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Bioquímica e citogenética de jundias (Rhamdia quelen) expostos a diferentes concentrações de tório
(Universidade Federal de Santa Maria, 2007-02-23)
The objective of this study was to evaluate the effect of thorium (Th) on the metabolism of silver catfish (Rhamdia quelen) through biochemical parameters from the muscle tissue (glycogen, glucose, lactate, protein and ...
Modulação do sistema glutamatérgico em plaquetas: efeito de metais pesados e organocalcogênios
(Universidade Federal de Santa Maria, 2007-01-19)
Research strategies have been developed to characterize parameters in peripheral tissues that might easily be measured in humans as surrogate markers of damage, dysfunction or interactions involving neural targets of ...
Dinâmica populacional de Trachemys dorbigni, (Testudines: Emydidae) em ambiente antrópico em Pelotas, RS
(Universidade Federal de Santa Maria, 2007-12-10)
Informations about the population dynamic of Trachemys dorbigni were collected from February 2006 to January 2007, in the Santa Barbara stream, Pelotas, Brazil. It was collected 377 individuals in the traps, 160 females, ...
Atividade da acetilcolinsterase e da porfobilinogênio-sintase e alteração comportamental de ratos expostos à nicotina
(Universidade Federal de Santa Maria, 2007-03-16)
Tobacco smoking and nicotine replacement therapy are the main form of nicotine exposure. The drug abuse for humans often begins during adolescence and the exposure to nicotine during this phase produces long-term alterations, ...
Atividade antioxidante do e-1,1-metiltio-selenofenil-2-pirrolidinona-hepteno: um composto orgânico de selênio com baixa toxicidade
(Universidade Federal de Santa Maria, 2007-04-20)
The objective of this work was to evaluate the antioxidant activity of (E)-1-(1-(methylthio)-1-selenopheny) hept-1-en-2-yl) pyrrolidin-2-one: an organoselenium compound with low toxicity (compound 1). A number of parameters ...
Constituintes de Senecio heterotrichius DC.: isolamento, elucidação estrutural, derivatização e avaliação da atividade antimicrobiana; estudo dos constituintes voláteis de outras espécies de senecio
(Universidade Federal de Santa Maria, 2007-03-05)
Genus Senecio (Asteraceae) constitutes a group of cosmopolitan plants formed by more than 2000 species. Although these plants have toxicity recognized due to the presence of pyrrolizidine alkaloids, several of them are ...
Avaliação do estado micronutricional e de estresse oxidativo em idosos
(Universidade Federal de Santa Maria, 2007-03-19)
The increase in life expectancy has made the aging of the population a global phenomenon. Projections point to a growth of greater than 300% in the number of elderly people over the next 50 years. The rapid growth of the ...
O efeito do uso crônico de haloperidol associado à dieta com alto teor de lipídio na peroxidação lipídica no fígado de ratos wistar
(Universidade Federal de Santa Maria, 2007-01-12)
There is a growing number of evidences, associating the oxidative stress produced by the reactive species of oxygen, with the aging process at one hand, and with the beginning and development of the vascular complications ...
Efeito do cádmio sobre a enzima d-aminolevulinato desidratase de pulmão de ratos in vitro: interação com agentes quelantes e antioxidantes
(Universidade Federal de Santa Maria, 2007-06-01)
The exposure of human populations to a variety of heavy metals has been a public health concern. Cadmium is a non-essential elements due to its immense usage in various industrial applications, is an environmental contaminant ...
Avaliação do potencial antinociceptivo de novos 3-Metil-1H-1-pirazol metil esteres 5-substituídos em Camundongos
(Universidade Federal de Santa Maria, 2007-08-31)
In the present study the antinociceptive activity of six 1-H-1-pyrazol methyl ester derivatives in the hot-plate test and Complete Freund s Adjuvant (CFA)-induced inflammation in mice was investigated. The administration ...