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Expression of 11ß-hydroxysteroid dehydrogenase type 1 in visceral and subcutaneous adipose tissues of patients with polycystic ovary syndrome is associated with adiposityMlinar, Barbara, 1974- ...Polycystic ovary syndrome (PCOS) is characterized by insulin resistance (IR) and central obesity. The impact of adipose tissue cortisol reactivation by 11beta-hydroxysteroid dehydrogenase type 1 ... (11beta-HSD1) on markers of obesityand IR was assessed in PCOS patients. Eighty-five PCOS patients and 43 controls were enrolled for subcutaneous adipose tissue biopsy; 25/85 patients and 29/43 controls underwent also visceral adipose tissue biopsy. HSD11B1 geneexpression and expression of lipid metabolism genes were measured in subcutaneous and visceral adipose tissues. Anthropometric and biochemical markers of IR and PCOS were also assessed. HSD11B1 expression in visceral and subcutaneous adipose tissue was increased in PCOS patients compared to controls (p<0.05). After BMI adjustment, the difference was no longer significant. In PCOS patients, visceral HSD11B1 expression correlated positively with waist circumference (p=0.001), BMI (p=0.002), plasma insulin (p<0.05), systolic blood pressure (p=0.003), and lipoprotein lipase (LPL), hormone-sensitive lipase (LIPE) and peroxisome-proliferator activated receptorgamma gene expression. Subcutaneous HSD11B1 expression correlated positively with BMI, waist circumference (p<0.001 for both) and HOMA-IR (p=0.003), and negatively with LPL, LIPE, adiponectin and glucose transporter GLUT4 gene expression. HSD11B1 expression in both depots showed a negative correlation with plasma HDL-cholesterol (p<0.03) and a positive one with C-reactive protein (p<0.001). In multiple regression analysis, HSD11B1 expression in visceral adipose tissue was most prominently associated with waist circumference, and that in subcutaneous adipose tissue with BMI (p<0.001 for both). Our results show that PCOS is not associated with increased HSD11B1 expression once adiposity is controlled for. (Abs. trunc. at2000 ch.)Vir: Journal of Steroid Biochemistry and Molecular Biology. - ISSN 0960-0760 (Vol. 123, št. 3/5, 2011, str. 127-132)Vrsta gradiva - članek, sestavni delLeto - 2011Jezik - angleškiCOBISS.SI-ID - 27778521
Avtor
Mlinar, Barbara, 1974- |
Marc, Janja |
Jensterle Sever, Mojca, 1979- |
Vrtačnik-Bokal, Eda |
Jerin, Aleš |
Pfeifer, Marija
Teme
Obesity |
Adipose Tissue |
Chemistry |
Hydroxysteroid Dehydrogenases |
Gene Expression |
Polycystic Ovary Syndrome |
Policistični jajčnik, sindrom |
Gensko izražanje |
Debelost |
Hidroksisteroidne dehidrogenaze |
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Povezave do osebnih bibliografij avtorjev | Povezave do podatkov o raziskovalcih v sistemu SICRIS |
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Mlinar, Barbara, 1974- | 18996 |
Marc, Janja | 12189 |
Jensterle Sever, Mojca, 1979- | 32347 |
Vrtačnik-Bokal, Eda | 12177 |
Jerin, Aleš | 17160 |
Pfeifer, Marija | 05984 |
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