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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 antioxidantes sobre os níveis de metalotioneínas em camundongos tratados com cloreto de mercúrio
(Universidade Federal de Santa Maria, 2006-02-23)
In this study, acute effects of mercury on mouse blood, kidneys and liver were evaluated. Mice received a single dose of mercuric chloride (HgCl2 - 4.6 mg/kg, subcutaneously) for three consecutive days. We investigated the ...
Alterações comportamentais e neuroquímicas causadas por compostos orgânicos de selênio
(Universidade Federal de Santa Maria, 2006-11-22)
Selenium organic compounds, ebselen and diphenyl diselenide (PhSe)2, are considered mimics of glutathione peroxidase enzyme and present antioxidants and anti-inflammatory properties in different models of brain injury. In ...
Disseleneto de difenila: um organocalcogênio com baixa toxicidade em não roedores e importantes propriedades anti-aterogênicas em modelos in vivo e in vitro
(Universidade Federal de Santa Maria, 2007-06-01)
Atherosclerosis is a chronic inflammatory condition associated with an overproduction of oxidant species. Since low density lipoprotein (LDL) oxidation plays a key role in the pathogenesis of atherosclerosis, antioxidants ...
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, ...
Nanocápsulas e nanoesferas de disseleneto de difenila: síntese e distribuição biológica
(Universidade Federal de Santa Maria, 2012-03-30)
In last years, selenium organic compounds of selenium have been targets of interest
in organic synthesis because of their synthetic application and their pharmacological
properties. Diphenyl diselenide (PhSe)2 is an ...
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 ...