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Ação convulsivante do disseleneto de difenila em ratos: estudo dos mecanismos neuroquímicos e da toxicocinética
(Universidade Federal de Santa Maria, 2010-07-27)
In recent years have been identifical numerous pharmacological properties of a selenium compound, diphenyl diselenide [(PhSe)2]. Consequently, it is important the investigation of its toxic effect for a safe application ...
Efeitos farmacológicos do disseleneto de difenila em modelos de toxicidade induzida por organofosforados em ratos
(Universidade Federal de Santa Maria, 2012-08-10)
Pesticides are substances used in agricultural areas and public health programs to control pests and disease vectors. Among pesticides, organophosphates (OPs) are considered the most toxic to vertebrates. Diphenyl diselenide ...
Avaliação dos mecanismos de toxicidade do disseleneto de difenila (PhSe)2 e cloreto de fenilselênio zinco (PhSeZnCl) em Saccharomyces cerevisiae
(Universidade Federal de Santa Maria, 2015-08-21)
Selenium (Se) is a microelement present in different animal tissues in the form of selenoproteins, for example, the glutathione peroxidase (GPx). Organic selenium compounds, such as diphenyl diselenide (PhSe)2 and fenilselenium ...
Avaliação do efeito do disseleneto de difenila na nocicepção induzida pela administração neonatal de glutamato monossódico em ratos
(Universidade Federal de Santa Maria, 2014-09-09)
Monosodium glutamate (MSG) has been the target of research due to its toxicological effects. Neonatal administration of MSG in animals can affect the morphological and electrophysiological organization of the brain, leading ...
Atividade hipolipidêmica do disseleneto de difenila na hiperlipidemia induzida por Triton WR-1339 em camundongos
(Universidade Federal de Santa Maria, 2009-11-26)
In mammals, the liver plays a central role in whole-body lipid metabolism. Unfortunately, dysregulation of these pathways has been implicated in hyperlipidemias. In recent years, a significant association between the trace ...
Efeito do tipo antidepressivo do disseleneto de difenila em um modelo de depressão induzida por malation em ratos
(Universidade Federal de Santa Maria, 2010-04-01)
Organophosphorus (OP), among them malathion, are responsible for most of the poisonings reported annually in Brazil. In addition to symptoms of cholinergic
poisoning, the exposure to OP causes affective and cognitive ...
Mecanismos envolvidos no efeito antioxidante do disseleneto de difenila no dano oxidativo causado pela exposição à fumaça do cigarro em ratos jovens
(Universidade Federal de Santa Maria, 2009-09-09)
Cigarette smoking is a complex mixture of many constituents identified, among them reactive substances (reactive oxygen and nitrogen species), which are capable of initiating or promoting oxidative damage. Lungs and brain ...
Efeito de compostos orgânicos de selênio em modelos experimentais de câncer e diabetes mellitus
(Universidade Federal de Santa Maria, 2006-03-16)
This study was designed to determine the effect of organoselenium compounds on experimental models of cancer and diabetes. In mammary carcinogenesis induced by N-nitroso-N-methylurea (NMU, 3 doses of 50 mg/kg, i.p.), it ...
Efeitos da exposição materna ou paterna ao disselento de difenila sobre o desenvolvimento intra-uterino da prole de ratas wistar
(Universidade Federal de Santa Maria, 2006-07-27)
Selenium (Se) is an essential trace element for man and is known for its role in regulating growth and development of the fetus and newborn. Furthermore, Se is a micronutrient required for normal spermatogenesis and, ...
Envolvimento do estresse oxidativo nas convulsões induzidas por disseleneto de difenila em ratos jovens
(Universidade Federal de Santa Maria, 2007-08-01)
Seizures can occur at any age, affecting at least 1-2% of the world population, they are far more common in children than adults. Prolonged seizures in the early developmental period can cause brain damage and lead to ...