Progestins Upregulate FKBP51 Expression in Human Endometrial Stromal Cells to Induce Functional Progesterone and Glucocorticoid Withdrawal: Implications for Contraceptive- Associated Abnormal Uterine Bleeding
Kayisli O, Kayisli UA, Basar M, Semerci N, Schatz F, Lockwood CJ. Progestins Upregulate FKBP51 Expression in Human Endometrial Stromal Cells to Induce Functional Progesterone and Glucocorticoid Withdrawal: Implications for Contraceptive- Associated Abnormal Uterine Bleeding. PLOS ONE 2015, 10: e0137855. PMID: 26436918, PMCID: PMC4593551, DOI: 10.1371/journal.pone.0137855.Peer-Reviewed Original ResearchConceptsHuman endometrial stromal cellsAbnormal uterine bleedingEndometrial stromal cellsMedroxyprogesterone acetateGuinea pigsUterine bleedingCultured human endometrial stromal cellsStromal cellsGlandular cellsProgestin only contraceptivesEndometrial blood flowOvariectomized guinea pigsMajor side effectsEffective family planning methodsGlucocorticoid receptor activationGR transcriptional activityFragile blood vesselsFamily planning methodsIngenuity Pathway AnalysisFKBP51 expressionFunctional withdrawalMicroarray resultsOnly contraceptivesGlucocorticoid withdrawalEndometrial inflammationEnhanced Human Decidual Cell–Expressed FKBP51 May Promote Labor-Related Functional Progesterone Withdrawal
Schatz F, Guzeloglu-Kayisli O, Basar M, Buchwalder LF, Ocak N, Guzel E, Guller S, Semerci N, Kayisli UA, Lockwood CJ. Enhanced Human Decidual Cell–Expressed FKBP51 May Promote Labor-Related Functional Progesterone Withdrawal. American Journal Of Pathology 2015, 185: 2402-2411. PMID: 26207680, DOI: 10.1016/j.ajpath.2015.05.014.Peer-Reviewed Original ResearchConceptsTerm decidual cellsDecidual cellsProgesterone receptorP4 withdrawalInterstitial trophoblastMedroxyprogesterone acetateDC culturesHuman term labourLow progesterone receptorsGlucocorticoid receptor expressionFunctional progesterone withdrawalCultured decidual cellsHuman decidual cellsPlasma progesterone levelsThird trimester trophoblastDC nucleiDecidual sectionsOrganon 2058Plasma P4 levelsTerm laborPR expressionProgesterone withdrawalProgesterone levelsReceptor expressionGR expressionEffects of tibolone and its metabolites on prolactin and insulin-like growth factor binding protein-1 expression in human endometrial stromal cells
Guzel E, Buchwalder L, Basar M, Kayisli U, Ocak N, Bozkurt I, Lockwood CJ, Schatz F. Effects of tibolone and its metabolites on prolactin and insulin-like growth factor binding protein-1 expression in human endometrial stromal cells. Gynecological Endocrinology 2015, 31: 414-418. PMID: 25856298, DOI: 10.3109/09513590.2015.1014788.Peer-Reviewed Original ResearchMeSH KeywordsBlotting, WesternContraceptive Agents, FemaleDexamethasoneEndometriumEnzyme-Linked Immunosorbent AssayEstradiolEstrenesEstrogen Receptor ModulatorsEstrogensFemaleFuransGlucocorticoidsHormone AntagonistsHumansInsulin-Like Growth Factor Binding Protein 1Medroxyprogesterone AcetateMifepristoneNorpregnanesNorpregnenesProlactinReal-Time Polymerase Chain ReactionRNA, MessengerStromal CellsConceptsHuman endometrial stromal cellsCultured human endometrial stromal cellsInsulin-like growth factorEndometrial stromal cellsIGFBP-1RT/PCRTibolone administrationStromal cellsGrowth factorEffects of tiboloneProlactin expressionProtein-1 expressionEndometrial atrophyTibolone metabolitesWestern blot analysisEndometrial bleedingMedroxyprogesterone acetateProlactin levelsTiboloneSpecific ELISAChronic effectsProlactin outputProtein 1ELISA resultsBlot analysis