Mus Musculus
Mostrando 13-24 de 349 artigos, teses e dissertações.
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13. Pelotas de coruja suindara (Aves: Tyto furcata) revelam uma elevada riqueza de mamiferos no Parque Nacional da Restinga de Jurubatiba, Sudeste do Brasil
O litoral norte do estado do Rio de Janeiro possui a maior planície deltaica recoberta por restingas do sudeste brasileiro, porém sob intensa ameaça devido è ocupação humana recente. Neste contexto, a realização de inventários torna-se urgente para fortalecer políticas de manejo e conservação ambiental. Esse trabalho teve como objetivo complement
Biota Neotrop.. Publicado em: 17/07/2015
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14. Acute genotoxicity analysis in vivo of the aqueous extract of Maytenus guyanensis Amazonian chichuá
Abstract The species Maytenus guyanensis Klotzsch ex Reissek, Celastraceae, present a wide variety of possible pharmacological activities and its roots and stems are used by popular medicine in the western Amazon rainforest. Few studies have demonstrated the genotoxic safety of the popular use of this species, and owing to this, the present study aimed to pe
Rev. bras. farmacogn.. Publicado em: 2015-04
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15. Does the rattle of Crotalus durissus terrificus reveal its dietary history?
Background Environmental devastation threatens the survival of many species, including venomous snakes such as the South American rattlesnake Crotalus durissus terrificus. This observation is based on the decrease of snakes collected and donated to Brazilian research institutes. Nevertheless, some individuals have managed to survive and procreate. The ques
J. Venom. Anim. Toxins incl. Trop. Dis. Publicado em: 20/01/2015
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16. Avaliação da toxicidade aguda do extrato das cascas de Pithecellobium cochliocarpum (Gomez) Macbr.
O uso popular, e mesmo o tradicional, não são suficientes para validar as plantas medicinais como medicamentos eficazes e seguros. Para melhor entendimento, é necessário avaliar a relação risco/benefício de seu uso, por meio de estudos toxicológicos. O objetivo desta pesquisa foi estimar a toxicidade aguda do extrato etanólico das cascas secas de Pi
Rev. bras. plantas med.. Publicado em: 2014-12
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17. Seasonal influence and cytotoxicity of extracts, fractions and major compounds from Allamanda schottii
The aim of this research was to evaluate the fractions obtained from the leaf, stem and roots of Allamanda schottii Pohl, Apocynaceae, responsible for the cytotoxicity, using several cell lines. Cytotoxicity was correlated with the season the part of the plant, and the major compounds were assessed. The ethanol extracts of leaves, stems and roots obtained at
Rev. bras. farmacogn.. Publicado em: 2014-10
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18. Domestic, peridomestic and wild hosts in the transmission of Trypanosoma cruzi in the Caatinga area colonised by Triatoma brasiliensis
The role played by different mammal species in the maintenance of Trypanosoma cruzi is not constant and varies in time and place. This study aimed to characterise the importance of domestic, wild and peridomestic hosts in the transmission of T. cruzi in Tauá, state of Ceará, Caatinga area, Brazil, with an emphasis on those environments colonised by Triatom
Mem. Inst. Oswaldo Cruz. Publicado em: 22/08/2014
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19. Alterações comportamentais e na memória de Mus musculus coinfectado por Toxocara canis e Toxoplasma gondii
Pesquisadores afirmam que parasitos podem alterar o comportamento de seus hospedeiros a fim de aumentar a sua taxa de transmissão. O objetivo deste estudo foi verificar a ocorrência de alterações na ansiedade e padrões de memória de curta duração em Mus musculus experimentalmente infectados por Toxocara canis e/ou Toxoplasma gondii. Utilizaram-se 40
Rev. Inst. Med. trop. S. Paulo. Publicado em: 2014-07
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20. Ecology of cutaneous leishmaniasis in Sinai: linking parasites, vectors and hosts
Cutaneous leishmaniasis (CL) is a neglected clinical form of public health importance that is quite prevalent in the northern and eastern parts of Egypt. A comprehensive study over seven years (January 2005-December 2011) was conducted to track CL transmission with respect to both sandfly vectors and animal reservoirs. The study identified six sandfly specie
Mem. Inst. Oswaldo Cruz. Publicado em: 07/05/2014
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21. Hematology of Swiss mice (Mus musculus) of both genders and different ages
PURPOSE:To describe the hematologic values of male and female, young and adult, Swiss mice (Mus musculus).METHODS:Mus musculus (n=14) were randomly selected and separated by gender. The male and female, young and adult animals were sedation to obtain a blood sample, by intracardiac route at 30, 45, 60, 75, 90, 105 and 120 days after birth.RESULTS:The Swiss m
Acta Cir. Bras.. Publicado em: 2014-05
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22. Evaluation of the hepatotoxicity of Abarema cochliacarpos extracts in mice Mus musculus
Abarema cochliacarpos (Gomes) Barneby & J.W. Grimes, Fabaceae, is a native species of Brazil popularly known as "barbatimão", frequently found along the north coast of the state of Bahia. Local communities make an infusion from its stem bark, which is used to treat several diseases. This study aimed to evaluate the hepatotoxicity of A. cochliacarpos extract
Rev. bras. farmacogn.. Publicado em: 09/08/2013
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23. Toxoplasmosis seroprevalence in urban rodents: a survey in Niamey, Niger
A serological survey of Toxoplasma gondii was conducted on 766 domestic and peridomestic rodents from 46 trapping sites throughout the city of Niamey, Niger. A low seroprevalence was found over the whole town with only 1.96% of the rodents found seropositive. However, differences between species were important, ranging from less than 2% in truly commensal Ma
Mem. Inst. Oswaldo Cruz. Publicado em: 2013-06
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24. Microhabitat of small mammals at ground and understorey levels in a deciduous, southern Atlantic Forest
Cada espécie animal pode apresentar seletividade por micro-habitats priorizando proteção, forrageio ou microclima. Para compreender os padrões de distribuição de pequenos mamíferos ao nível do solo e de sub-bosque, nós analisamos o uso de micro-habitat por pequenos mamíferos em uma floresta estacional no sul do Brasil. Dez estações amostrais com
An. Acad. Bras. Ciênc.. Publicado em: 2013-06