Mevastatin inhibits ovarian theca–interstitial cell proliferation and steroidogenesis
Izquierdo D, Foyouzi N, Kwintkiewicz J, Duleba AJ. Mevastatin inhibits ovarian theca–interstitial cell proliferation and steroidogenesis. Fertility And Sterility 2004, 82: 1193-1197. PMID: 15474095, DOI: 10.1016/j.fertnstert.2004.03.037.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeTheca-interstitial cellsCardiovascular riskCultured theca-interstitial cellsVascular smooth muscle proliferationSmooth muscle proliferationPotential therapeutic agentConcentration-dependent inhibitionDiphenyl tetrazolium bromide (MTT) assayConcentration-dependent decreaseDNA synthesisMesenchymal hyperplasiaOvary syndromeTetrazolium bromide assayMuscle proliferationMAIN OUTCOMECulture protein contentSpecific radioimmunoassayEffects of mevastatinT productionTherapeutic agentsMTT proliferationBromide assayDimethylthiazol-2Cell proliferationProliferation of ovarian theca‐interstitial cells is modulated by antioxidants and oxidative stress
Duleba AJ, Foyouzi N, Karaca M, Pehlivan T, Kwintkiewicz J, Behrman HR. Proliferation of ovarian theca‐interstitial cells is modulated by antioxidants and oxidative stress. Human Reproduction 2004, 19: 1519-1524. PMID: 15178657, DOI: 10.1093/humrep/deh299.Peer-Reviewed Original ResearchConceptsOxidative stressOvarian theca-interstitial cellsModest oxidative stressPathological conditionsPolycystic ovary syndromeI cellsTheca-interstitial cellsDose-dependent decreaseThecal-interstitial cellsXanthine oxidaseExcessive oxidative stressVitamin E succinateDepletion of antioxidantsMesenchymal hyperplasiaOvarian homeostasisOvary syndromeRat TGreater oxidative stressBiphasic effectIU/Inhibited proliferationSerum-free mediumThymidine incorporationReactive oxygen speciesOvarian mesenchymeMetformin therapy increases insulin-like growth factor binding protein-1 in hyperinsulinemic women with polycystic ovary syndrome
Pawelczyk L, Spaczynski RZ, Banaszewska B, Duleba AJ. Metformin therapy increases insulin-like growth factor binding protein-1 in hyperinsulinemic women with polycystic ovary syndrome. European Journal Of Obstetrics & Gynecology And Reproductive Biology 2004, 113: 209-213. PMID: 15063962, DOI: 10.1016/j.ejogrb.2003.09.031.Peer-Reviewed Original ResearchConceptsPolycystic ovary syndromeQuantitative insulin sensitivity check indexInsulin-like growth factorMetformin therapyBody mass indexIGFBP-1Ovary syndromeHyperinsulinemic womenSerum levelsFree insulin-like growth factorTotal IGF-I levelsGlucose/insulin ratioInsulin sensitivity check indexGrowth factorHyperandrogenic PCOS womenIGFBP-1 concentrationsIGFBP-1 levelsFree testosterone indexIGF-I levelsEnd of therapyProtein 1PCOS womenTestosterone indexCompensatory hyperinsulinemiaMass index