2021
Effects of MTX-23, a Novel PROTAC of Androgen Receptor Splice Variant-7 and Androgen Receptor, on CRPC Resistant to Second-Line Antiandrogen Therapy
Lee G, Nagaya N, Desantis J, Madura K, Sabaawy H, Kim W, Vaz R, Cruciani G, Kim I. Effects of MTX-23, a Novel PROTAC of Androgen Receptor Splice Variant-7 and Androgen Receptor, on CRPC Resistant to Second-Line Antiandrogen Therapy. Molecular Cancer Therapeutics 2021, 20: 490-499. PMID: 33277442, DOI: 10.1158/1535-7163.mct-20-0417.Peer-Reviewed Original ResearchConceptsCastration-resistant prostate cancerSecond-line antiandrogen therapyAR full lengthAndrogen receptor splice variant 7AR-V7Antiandrogen therapyAndrogen-responsive prostate cancer cellsProstate cancer cellular proliferationHuman prostate cancer cell linesProstate cancer cell linesStandard of careCancer cellular proliferationCellular proliferationPotential therapeutic valueProstate cancer cellsAgents abirateroneCancer cell linesProteolysis Targeting ChimerasMechanisms of resistanceAndrogen receptorAR DNAProstate cancerTumor growthTherapeutic valueAntiproliferative effects
2019
Dihydrotestosterone Increases Cytotoxic Activity of Macrophages on Prostate Cancer Cells via TRAIL
Lee G, Kim J, Kwon S, Stein M, Hong J, Nagaya N, Billakanti S, Kim M, Kim W, Kim I. Dihydrotestosterone Increases Cytotoxic Activity of Macrophages on Prostate Cancer Cells via TRAIL. Endocrinology 2019, 160: 2049-2060. PMID: 31184711, PMCID: PMC6691685, DOI: 10.1210/en.2019-00367.Peer-Reviewed Original ResearchConceptsAndrogen deprivation therapyCell linesHuman peripheral blood monocytesMetastatic prostate cancerPotential treatment optionPeripheral blood monocytesCytotoxicity of macrophagesHuman monocyte cell lineProstate cancer cellsCaP cell linesMonocyte cell lineVivo mouse studiesCytotoxic activityMurine macrophage cell lineApoptosis-inducing ligandConcentration-dependent mannerDeprivation therapyClodronate liposomesTreatment optionsM1 polarizationCaP tumorsAndrogen receptorMacrophage cell lineProstate cancerImmune response
2018
Role of the androgen signaling axis in genitourinary malignancies.
Shinder B, Shupe A, Lee G, Stein M, Kim I, Singer E. Role of the androgen signaling axis in genitourinary malignancies. Translational Cancer Research 2018, 7: 1135-1142. PMID: 30701159, PMCID: PMC6349041, DOI: 10.21037/tcr.2018.03.41.Peer-Reviewed Original ResearchRenal cell carcinomaGenitourinary malignanciesAndrogen receptorBladder cancerRole of ARAdvanced disease stateProstate cancer developmentNovel therapeutic strategiesCell carcinomaTherapeutic armamentariumTherapeutic strategiesMortality rateCancer developmentMalignancyAndrogensDisease statesCancerCarcinomaProstateArmamentariumMolecular biologyDiseaseProgressionRoleReceptors
2017
Intracrine 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
2016
Chapter 3 Androgen Receptor
Modi P, Faiena I, Kim I. Chapter 3 Androgen Receptor. 2016, 21-28. DOI: 10.1016/b978-0-12-800077-9.00003-7.Peer-Reviewed Original ResearchAndrogen receptorProstate cancerAndrogen response elementEndocrine therapyAR signalingCastrate resistanceCell cycle progressionNuclear receptorsTranscriptional regulatory effectsReceptorsVariety of mechanismsRegulatory effectsCell deathPrimary targetCastrationCycle progressionCell growthResponse elementSignificant benefitsTarget genesProtein synthesisPatientsTranscription factorsTherapyProstate
2015
Increased 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
2013
Clinical Significance of Wnt/β-Catenin Signalling and Androgen Receptor Expression in Prostate Cancer
Jung S, Oh S, Lee G, Chung J, Min K, Yoon J, Kim W, Ryu D, Kim I, Kang D. Clinical Significance of Wnt/β-Catenin Signalling and Androgen Receptor Expression in Prostate Cancer. The World Journal Of Men's Health 2013, 31: 36-46. PMID: 23658864, PMCID: PMC3640151, DOI: 10.5534/wjmh.2013.31.1.36.Peer-Reviewed Original ResearchWnt/β-catenin pathwayMatrix metalloproteinase-7Hormone-naïve prostate cancerΒ-catenin pathwayMMP-7 expressionAndrogen receptorProstate cancerPSA progressionHormone therapyΒ-cateninSerum prostate-specific antigen levelProstate-specific antigen levelPrimary androgen deprivationPrimary hormone therapyAndrogen receptor expressionKaplan-Meier curvesProstate cancer patientsShorter response durationHigh Gleason gradeMMP-7 proteinWnt/β-catenin signalingΒ-catenin signalingAndrogen deprivationClinicopathological factorsAdvanced cancerEnzalutamide for the treatment of castration-resistant prostate cancer.
Ha Y, Goodin S, DiPaola R, Kim I. Enzalutamide for the treatment of castration-resistant prostate cancer. Drugs Of Today 2013, 49: 7-13. PMID: 23362491, DOI: 10.1358/dot.2013.49.1.1910724.Peer-Reviewed Original ResearchConceptsCastration-resistant prostate cancerPhase III trialsAndrogen receptorIII trialsProstate cancerTreatment of CRPCMetastatic castration-resistant prostate cancerPhase I/II studyEffectiveness of enzalutamidePrior docetaxel chemotherapyBinding of AROptimal safety profileMajor clinical challengeSignificant antitumor activityPrior chemotherapyDocetaxel chemotherapyII studySafety profileClinical challengePreclinical studiesDrug AdministrationTumor growthChemotherapyU.S. FoodAntitumor activity
1995
Regulation of proliferation and production of prostate-specific antigen in androgen-sensitive prostatic cancer cells, LNCaP, by dihydrotestosterone
Lee C, Sutkowski D, Sensibar J, Zelner D, Kim I, Amsel I, Shaw N, Prins G, Kozlowski J. Regulation of proliferation and production of prostate-specific antigen in androgen-sensitive prostatic cancer cells, LNCaP, by dihydrotestosterone. Endocrinology 1995, 136: 796-803. PMID: 7530653, DOI: 10.1210/endo.136.2.7530653.Peer-Reviewed Original ResearchConceptsHigher DHT concentrationsEffects of androgensConcentrations of dihydrotestosteroneDHT concentrationsPSA secretionAndrogen receptorCharcoal-stripped fetal bovine serumProstate-specific antigen (PSA) productionHuman prostatic cancer cell linesLow DHT concentrationsProstatic cancer cell linesDose-related mannerNuclear androgen receptorProstate-specific antigenCellular proliferationProstatic cancer cellsProduction of PSADose-dependent inductionWestern blot analysisCancer cell linesProportion of cellsDHT levelsLNCaP cellsM dihydrotestosteronePositive stainingRegulation of proliferation and production of prostate-specific antigen in androgen-sensitive prostatic cancer cells, LNCaP, by dihydrotestosterone
Lee C, Sutkowski D, Sensibar J, Zelner D, Kim I, Amsel I, Shaw N, Prins G, Kozlowski J. Regulation of proliferation and production of prostate-specific antigen in androgen-sensitive prostatic cancer cells, LNCaP, by dihydrotestosterone. Endocrinology 1995, 136: 796-803. DOI: 10.1210/en.136.2.796.Peer-Reviewed Original ResearchProstate-specific antigenProduction of prostate-specific antigenProstate-specific antigen secretionConcentrations of dihydrotestosteroneEffects of androgensDihydrotestosterone concentrationsAndrogen receptorAndrogen-sensitive human prostate cancer cell lineAndrogen-sensitive prostate cancer cellsIncreasing concentrations of DHTLow concentrations of dihydrotestosteroneCharcoal-stripped fetal bovine serumAnalysis of androgen receptorHuman prostate cancer cell linesProstate cancer cell linesCellular proliferationProstate cancer cellsNuclear androgen receptorAmount of receptor proteinDose-dependent inductionProportion of cellsFetal bovine serumCancer cell linesLNCaP cellsRegulation of proliferation