Results: 994

Review on trypanosomiasis and their prevalence in some country on the Red Sea

Braz. j. biol; 83 (), 2023
Abstract Trypanosomiasis is a protozoan infection affecting both human and animals in almost all parts of the world. It can affect a very large range of domestic and wild hosts including camelids, equines, cattle, buffaloes, sheep, goats, pigs, dogs and other carnivores, deer, gazelles and elephants. Thi...

The impact of cow dung augmentation on soil restoration and bio-accumulation of metals (Lead and Cadmium) in Pheretima posthuma (Annelida: Clitellata)

Braz. j. biol; 83 (), 2023
Abstract To investigate the role of cow dung in soil reclamation and bio assimilation along with bio accumulation of heavy metals in earthworm (P. posthuma) (N=900) earthworms were used and treatment groups of CD-soil mixture of different proportion of cow dung were designed. Nonlethal doses of lead acet...

Comparative study on the distribution and expression of Neuroglobin and Hypoxia-inducible factor-1α in the telencephalon of yak and cattle

Braz. j. biol; 83 (), 2023
Abstract The telencephalon refers to the most highly developed and anterior part of the forebrain, consisting mainly of the cerebral hemispheres. The study determined Neuroglobin (Ngb) and Hypoxia-inducible factor (HIF-1α) expression in the telencephalon of yak and cattle, and compare the expression...

Comparative study of the distribution and expression of Neuroglobin and Hypoxia-inducible factor-1α in the adult and young Yak Brain

Braz. j. biol; 83 (), 2023
Abstract Background The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. Aim The study examined the expression of Neuroglobin (Ngb) and Hypoxia-inducible factor-1α (Hif-1α) in adult and young yak brain tissues, and provided res...

O que os olhos não veem a microcirurgia ensina: modelo de treinamento oftalmológico com olho de boi

Rev. bras. oftalmol; 82 (), 2023
RESUMO Objetivo Descrever e validar um modelo oftalmológico para treinamento de transplante e microssutura de córnea utilizando globo ocular bovino. Métodos Para a montagem do modelo de treinamento, o globo ocular foi disposto sob o campo cirúrgico, apoiado sobre um recipiente plástico cilíndri...

Does the mycotoxin ingestion by beef heifers on feedlot change the productive parameters?

Biosci. j. (Online); 39 (), 2023
In intensive beef cattle production systems, silage, corn, soy bean, and their coproducts are commonly used as feed. However, these ingredients are highly susceptible to contamination by fungi and mycotoxins, which may lead to immunological challenges and reduce animal production. The aim of the present ...

Caracterización de Escherichia coli productoras de toxina Shiga (STEC) recuperadas de canales bovinas uruguayas
Characterization of Shiga toxin-producing Escherichia coli (STEC) recovered from Uruguayan bovine carcasses

Escherichia coli productor de toxina Shiga (STEC) es un microorganismo zoonótico que coloniza el tracto intestinal de los animales y causa en el hombre diarrea de severidad variable y enfermedades graves, entre ellas, el síndrome urémico hemolítico post-entérico por STEC (SUH-STEC). El SUH-STEC inte...

Characterization of dairy farms in a family-farm system in the municipality of Senador Guiomard, Acre State, Western Amazon

National dairy production is characterized by significant heterogeneity in production techniques and herd and farmer profiles. Our objective was to characterize 18 dairy farms under family farming in Senador Guiomard, Acre State, from January to December 2019. Data were gathered through 255-question semi...

The in vitro effects of n-3 fatty acids on immune response regulation of bovine ex vivo endometrial explants

Fatty acids are considered metabolic intermediaries, although new facts indicate they also work as signaling molecules with different roles in the immune response. Based on that, in this study, we investigated the anti-inflammatory effects of n-3 polyunsaturated fatty acids (PUFAs) as eicosapentaenoic ac...

Development of an interactive multidisciplinary platform for the bovine neuroanatomy study

Int. j. morphol; 40 (6), 2022
SUMMARY: The anatomy study is part of the basic cycle of disciplines that composes Veterinary Medicine college curriculum, and its comprehension is essential for other courses subject understanding. However, the current student's profile, the reduced time frame of superior education programs, and the mul...