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Receptor de glicocorticóide: gene candidato para obesidade visceral e alterações metabólicas / Glucocorticoid receptor: candidate gene for visceral obesity and metabolic changes
São Paulo; s.n; São Paulo. [120] p. ilus, tab, graf.
Thesis in Portuguese | LILACS | ID: lil-397914
RESUMO
Analisamos a prevalência do polimorfismo N363S do gene do receptor de glicocorticóide em uma população brasileira, e verificamos o efeito desta variante na sensibilidade aos glicocorticóides, na distribuição de gordura corporal e nas alterações metabólicas. Avaliamos 295 indivíduos, 195 obesos e 100 com peso normal. Identificamos 10 (3,4 por cento) portadores do polimorfismo, 8 (4,1 per cent) entre obesos e 2 (2,0 por cento) entre os de peso normal. Não houve diferenças na resposta de cortisol, glicemia, insulina e leptina à dexametasona entre os portadores e não portadores. Não houve diferença na área de gordura visceral (AV) mensurada pela tomografia computadorizada. Houve uma tendência a maiores escores de HOMA-IR, maiores níveis de pressão arterial sistólica e menores níveis de HDL-colesterol nos portadores do polimorfismo./The aim of the present study is to assess the prevalence of N363S polymorphism in a brazilian population, as well as to look into the effects of this variant on glucocorticoid sensitivity in body adiposity and in metabolic changes. A total of 295 individuals have been assessed, 195 obese and 100 normal weight. Our study identified 10(3.4 per cent) polymorphism carriers, 8(4.1 per cent) among obese, and 2 (2.0 per cent) among normal body weight individuals. No differences were reported for cortisol response, glycemia, insulin, and leptin at 0.25mg and 1 mg dexamethasone doses. No differences were reported for visceral adiposity (VA) either, based on CT-scan results. A tendency was shown for higher HOMA-IR scores, higher systolic blood pressure levels and lower levels of HDL-cholesterol in polymorphism carriers...
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Index: LILACS (Americas) Main subject: Receptors, Glucocorticoid / Obesity Type of study: Prognostic study / Risk factors Limits: Adolescent / Adult / Female / Humans / Male / Pregnancy Language: Portuguese Year: 2004 Type: Thesis

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Index: LILACS (Americas) Main subject: Receptors, Glucocorticoid / Obesity Type of study: Prognostic study / Risk factors Limits: Adolescent / Adult / Female / Humans / Male / Pregnancy Language: Portuguese Year: 2004 Type: Thesis