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
2019
DNA Damage Response Pathway Alteration in Locally Advanced Clear-Cell Renal-Cell Carcinoma Is Associated With a Poor Outcome
Na J, Nagaya N, Rha K, Han W, Kim I. DNA Damage Response Pathway Alteration in Locally Advanced Clear-Cell Renal-Cell Carcinoma Is Associated With a Poor Outcome. Clinical Genitourinary Cancer 2019, 17: 299-305.e1. PMID: 31204211, DOI: 10.1016/j.clgc.2019.05.004.Peer-Reviewed Original ResearchConceptsClear cell renal cell carcinomaDisease-free survivalAdvanced clear cell renal cell carcinomaDDR pathway alterationPathway alterationsLocalized Clear Cell Renal Cell CarcinomaDecreased disease-free survivalTCGA databaseShorter disease-free survivalCopy number alterationsTherapeutic agentsCox regression analysisT3-4 diseaseClear-Cell RenalRenal cell carcinomaDDR pathwaysPresence of mutationsT3a diseaseNeoadjuvant therapyOverall survivalPoor outcomeCell carcinomaCommon subtypeDisease progressionKidney cancerUrinary Cell-Free DNA IQGAP3/BMP4 Ratio as a Prognostic Marker for Non–Muscle-Invasive Bladder Cancer
Xu Y, Kim Y, Jeong P, Piao X, Byun Y, Seo S, Kang H, Kim W, Lee J, Ryu D, Choi J, Kim I, Moon S, Choi Y, Yun S, Kim W. Urinary Cell-Free DNA IQGAP3/BMP4 Ratio as a Prognostic Marker for Non–Muscle-Invasive Bladder Cancer. Clinical Genitourinary Cancer 2019, 17: e704-e711. PMID: 31088707, DOI: 10.1016/j.clgc.2019.04.001.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBiomarkers, TumorBone Morphogenetic Protein 4Cell-Free Nucleic AcidsDisease ProgressionFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticGenes, Tumor SuppressorGTPase-Activating ProteinsHumansMaleMiddle AgedNuclear ProteinsPrognosisSurvival AnalysisUrinary Bladder NeoplasmsConceptsProgression-free survivalCox regression analysisRecurrence-free survivalDisease recurrenceBladder cancerNon-muscle invasive bladder cancerInvasive bladder cancer patientsWorse progression-free survivalMultivariate Cox regression analysisWorse recurrence-free survivalKaplan-Meier analysisKaplan-Meier curvesBladder cancer patientsRegression analysisUrinary cell-free DNAValuable novel biomarkersCell-free DNANMIBC patientsClinical outcomesCancer patientsDisease progressionPrognostic markerReal-time PCRNovel biomarkersIndependent factors
2017
Can Genomic Data Guide the Postoperative Management of Prostate Cancer?
Parikh R, Kim I. Can Genomic Data Guide the Postoperative Management of Prostate Cancer? Journal Of Clinical Oncology 2017, 35: jco.2017.72.484. PMID: 28471706, DOI: 10.1200/jco.2017.72.4849.Peer-Reviewed Original ResearchIntracrine androgen biosynthesis in renal cell carcinoma
Lee G, Han C, Kwon Y, Patel R, Modi P, Kwon S, Faiena I, Patel N, Singer E, Ahn H, Kim W, Kim I. Intracrine androgen biosynthesis in renal cell carcinoma. British Journal Of Cancer 2017, 116: 937-943. PMID: 28253524, PMCID: PMC5379152, DOI: 10.1038/bjc.2017.42.Peer-Reviewed Original ResearchMeSH KeywordsAbiraterone AcetateAndrogensAnimalsAntineoplastic AgentsApoptosisBenzamidesBlotting, WesternCarcinoma, Renal CellCell ProliferationDihydrotestosteroneFemaleHumansImmunoenzyme TechniquesKidney NeoplasmsMaleMiceMice, NudeNitrilesOrchiectomyPhenylthiohydantoinPrognosisProstatic NeoplasmsProstatic Neoplasms, Castration-ResistantReal-Time Polymerase Chain ReactionReceptors, AndrogenReverse Transcriptase Polymerase Chain ReactionRNA, MessengerTestosteroneTumor Cells, CulturedXenograft Model Antitumor AssaysConceptsRenal cell carcinomaCastration-resistant prostate cancerRCC cell linesAnti-androgen therapyHuman RCC cell linesAndrogen biosynthesisAbiraterone acetateCell carcinomaAndrogen receptorTumor volumeCell linesAndrogen deprivation therapyHigher tumor stageProstate cancer patientsMouse xenograft studiesGenitourinary cancersTumor suppressionSignificant tumor suppressionRCC patientsTumor stageCancer patientsMale miceProstate cancerIntratumoral steroidogenesisXenograft studies
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 carcinomas
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 predictorsHOXA9, ISL1 and ALDH1A3 methylation patterns as prognostic markers for nonmuscle invasive bladder cancer: Array‐based DNA methylation and expression profiling
Kim Y, Yoon H, Kim J, Kang H, Min B, Kim S, Ha Y, Kim I, Ryu K, Lee S, Kim W. HOXA9, ISL1 and ALDH1A3 methylation patterns as prognostic markers for nonmuscle invasive bladder cancer: Array‐based DNA methylation and expression profiling. International Journal Of Cancer 2013, 133: 1135-1142. PMID: 23436614, DOI: 10.1002/ijc.28121.Peer-Reviewed Original ResearchConceptsISL LIM homeobox 1Novel methylation markersDNA methylationNonmuscle invasive bladder cancerMethylation patternsHomeobox A9DNA methylation patternsInvasive bladder cancerDecreased gene expression levelsLIM homeobox 1RNA expression patternsGene expression profilesAldehyde dehydrogenase 1 familyGene expression levelsMethylation markersNMIBC patientsDisease recurrenceBladder cancerExpression profilingExpression patternsExpression profilesMicroarray analysisNormal controlsPyrosequencing analysisHomeobox 1Incidence of Upgrading and Upstaging in Patients with Low-Volume Gleason Score 3+4 Prostate Cancers at Biopsy: Finding a New Group Eligible for Active Surveillance
Park H, Ha Y, Park S, Kim Y, Lee T, Kim J, Lee D, Kim W, Kim I. Incidence of Upgrading and Upstaging in Patients with Low-Volume Gleason Score 3+4 Prostate Cancers at Biopsy: Finding a New Group Eligible for Active Surveillance. Urologia Internationalis 2013, 90: 301-305. PMID: 23391718, DOI: 10.1159/000345292.Peer-Reviewed Original ResearchConceptsGleason score 3Prostate cancerRadical prostatectomyActive surveillanceScore 3Positive coresIncidence of upstagingPrediction of upgradingPSA cutoff levelPreoperative PSA levelUpstaging ratePSA levelsCancer involvementClinical stageNeedle biopsyUpstagingPatientsCutoff levelBiopsyMarginal associationIncidenceOverall rateCancerSurveillanceProstatectomy
2012
Cell-free microRNAs in urine as diagnostic and prognostic biomarkers of bladder cancer
YUN S, JEONG P, KIM W, KIM T, LEE Y, SONG P, CHOI Y, KIM I, MOON S, KIM W. Cell-free microRNAs in urine as diagnostic and prognostic biomarkers of bladder cancer. International Journal Of Oncology 2012, 41: 1871-1878. PMID: 22961325, DOI: 10.3892/ijo.2012.1622.Peer-Reviewed Original ResearchConceptsBladder cancerCell-free miRNAsMiR-200aMiR-145Transitional cell carcinomaBladder cancer patientsNon-cancer controlsHealthy normal controlsMiR-145 levelsMiR-200a levelsCell-free microRNAsNMIBC recurrenceIndependent predictorsClinicopathological featuresCell carcinomaCancer patientsPrognostic biomarkerUrinary bladderHigh riskNoninvasive biomarkersNormal controlsAccurate biomarkersMultivariate analysisPatientsCancerTranscriptional repression of RUNX2 is associated with aggressive clinicopathological outcomes, whereas nuclear location of the protein is related to metastasis in prostate cancer
Yun S, Yoon H, Bae S, Lee O, Choi Y, Moon S, Kim I, Kim W. Transcriptional repression of RUNX2 is associated with aggressive clinicopathological outcomes, whereas nuclear location of the protein is related to metastasis in prostate cancer. Prostate Cancer And Prostatic Diseases 2012, 15: 369-373. PMID: 22890388, DOI: 10.1038/pcan.2012.31.Peer-Reviewed Original ResearchConceptsMetastatic diseaseGleason scoreProstate cancerMRNA expressionElevated PSA levelsNon-metastatic diseaseCase-control studyLow Gleason scoreRunx2 expressionHuman prostate tissuePSA levelsBPH patientsClinicopathological characteristicsClinicopathological outcomesCommon cancerLower PSAPrognostic markerReal-time PCRImmunohistochemical stainingImmunohistochemical analysisTranscription factor 2BPH controlProstate tissueRunx2 mRNA expressionCaP aggressivenessRUNX3 methylation in normal surrounding urothelium of patients with non-muscle-invasive bladder cancer: Potential role in the prediction of tumor progression
Jeong P, Min B, Ha Y, Song P, Kim I, Ryu K, Kim J, Yun S, Kim W. RUNX3 methylation in normal surrounding urothelium of patients with non-muscle-invasive bladder cancer: Potential role in the prediction of tumor progression. European Journal Of Surgical Oncology 2012, 38: 1095-1100. PMID: 22884471, DOI: 10.1016/j.ejso.2012.07.116.Peer-Reviewed Original ResearchConceptsNon-muscle invasive bladder cancerNormal adjacent urotheliumInvasive bladder cancerTransurethral resectionNormal urotheliumAdjacent urotheliumRUNX3 methylationRUNX3 promoter methylationNMIBC patientsBladder cancerTumor tissueMultivariate Cox regression analysisUrothelium of patientsCox regression analysisKaplan-Meier estimatesPromoter methylationBladder tumor developmentNormal adjacent tissuesMethylation-specific polymerase chain reactionIndependent predictorsTumor numberPolymerase chain reactionPatientsSignificant associationTumor progressionTumorigenic and Prognostic Significance of RASSF1A Expression in Low-grade (WHO Grade 1 and Grade 2) Nonmuscle-invasive Bladder Cancer
Ha Y, Jeong P, Kim J, Kwon W, Kim I, Yun S, Kim G, Choi Y, Moon S, Kim W. Tumorigenic and Prognostic Significance of RASSF1A Expression in Low-grade (WHO Grade 1 and Grade 2) Nonmuscle-invasive Bladder Cancer. Urology 2012, 79: 1411.e1-1411.e6. PMID: 22446336, DOI: 10.1016/j.urology.2012.01.042.Peer-Reviewed Original ResearchMeSH KeywordsBlotting, WesternDNA MethylationHumansPrognosisTumor Suppressor ProteinsUrinary Bladder NeoplasmsConceptsLow-grade nonmuscle-invasive bladder cancersNonmuscle invasive bladder cancerPolymerase chain reactionBladder cancerTumor tissueMultivariate Cox regression analysisMRNA expressionTissue levelsRASSF1A expressionCox regression analysisKaplan-Meier estimatesChain reactionNormal bladder mucosaTumor tissue levelsNormal tissue levelsReal-time polymerase chain reactionRASSF1A promoter methylationQuantitative real-time polymerase chain reactionMethylation-specific polymerase chain reactionEffect of RASSF1AT ratioIndependent predictorsPrognostic significancePrognostic valueLarge tumorsRas Association Domain Family 1A: A Promising Prognostic Marker in Recurrent Nonmuscle Invasive Bladder Cancer
Kim J, Chae Y, Ha Y, Kim I, Byun S, Yun S, Kim W. Ras Association Domain Family 1A: A Promising Prognostic Marker in Recurrent Nonmuscle Invasive Bladder Cancer. Clinical Genitourinary Cancer 2012, 10: 114-120. PMID: 22382007, DOI: 10.1016/j.clgc.2011.12.003.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, Transitional CellChildDNA MethylationFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisNeoplasm InvasivenessNeoplasm Recurrence, LocalNeoplasm StagingPrognosisPromoter Regions, GeneticProportional Hazards ModelsTumor BurdenTumor Suppressor ProteinsUrinary Bladder NeoplasmsYoung AdultConceptsRecurrent nonmuscle invasive bladder cancerNonmuscle invasive bladder cancerMuscle-invasive bladder cancerInvasive bladder cancerPrimary BC tissuesCox regression analysisBladder cancerPrognostic markerRASSF1A methylationRASSF1A hypermethylationIndependent predictorsBC tissuesMultivariate Cox regression analysisCancer progressionKaplan-Meier analysisAdvanced tumor stagePromising prognostic markerPromoter hypermethylationPotential prognostic markerRegression analysisRASSF1A promoter hypermethylationMethylation-specific polymerase chain reactionClinicopathologic featuresPrognostic significanceKaplan-Meier