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
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
2013
Bone morphogenetic protein‐6 induces castration resistance in prostate cancer cells through tumor infiltrating macrophages
Lee G, Jung Y, Ha Y, Kim J, Kim W, Kim I. Bone morphogenetic protein‐6 induces castration resistance in prostate cancer cells through tumor infiltrating macrophages. Cancer Science 2013, 104: 1027-1032. PMID: 23710822, PMCID: PMC7657257, DOI: 10.1111/cas.12206.Peer-Reviewed Original ResearchMeSH KeywordsAndrogen Receptor AntagonistsAndrogensAnilidesAnimalsBenzamidesBenzofuransBone Morphogenetic Protein 6Cell Line, TumorDihydrotestosteroneHumansInterleukin-6Lymphocytes, Tumor-InfiltratingMacrophagesMaleMiceNitrilesPhenylthiohydantoinPromoter Regions, GeneticProstatic Neoplasms, Castration-ResistantQuinolinesReceptors, AndrogenTosyl CompoundsUp-RegulationConceptsCaP cell linesCastration resistanceInterleukin-6Castration-resistant prostate cancerContext of macrophagesHuman CaP cell linesExpression of ARRemoval of macrophagesAndrogen receptor mRNAProstate cancer progressionBMP-6Presence of dihydrotestosteroneProstate cancer cellsCell linesPresence of macrophagesPleiotropic growth factorBone morphogenetic proteinClodronate liposomesTRAMP-C1AR upregulationProstate cancerAndrogen hypersensitivityMacrophage coculturesReceptor mRNACell count
1998
The Conventional Transforming Growth Factor-β (TGF-β) Receptor Type I Is Not Required for TGF-β1 Signaling in a Human Prostate Cancer Cell Line, LNCaP
Kim I, Zelner D, Lee C. The Conventional Transforming Growth Factor-β (TGF-β) Receptor Type I Is Not Required for TGF-β1 Signaling in a Human Prostate Cancer Cell Line, LNCaP. Experimental Cell Research 1998, 241: 151-160. PMID: 9633523, DOI: 10.1006/excr.1998.4034.Peer-Reviewed Original ResearchMeSH KeywordsActivin Receptors, Type IDihydrotestosteroneGene ExpressionHumansMaleProstatic NeoplasmsProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaRNA, MessengerSensitivity and SpecificitySignal TransductionTransforming Growth Factor betaTumor Cells, CulturedConceptsHuman prostate cancer cell linesCompetitive quantitative RT-PCRProstate cancer cell linesType II receptorLNCaP cellsII receptorsWestern blot analysisQuantitative RT-PCRCancer cell linesTGF-beta signalingALK-5RT-PCRALK-1Androgen-responsive human prostate cancer cell lineGrowth factor-β receptor type IType II receptor mRNAReceptor type IConcentrations of dihydrotestosteroneTGF-β1 signalingCell linesBlot analysisType INM dihydrotestosteroneReceptor mRNADihydrotestosterone
1996
Modulation of Sensitivity to Transforming Growth Factor-β1 (TGF-β1) and the Level of Type II TGF-β Receptor in LNCaP Cells by Dihydrotestosterone
Kim I, Zelner D, Sensibar J, Ahn H, Park L, Kim J, Lee C. Modulation of Sensitivity to Transforming Growth Factor-β1 (TGF-β1) and the Level of Type II TGF-β Receptor in LNCaP Cells by Dihydrotestosterone. Experimental Cell Research 1996, 222: 103-110. PMID: 8549651, DOI: 10.1006/excr.1996.0013.Peer-Reviewed Original ResearchMeSH KeywordsBinding, CompetitiveCell CountCell DivisionDihydrotestosteroneDNA, NeoplasmHumansMalePromoter Regions, GeneticProstatic NeoplasmsProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaTranscriptional ActivationTransforming Growth Factor betaTumor Cells, CulturedConceptsTGF-beta receptor type IILNCaP cellsReceptor type IIAndrogen-responsive prostate cancerCharcoal-stripped fetal bovine serumEffect of dihydrotestosteroneGrowth factor-β1Type II TGF-β receptorProstate cancer cellsGrowth inhibitory effectsTGF-β receptorWestern blot analysisDHT concentrationsPresent studyType IIModulation of sensitivityProstate cancerAndrogenic conditionsFactor-β1DihydrotestosteronePotential physiological regulatorsInhibitory effectGene transcriptional activityCancer cellsPhysiological regulator
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 staining