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Estudo fitoquímico e de toxicidade (aguda e subaguda) de Celtis iguanaea (Jacq.) Sarg. em ratos Wistar
(Universidade Federal de Santa Maria, 2015-03-27)
The Celtis iguanaea species is popularly known as esporão-de-galo and its leaves are used in folk medicine to treat body aches, rheumatism, asthma, colic, indigestion, ulcers, and as a diuretic, and roots for urinary ...
Avaliação in vitro e in vivo da toxicidade do composto 2,2 -disseleneto de ditienila em ratos
(Universidade Federal de Santa Maria, 2013-08-05)
The compound 2,2 -dithienyl diselenide (DTDS), an organoselenium compound with thiophene moieties, has been proven to be a promising antioxidant in vitro and in vivo, as well as an antifungal and antimicrobial agent. ...
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 ...
Parâmetros toxicológicos em carpas (Cyprinus carpio) expostos a uma formulação comercial de clomazone (gamit®)
(Universidade Federal de Santa Maria, 2011-10-07)
Commercial formulations of the herbicide clomazone have been widely used in
agriculture and fish farming to control weeds. Fish can be affected when the water
reaches the drainage waterways, causing an imbalance in the ...
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 ...
Elementos benéficos sobre variáveis fisiológicas e bioquímicas em plantas de Pfaffia glomerata (Spreng.) expostas ao alumínio
(Universidade Federal de Santa Maria, 2019-03-12)
The association between acid soils and metal is one of the main chemical constraints related to plant growth. Among these metals is aluminum (Al), which is limiting the growth and development of plants. In this sense, there ...
Efeito in vitro de Paullinia cupana no metabolismo oxidativo de espermatozóides humanos expostos ao cloreto de metilmercúrio
(Universidade Federal de Santa Maria, 2012-02-14)
Investigations suggests that methylmercury (MeHg) toxicitiy is related to
oxidative stress promotion caused by lipid peroxidation of cell membranes as well as
genotoxicity. The methylmercury (MeHg) exposition causes ...
Avaliação da segurança do extrato de erva-baleeira (Cordia verbenacea): estudos de toxicidade oral aguda e de doses repetidas em ratos wistar
(Universidade Federal de Santa Maria, 2022-03-31)
Since ancient times, plants have been the main method used in the search for the treatment and cure of different diseases. Thereby, folk medicine has been the principle for the development of medicines that help in the ...
Efeitos de compostos orgânicos de selênio sobre o desenvolvimento intra-uterino da prole de ratas wistar
(Universidade Federal de Santa Maria, 2007-12-03)
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. It is well known that Se deficiency is related to miscarriages and pre-term ...
Selênio e silício como amenizadores da toxicidade do cádmio em plantas de Pfaffia glomerata(Spreng.) Pedersen
(Universidade Federal de Santa Maria, 2016-06-17)
The soil contamination with heavy metals such
as cadmium ( causes damage to many
plants . Among the alternatives sought to solve the problems with this toxic metal s in the
growth of plants is the use of alleviators, ...