Urology 2004, 63: 1191-1197. PMID: 15183988, DOI: 10.1016/j.urology.2003.12.015.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedDisease ProgressionFollow-Up StudiesHumansImmunohistochemistryMaleMiddle AgedMultivariate AnalysisNeoplasm StagingProstateProstate-Specific AntigenProstatectomyProstatic HyperplasiaProstatic NeoplasmsReceptors, Transforming Growth Factor betaTransforming Growth Factor betaTransforming Growth Factor beta1ConceptsPlasma TGF-beta1 levelsTGF-beta1 levelsAbnormal expressionTGFbeta-RIITGFbeta-RIBiochemical progressionRadical prostatectomyProstate cancerPathologic Gleason scoreSeminal vesicle involvementSurgical margin statusProstate cancer featuresTissue expressionGrowth factor-β1TGF-beta1 overexpressionConsecutive patientsExtracapsular diseaseMargin statusPathologic featuresGleason scoreBlood levelsLoss of expressionPrognostic markerImmunohistochemical stainingFactor-β1
2001
Preoperative plasma levels of transforming growth factor β1 strongly predict clinical outcome in patients with bladder carcinoma
Shariat S, Kim J, Andrews B, Kattan M, Wheeler T, Kim I, Lerner S, Slawin K. Preoperative plasma levels of transforming growth factor β1 strongly predict clinical outcome in patients with bladder carcinoma. Cancer 2001, 92: 2985-2992. PMID: 11753975, DOI: 10.1002/1097-0142(20011215)92:12<2985::aid-cncr10175>3.0.co;2-5.Peer-Reviewed Original ResearchConceptsMuscle-invasive transitional cell carcinomaTransitional cell carcinomaT1 transitional cell carcinomaPreoperative plasma levelsPlasma TGFDisease recurrenceIndependent predictorsLymph nodesClinical outcomesPlasma levelsBladder carcinomaGrowth factorDisease-specific mortalityDisease-specific survivalRegional lymph nodesSubgroup of patientsStrong independent predictorGrowth factor-β1Intravesical immunoCarcinoma metastaticLymphovascular invasionSpecific survivalRadical cystectomyPathologic featuresCell carcinoma