Results: 171

Comparación Morfométrica de Esqueletos Transparentados de Cuatro Especies de Roedores Myomorfos

Int. j. morphol; 42 (1), 2024
Las técnicas de doble tinción y transparentación se han usado desde 1897, pero su utilidad ha sido poco explorada en los estudios anatómicos de micromamíferos adultos. No obstante, la combinación de estas técnicas con el análisis alométrico mutivariado posibilita el estudio de esqueletos poscran...

Effects of consumption of mauritia flexuosa fruits on renal and hepatic functions in growing rats

ABCS health sci; 48 (), 2023
INTRODUCTION: Previous studies have reported that buriti (Mauritia flexuosa L. f.) is a typical fruit from the Brazilian cerrado ecosystem and an important food source for low-income populations. Its composition is rich in carotenoid polyphenols, monounsaturated fatty acids, and ascorbic acid. However, s...

Description of Pudica wandiquei n. sp. (Heligmonellidae: Pudicinae), a nematode found infecting Proechimys simonsi (Rodentia: Echimyidae) in the Brazilian Amazon

Braz. j. biol; 83 (), 2023
Abstract A new species of nematode parasite of the subfamily Pudicinae (Heligmosomoidea: Heligmonellidae) is described from the small intestine of Proechimys simonsi (Rodentia: Echimyidae) from the locality of Nova Cintra in the municpality of Rodrigues Alves, Acre state, Brazil. The genus Pudica include...

Behavioral repertoire of the Brazilian spiny-rats, Trinomys setosus and Clyomys laticeps: different levels of sociality

Braz. j. biol; 83 (), 2023
Abstract Behavior is a useful trait for comparative studies that provide the comprehension of phylogenetic relationships among species. Here, we present a description of two spiny-rats species' behavioral repertoire, Clyomys laticeps and Trinomys setosus (Rodentia: Echimyidae). The affiliative and agonis...

Anthelmintic usage on the performance of the Agouti (Dasyprocta leporina) reared intensively in Trinidad and Tobago, West Indies

Braz. j. biol; 83 (), 2023
Abstract Anthelmintic drugs have been used strategically in livestock reared in the tropics. These drugs have been used in the treatment of endoparasitism which have resulted in an increase in the animals' performance. The agouti (Dasyprocta leporina) is a neo-tropical rodent with the potential for domes...

Anthelmintic usage on the Reproductive Parameters in Captive reared Agoutis (Dasyprocta leporina) in Trinidad and Tobago, West Indies

Braz. j. biol; 83 (), 2023
Abstract The agouti (Dasyprocta leporina) is a rodent that is found in the Neo-tropical region. This animal is hunted for its meat but has recently been reared in captivity as a source of meat protein in rural communities. A 20-month experiment was carried out to evaluate the effect of an anthelmintic on...

The role of pacas of captivity as a potential reservoir of zoonotic fungi in Acre, Western Amazon, Brazil

Wild animals can be natural reservoirs of different microorganisms, essential for monitoring these pathogens for the generation of knowledge and creation of tools aimed at programs for the prevention and control of infectious diseases, including zoonoses. The objective was to report the fungal diversity ...

Distribuição espacial de carrapatos (Acari: Ixodidae), no período de 2018 a 2021, no município de Jacareí/SP - Região Metropolitana do Vale do Paraíba

A Febre Maculosa Brasileira - FMB é doença exantemática, causada pela bactéria Rickettsia rickettsii e transmitida pela picada de carrapatos do gênero Amblyomma infectados. A Região Metropolitana do Vale do Paraíba e Litoral Norte - RMVPLN é área de risco para transmissão da doença, com regist...

Physiological gait test: an effective method for analyzing balance, locomotion, and neuromuscular disorders in rats and a comparison to the elevated beam test

The evaluation of animal locomotor activity is a behavioral tool widely used to measure the mechanisms underlying a particular disease, disorder, or injury, as well as the effects of exposure to a xenobiotic. The elevated beam test is one of the most used tests in rodents to assess balance and motor coor...

Primeiros estudos sobre ectoparasitos de pequenos mamíferos terrestres ocorentes em fragmentos de cerrado do centro agrotecnológico de Palmas (agrotins) - TO, Brasil

Os roedores e marsupiais são reconhecidos como reservatórios de patógenos de infecções virais, helmintíase, bacteriose e Protozoose, que podem ser prejudiciais à saúde de animal domésticos e humana. O presente estudo teve como objetivo fazer a primeira avaliação da fauna ectoparasitária de ro...