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Toxicidade do mercúrio em ratas virgens, gestantes e lactantes: efeito protetor do zinco e da N-acetilcisteína
(Universidade Federal de Santa Maria, 2016-07-15)
Mercury (Hg) is a divalent metal found liquid at room temperature without biological functions and anthropogenically released in industrial, agricultural activities and burning of fossil fuels. Toxic effects caused by ...
Avaliação do potencial antioxidante dos extratos aquoso e etanólico de Mentha pulegium, Uncaria tomentosa e Phyllanthus niruri frente às alterações induzidas por T-butil hidroperóxido em eritrócitos humanos in vitro
(Universidade Federal de Santa Maria, 2016-07-27)
The stone cruscher (Phyllanthus niruri), cat'sclaw (Uncaria tomentosa) and pennyroyal (Mentha pulegium)have been used by people to treat a variety of diseases associated with oxidative stress. In this study, we aimed to ...
Avaliação dos efeitos de uma formulação comercial contendo azadiractina em carpa comum
(Universidade Federal de Santa Maria, 2016-03-10)
Due to the impact caused by synthetic insecticides in the aquatic environment, natural compounds obtained from natural sources have been used in the attempt of minimizing environmental risks. The commercial product NeenMaxTM, ...
Estudo do potencial antioxidante da espécie Caryocar coriaceum Wittm. em modelos experimentais in vitro e in vivo
(Universidade Federal de Santa Maria, 2016-04-29)
Despite the diversity of species found in the National Araripe Forest, Ceará Cariri, there are few studies with Caryocar coriaceumWittm (C. coriaceum), a plant that produces a highly consumed fruit in regional cuisine. The ...
Influência do manuseio neonatal sobre parâmetros comportamentais, bioquímicos e moleculares após o uso de drogas psicoestimulantes em ratos
(Universidade Federal de Santa Maria, 2016-09-21)
The abusive use of psychostimulant drugs is a common social problem in countries of different cultures, with increasing and alarming incidence, whose discontinuance of use is associated with anxiety and depression cases. ...
Óleos essenciais de Myrcia sylvatica (G. Mey.) DC. e Curcuma longa L. como anestésicos para peixes: efeitos sobre as respostas fisiológicas
(Universidade Federal de Santa Maria, 2016-12-16)
The use of anesthetic substances is necessary to reduce stress and provide fish welfare during aquaculture
practices. The aim of this study was to investigate the use of Myrcia sylvativa (EOMS) and Curcuma longa
(EOCL) ...
Avaliação do dano ao DNA em pacientes com doença renal crônica submetidos à hemodiálise e sua associação com o metabolismo do ferro e estresse oxidativo
(Universidade Federal de Santa Maria, 2016-06-14)
Chronic kidney disease (CKD) is a condition in which the kidneys lose their ability to perform basic functions. Hemodialysis is the most commonly used alternative treatment for these patients, however, it exposes these ...
Efeito do desbalanço genético e farmacológico do metabolismo oxidativo em indicadores de fertilidade masculina
(Universidade Federal de Santa Maria, 2016-12-07)
Previous studies indicate that changes in oxidative metabolism may play a role in reproductive
success. Manganese-dependent superoxide dismutase enzyme (SOD2), a key in the oxidative
balance, presents a genetic variation ...
Caenorhabditis elegans como modelo experimental para estudos toxicológicos e farmacológicos dos extratos de Luehea divaricata e Paullinia cupana
(Universidade Federal de Santa Maria, 2016-03-16)
The nematode Caenorhabditis elegans is a valuable tool for toxicological and
pharmacological studies. Despite its simple body, the most part of its genes and signaling
pathways are similar to humans, and alterations in ...
Normóxia, hipóxia e reoxigenação em jundiás frente à exposição ao manganês
(Universidade Federal de Santa Maria, 2016-03-21)
In recent decades, the global warming has increased the incidence of the hypoxia episodes in the world, changing the freshwater and oceanographic conditions. Thus, hypoxia periods, before seasonal, have occurred more ...