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Conservation genetics of the endangered Pampas deer (Ozotoceros bezoarticus)
(Blackwell Science, 1998-01-01)
The Pampas deer (Ozotoceros bezoarticus L. 1758) is the most endangered neotropical cervid, and in the past occupied a wide range of open habitats including grassland, pampas, savanna, and cerrado (Brazil) from 5 degrees ...
Feeding habits and habitat use in Bothrops pubescens (Viperidae, Crotalinae) from southern Brazil
(2005-12-01)
Bothrops pubescens is a member of the neuwiedi complex that occurs in southern Brazil and Uruguay. We studied the ecology of B. pubescens from a field site (at Santa Maria, Rio Grande do Sul, Brasil) and based on preserved ...
A New and Fast Technique to Generate Offspring after Germ Cells Transplantation in Adult Fish: The Nile Tilapia (Oreochromis niloticus) Model
(Public Library Science, 2010-05-20)
Background: Germ cell transplantation results in fertile recipients and is the only available approach to functionally investigate the spermatogonial stem cell biology in mammals and probably in other vertebrates. In the ...
Innate Immunity in Wooless Lamb to Larvae of Amblyomma cajennense Tick (Fabricius, 1787) (Acari: Ixodidae)
(Wiley-Blackwell, 2010-04-01)
P>The Cayenne tick Amblyomma cajennense infests preferably horses in its adult form but other mammal species in its immature stages and is the main vector of Rickettsia rickettsii, the Brazilian spotted fever pathogen. As ...
Fruiting phenology of palms and trees in an Atlantic rainforest land-bridge island
(Elsevier Gmbh, Urban & Fischer Verlag, 2009-01-01)
Tropical forests show periods of scarcity and high fruit production in the same year and/or between years. Palms are an important component of Neotropical rainforests and a significant food resource for several frugivores. ...
Use of Aspiration Method for Collecting Brain Samples for Rabies Diagnosis in Small Wild Animals
(Wiley-Blackwell Publishing, Inc, 2011-02-01)
P>In developing countries such as Brazil, where canine rabies is still a considerable problem, samples from wildlife species are infrequently collected and submitted for screening for rabies. A collaborative study was ...
Seroprevalence of Toxoplasma gondii in free-living Amazon River dolphins (Inia geoffrensis) from central Amazon, Brazil
(Elsevier B.V., 2011-12-29)
Toxoplasma gondii is an important pathogen in aquatic mammals and its presence in these animals may indicate the water contamination of aquatic environment by oocysts. Serum samples from 95 free-living Amazon River dolphins ...
Use of In Vivo and In Vitro Systems to Select Leishmania amazonensis Expressing Green Fluorescent Protein
(Korean Soc Parasitology, Seoul Natl Univ Coll Medi, 2011-12-01)
Various Leishmania species were engineered with green fluorescent protein (GFP) using episomal vectors that encoded an antibiotic resistance gene, such as aminoglycoside geneticin sulphate (G418). Most reports of GFP-Leishmania ...
Metodologia para quantificação de leucóciotos totais em peixe Oreochromis Niloticus
(2008-08-04)
Haematological investigation is an important part of disease diagnosis. The techniques used for mammals are generally applicable for fishes with slight modification. The presence of nucleated erythrocytes and thrombocytes ...
Detecção de Escherichia coli e Salmonella spp. em microbiota intestinal de Psittaciformes em fase de reabilitação para soltura
(2010-06-01)
Escherichia coli is a bacteria of the Enterobacteriacea family and it is part of the enterical microflora of mammals and of many species of birds. Salmonella spp. also belongs to the family Enterobacteriacea, it is responsible ...