Improved Lipid and glucose metabolism in transgenic rats with increased circulating angiotensin-(1-7)

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MetadadosDescriçãoIdioma
Autor(es): dc.creatorSantos, S. H. S.-
Autor(es): dc.creatorBraga, J. F.-
Autor(es): dc.creatorMario, E. G.-
Autor(es): dc.creatorPôrto, L. C. J.-
Autor(es): dc.creatorRodrigues- Machado, M. G.-
Autor(es): dc.creatorMurari, A.-
Autor(es): dc.creatorBotion, L. M.-
Autor(es): dc.creatorAlenina, N.-
Autor(es): dc.creatorBader, M.-
Autor(es): dc.creatorSantos, R. A. S.-
Data de aceite: dc.date.accessioned2026-02-09T12:06:29Z-
Data de disponibilização: dc.date.available2026-02-09T12:06:29Z-
Data de envio: dc.date.issued2015-07-20-
Data de envio: dc.date.issued2015-07-20-
Data de envio: dc.date.issued2010-02-03-
Fonte completa do material: dc.identifierhttps://repositorio.ufla.br/handle/1/9700-
Fonte completa do material: dc.identifierhttp://atvb.ahajournals.org/content/30/5/953-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/capes/1154463-
Descrição: dc.descriptionObjective—Obesity and diabetes remain among the world’s most pervasive health problems. Although the importance of angiotensin II for metabolic regulation is well documented, the role of the angiotensin-(1-7)/Mas axis in this process is poorly understood. The aim of this study was to evaluate the effect of increased angiotensin-(1-7) plasma levels in lipid and glucose metabolism using transgenic rats that express an angiotensin-(1-7)-releasing fusion protein, TGR(A1-7)3292 (TGR). Methods and Results—The increased angiotensin-(1-7) levels in TGR induced enhanced glucose tolerance, insulin sensitivity, and insulin-stimulated glucose uptake. In addition, TGR presented decreased triglycerides and cholesterol levels, as well as a significant decrease in abdominal fat mass, despite normal food intake. These alterations were accompanied by a marked decrease of angiotensinogen expression and increased Akt in adipose tissue. Furthermore, augmented plasma levels and expression in adipose tissue was observed for adiponectin. Accordingly, angiotensin-(1-7) stimulation increased adiponectin production by primary adipocyte culture, which was blocked by the Mas antagonist A779. Circulating insulin and muscle glycogen content were not altered in TGR. Conclusion—These results show that increased circulating angiotensin-(1-7) levels lead to prominent changes in glucose and lipid metabolism.-
Idioma: dc.languageen-
Publicador: dc.publisherAmerican Heart Association-
Direitos: dc.rightsrestrito-
???dc.source???: dc.sourceArteriosclerosis, Thrombosis and Vascular Biology-
Palavras-chave: dc.subjectAngiotensin-(1-7) Mas axis-
Palavras-chave: dc.subjectGlucose metabolism-
Palavras-chave: dc.subjectAdipose tissue-
Palavras-chave: dc.subjectCholesterol-
Palavras-chave: dc.subjectTriglycerides-
Palavras-chave: dc.subjectAdiponectin-
Título: dc.titleImproved Lipid and glucose metabolism in transgenic rats with increased circulating angiotensin-(1-7)-
Tipo de arquivo: dc.typeArtigo-
Aparece nas coleções:Repositório Institucional da Universidade Federal de Lavras (RIUFLA)

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