Browsing by Subject "antioxidants"

Now showing items 1-10 of 11

    • alpha-Tocopherol supplementation avoids apoptosis in the anal sphincter 

      Silva, Romualdo Correa da [UNIFESP]; Reis, Leonardo Oliveira; Lorenzetti, Fabio [UNIFESP]; Palma, Paulo; Ortiz, Valdemar [UNIFESP]; Dambros, Miriam [UNIFESP] (Informa Healthcare, 2012-03-01)
      Purpose: To analyze the influence of alpha-tocopherol supplementation on the levels of oxidative stress and apoptosis rates in the anal sphincter induced by orchiectomy in rats. Methods: Forty male Wistar rats weighing ...

    • Ascorbic acid and alpha-tocopherol attenuate methylmalonic acid-induced convulsions 

      Fighera, M. R.; Queiroz, C. M.; Stracke, M. P.; Brauer, MCN; Gonzalez-Rodriguez, L. L.; Frussa, R.; Wajner, M.; Mello, C. F. de (Lippincott Williams & Wilkins, 1999-07-13)
      THE effects of chronic administration of alpha-tocopherol or melatonin, or acute ascorbic acid administration on the convulsant action of methylmalonic acid (MMA) were investigated in adult male rats. Animals were chronically ...

    • Atividade antioxidante e alterações morfológicas induzidas pelas isoflavonas da soja no útero de ratas ovariectomizadas. 

      Teixeira, Cristiane de Paula [UNIFESP] (Universidade Federal de São Paulo (UNIFESP), 2014)
      A diminuicao do estrogenio na pos-menopausa leva a perda de efeitos antioxidantes, promovendo o aumento de especies reativas de oxigenio e nitrogenio, favorecendo a ocorrencia de lesoes oxidativas. Por sua vez, as isoflavonas ...

    • Endothelial dysfunction, oxidized lipoproteins and nitric oxide in hypercholesterolemia 

      Moriel, P.; Ajzen, Sergio Aron [UNIFESP]; Bertolami, Marcelo Chiara; Abdalla, Dulcineia Saes Parra [UNIFESP] (Federacion Bioquimica Provincia Buenos Aires, 2002-06-01)
      Endothelial dysfunction plays an important role in the pathogenesis of coronary artery disease. Plasma cholesterol, particularly that associated to LDL, has been suggested to be an important risk factor in the development ...

    • Estresse oxidativo seminal em adolescentes com varicocele 

      Barradas, Valeria [UNIFESP] (Universidade Federal de São Paulo (UNIFESP), 2015-09-29)
      Introduction: Varicocele, a major cause of male infertility, initiates at puberty and causes a progressive decline in the fertile potential. The pathophysiology of varicocele-induced infertility is still unknown, but it ...

    • Gallic Acid-Loaded Gel Formulation Combats Skin Oxidative Stress: Development, Characterization and Ex Vivo Biological Assays 

      Monteiro e Silva, Silas Arandas [UNIFESP]; Fioramonti Calixto, Giovana Maria; Cajado, Juliana; Antunes de Carvalho, Patricia Caballieri [UNIFESP]; Rodero, Camila Fernanda; Chorilli, Marlus; Leonardi, Gislaine Ricci [UNIFESP] (Mdpi Ag, 2017)
      Oxidative stress, which is a result of overproduction and accumulation of free radicals, is the main cause of several skin degenerative diseases, such as aging. Polyphenols, such as gallic acid, are an important class of ...

    • Impact of castration with or without alpha-tocopherol supplementation on the urethral sphincter of rats 

      Kracochansky, Mirian [UNIFESP]; Reis, Leonardo Oliveira; Lorenzetti, Fábio [UNIFESP]; Ortiz, Valdemar [UNIFESP]; Dambros, Miriam [UNIFESP] (Sociedade Brasileira de Urologia, 2012-04-01)
      OBJECTIVE: To analyze the impact of low levels of testosterone induced by orchiectomy and the effect of alpha-tocopherol supplementation on oxidative stress in the urethral sphincter. MATERIALS AND METHODS: Forty male ...

    • Lipid peroxidation and antioxidants in hyperlipidemia and hypertension 

      Moriel, Patricia; Plavnik, Frida Liane [UNIFESP]; Zanella, Maria Teresa [UNIFESP]; Bertolami, Marcelo Chiara [UNIFESP]; Abdalla, Dulcineia Saes Parra [UNIFESP] (Sociedad Biolgia Chile, 2000-01-01)
      Lipid peroxidation and lipid-derived oxidized products have been implicated in the pathogenesis of a variety of human diseases. To clarify the role of oxidative stress in essential hypertension and hypercholesterolemia the ...

    • Serum Antioxidant Associations with Metabolic Characteristics in Metabolically Healthy and Unhealthy Adolescents with Severe Obesity: An Observational Study 

      Stenzel, Ana Paula; Carvalho, Roberta; Jesus, Patricia; Bull, Aline; Pereira, Silvia; Saboya, Carlos [UNIFESP]; Ramalho, Andrea (Mdpi, 2018)
      Considering the inadequacy of some antioxidant nutrients in severely obese adolescents, this study aimed to assess the relationship between antioxidant micronutrients status and metabolic syndrome components in metabolically ...

    • Sleep deprivation induces brain region-specific decreases in glutathione levels 

      D'Almeida, V; Lobo, L. L.; Hipolide, D. C.; Oliveira, A. C. de; Nobrega, J. N.; Tufik, S. (Lippincott Williams & Wilkins, 1998-08-24)
      RATS were deprived of sleep for 96 h by the platform technique and total glutathione (GSH tau) levels were measured in seven different brain areas. Glutathione levels were found to be significantly reduced in the hypothalamus ...