Publications by authors named "Wilson Roberto Fernandes"

Article Synopsis
  • Exercise intensity in horses is self-regulated, influenced by factors like social behaviors and operant conditioning, and may increase when another horse is seen ahead.
  • In an experiment with seven horses, displaying a video of a trotting horse led to higher heart rates, plasma lactate levels, and specific behavioral changes compared to a control image without horses.
  • The findings suggest that visual stimuli can motivate horses to exercise more intensely, indicating the ability of horses to adapt to social cues without the need for harsh training methods like using a whip.
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Copper toxicity is thought to be a rare condition in horses. However, the number of cases diagnosed in Brazil is growing. This article aims to describe cases of copper toxicity involving horses from different geographic locations and discuss findings of physical examinations, differential diagnoses and potential causes.

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Equine influenza is one of the major respiratory infectious diseases in horses. An equine influenza virus outbreak was identified in vaccinated and unvaccinated horses in a veterinary school hospital in São Paulo, SP, Brazil, in September 2015. The twelve equine influenza viruses isolated belonged to Florida Clade 1.

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Background: Rickettsia rickettsii is vectored by ticks, and some vertebrate hosts can be sources of infection to ticks during bacteremic periods. In Brazil, the main vector for R. rickettsii is the tick Amblyomma sculptum, a member of the A.

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