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Atividade da enzima NTPDase1 em linfócitos de pacientes em tratamento para leucemia linfoblástica aguda (LLA): alteração na hidrólise do ATP e ADP extracelulares.
(Universidade Federal de Santa Maria, 2006-08-25)
The NTPDase1 (E.C. 3.6.1.5, apyrase, CD39, ecto-ATP-diphosphohydrolase) enzymatic activity, which is responsible for hydrolyzing ATP and ADP nucleotides, was verified in lymphocytes from 56 patients under treatment for ...
Avaliação dos efeitos promovidos pelo chumbo, selênio e/ou sacarose em parâmetros oxidativos em roedores
(Universidade Federal de Santa Maria, 2006-03-16)
Lead is a common occupational and environmental hazard, and it is
known that can be toxic to several species of animals, and experimental
studies support the theory of oxidative damage in lead toxicity. Literature ...
Prevenção dos efeitos tóxicos do cloreto de mercúrio em ratos jovens pelo cloreto de zinco: papel das metalotioneínas
(Universidade Federal de Santa Maria, 2006-10-31)
Zinc, cadmium, and mercury are divalent metals and constitute same group of the periodic table. While zinc is an essential metal, the others are toxic metals. The most important common feature among these metals is the ...
Efeito do peróxido de carbamida e dos metais presentes no amálgama dental sobre a atividade da δ-ala-d hepática (e. C.: 4.2.1.24), e os níveis de peroxidação lipídica em ratos
(Universidade Federal de Santa Maria, 2006-04-29)
Tooth bleaching is an aesthetic procedure that is usually carried out with products containing carbamide peroxide, which has a potential deleterious effect mediated by hydrogen peroxide formation. Dental amalgam has still ...
Dieta e biologia reprodutiva da cruzeira, Bothrops alternatus (serpentes Viperidae), na Região Sul do Brasil
(Universidade Federal de Santa Maria, 2006-07-18)
The Bothrops alternatus is a terrestrial pitviper of the Crotalinae sub-family, Bothriopsini tribe, measuring, approximately, 1690mm. It presents a vertical distribution of approximately 700 m above sea level, and is found ...
Efeito de intermediários do ciclo de krebs sobre alterações oxidativas induzidas por diferentes agentes oxidantes
(Universidade Federal de Santa Maria, 2006-10-30)
Recent data from the literature have suggested that some Krebs cycle intermediates could act as potent antioxidant agents, both in vitro and in vivo, against a variety of pro-oxidant agents. However, the mechanism(s) ...
Enzimas que hidrolisam nucleotídeos de adenina em sinaptossomas de córtex cerebral e plaquetas de ratos desmielinizados pelo brometo de etídio e tratados com interferon-β
(Universidade Federal de Santa Maria, 2006-02-23)
The activities of the enzymes NTPDase (E.C. 3.6.1.5, apyrase, CD39) and 5 -nucleotidase (E.C. 3.1.3.5, CD73) were analyzed in synaptosomes from the cerebral cortex and platelets of rats submitted to demyelination by ethidium ...
Diversidade de borboletas (Lepidoptera: rhopalocera) em fragmentos de floresta estacional decidual em Santa Maria, Rio Grande do Sul, Brasil
(Universidade Federal de Santa Maria, 2006-03-10)
Não foi possível inserir o abstract.
Metabólitos secundários em Vernonia tweedieana Baker
(Universidade Federal de Santa Maria, 2006-04-07)
The species Vernonia tweedieana Baker is an herbaceous plant widely distributed in the
plains of Paraguai, Argentina and south of Brazil and popularly known as assa-peixe .
This plant is used in traditional medicine as ...
História natural de Mastigodryas bifossatus (Serpentes, Colubridae) em domínio subtropical no Brasil
(Universidade Federal de Santa Maria, 2006-03-31)
Mastigodryas bifossatus is a large snake in the Colubrinae subfamily. It s widely distributed in open areas over the entire South America. The dissection of 224 especimens of this snake, proceeding from the southern states ...