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Respostas bioquímicas em carpas (Cyprinus carpio) expostas ao fungicida tebuconazole (folicur® 200 ec)
(Universidade Federal de Santa Maria, 2010-07-22)
The intensive use and/or inadequate management of pesticides have led to contamination of the aquatic ecosystem, reaching the biota living there, including the fish. Pesticides can affect toxicological parameters these ...
Avaliação dos efeitos biológicos do (s) (3-feniltelanil propanamida) succinato de dimetila, um novo telúrio aminoácido derivado do ácido aspártico
(Universidade Federal de Santa Maria, 2011-03-25)
Recent studies from our group demonstrated that the (S)-dimethyl 2-(3-(phenyltellanyl) propanamido) succinate compound, a telluroamino acid showed glutathione peroxidase (GPx)-like activity, attesting to its antioxidant ...
Efeito da exposição in vivo ao ditelureto de difenila em camundongos: evidências para estresse oxidativo
(Universidade Federal de Santa Maria, 2010-09-24)
In this work, we investigated the effect of (PhTe)2 administration (10 μmol/kg and 50 μmol/kg) to adult mice on the behavioral performance and on some parameters of oxidative stress in the brain ad liver. The animals ...
Interações entre ferro e zinco em acessos de Pfaffia glomerata (spreng.) pedersen: parâmetros morfológicos, bioquímicos e fisiológicos
(Universidade Federal de Santa Maria, 2017-02-10)
Despite the natural occurrence of heavy metals in low concentrations in the soil, the increase in these concentrations caused mainly by anthropogenic activities such as the use of fertilizers and pesticides in agriculture, ...
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 ...
Efeitos da adição de alumínio, silício e selênio na fisiologia e bioquímica de Schinus terebinthifolius Raddi
(Universidade Federal de Santa Maria, 2019-03-11)
Brazilian Southern region presents acidic soils, being many of them classified as aluminum and
alicytes, highlighting aluminum (Al) high levels occurrence. When in acid soils, the element is
present in a trivalent ...
Efeito toxicológico do extrato seco de Tribulus terrestris L. em ratos wistar
(Universidade Federal de Santa Maria, 2018-08-16)
The search for the perfect body, with the objective of immediate evolution in performance or aesthetic
purposes, is increasingly evidenced by the media. With this, the use of anabolic steroids androgens,
such as synthetic ...
Potencial fitorremediador para cromo de Handroanthus chrysotrichus (Mart. ex DC.) Mattos e Handroanthus heptaphyllus (Vell.) Mattos
(Universidade Federal de Santa Maria, 2020-01-30)
Brazil and the world have been facing serious soil contamination problems in the last decade. Among the numerous contaminants are heavy metals, which in turn may or may not be essential for human and plants development. ...
Aspectos fisiológicos de gramíneas nativas da América do Sul submetidas ao excesso de zinco
(Universidade Federal de Santa Maria, 2020-08-31)
The accumulation of metals in soils such as Zinc (Zn) is observed in vineyards from several countries, including Brazil, in the vineyards of the Rio Grande do Sul campaign. The prolonged use of fungicides containing Zn in ...
Efeito farmacogenético e farmacogenômico do metotrexato na citotoxicidade de células mononucleares periféricas do sangue
(Universidade Federal de Santa Maria, 2014-07-18)
Methotrexate (MTX) is an antimetabolite drug analogue of folic acid with wide clinical application, used in high doses for the treatment of cancer and in low doses for the treatment of autoimmune diseases such as rheumatoid ...