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A variabilidade populacional do elemento de transposição mariner na espécie Drosophila simulans e sua descoberta em Drosophila melanogaster
(Universidade Federal de Santa Maria, 2009-10-09)
Transposable elements are DNA sequences that can change their location within the genome and can be found in almost all organisms. The mariner transposable element belongs to Class II, Tc1-mariner superfamily. An inactive ...
Isolamento e caracterização de microssatélites em Aegla longirostri (Crustacea, Decapoda, Anomura)
(Universidade Federal de Santa Maria, 2007-02-27)
Aeglidae is the only freshwater anomuran family. Fossil evidences relate a marine origin for aeglids. However, genus Aegla invaded the freshwater environment of
southern South America, becoming endemic and widespread in ...
Investigação sobre a presença de retrotransposons em populações naturais do grupo cardini do gênero Drosophila (Diptera: Drosophilidae) do sul do Brasil
(Universidade Federal de Santa Maria, 2005-02-24)
The cardini group is part of the genus Drosophila and has its geographical distribution in the Neotropics. Some previous studies revealed the high variability in species of this group of flies. Transposable elements are ...
Influência da terapia de reposição hormonal sobre a atividade de enzimas antioxidantes, níveis de estrôncio e ferro, e metabolismo ósseo em mulheres
(Universidade Federal de Santa Maria, 2006-05-31)
Natural loss of estrogen occurring in menopausal process may contribute to various health problems many of them possibly related to oxidative stress. Decrease in circulating estrogen levels and increase in follicle stimulating ...
Efeito agudo e crônico do etanol sobre as enzimas NTPDase, 5'-nucleotidase, acetilcolinesterase, peroxidação lipídica e comportamento em ratos
(Universidade Federal de Santa Maria, 2004-10-15)
Ethanol is one of the most used substance in different societies. This study was
performed in order to clarify the acute and chronic effects of ethanol on biochemical
and behavioral parameters in male Wistar rats. The ...
Efeito do óleo essencial de lippia alba nos parâmetros oxidativos do jundiá (Rhamdia quelen) exposto a diferentes concentrações de oxigênio
(Universidade Federal de Santa Maria, 2009-09-01)
Juvenile silver fish (Rhamdia quelen) were exposed to the essential oil of
Lippia alba (L. alba) and transported in plastic bags for different periods (5, 6 and 7
h) yielding final different oxygen levels. The biomarkers ...
Efeitos da implantação da usina hidrelétrica Dona Francisca (RS, Brasil) sobre estágios imaturos de Odonata (Insecta)
(Universidade Federal de Santa Maria, 2009-02-26)
This study was carried out with the purpose to evaluate the short-term impact of a dam construction on the community of the immature Odonata through their analysis in lentic and lotic environments, before and after the ...
Efeito de borda sobre uma assembléia de pequenos mamíferos em um fragmento de floresta estacional decidual de Santa Maria, RS, Sul do Brasil
(Universidade Federal de Santa Maria, 2007-04-12)
Alterations caused by the edge effects in a fragment have direct influence over the fauna and can determine the composition and distribution of the small non-flying
mammals assemblage in a landscape. This study had as ...
Os efeitos de organocalcogêneos e de 2,3-dimercaptopropanol sobre convulsão química e letalidade induzidas por pentilenotetrazol e 4-aminopiridina em camundongos
(Universidade Federal de Santa Maria, 2007-08-17)
Experimental models of seizure in animals have represented an important role for the understanding of the physiological and behavioural alterations associated with the human epilepsy. The induction of partial or generalized ...
O papel da enzima Na+,K+-ATPase no déficit cognitivo e no efeito profilático induzido pelo exercício físico após o traumatismo crânio-encefálico
(Universidade Federal de Santa Maria, 2009-09-17)
Traumatic Brain Injury (TBI) is the major cause of death or cognitive deficits in industrialized countries. Although studies have indicate that the oxidative stress and functional deficits after TBI are connected events, ...