Publications by authors named "I C Mawhinney"

In 2018, a T. asinigenitalis strain (MCE663) was isolated in a Persian onager tested for contagious equine metritis (CEM) in a United Kingdom (UK) zoo. This bacterium had never been reported in the UK and Multilocus Sequence Typing described a new atypically divergent ST (ST60).

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Detection of Taylorella equigenitalis (CEMO) in the horse uses genital swabs. These swabs traditionally have been put in Amies charcoal transport medium for detection by culture but are also used for PCR. We determined the suitability of swabs without transport medium (Dry swabs) for CEMO PCR compared to swabs in Amies charcoal transport medium.

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Article Synopsis
  • The study compared the effectiveness of culture vs. quantitative PCR (qPCR) tests for detecting Taylorella equigenitalis (CEMO) in equine semen, using samples from two stallions at different time points post-ejaculation.
  • It found that culture was more sensitive for detecting CEMO in 7-day-old raw semen, but significantly less effective in extended semen, while qPCR showed consistent detection capability regardless of semen treatment.
  • However, detection in 23-day-old semen was challenging for culture due to interference from other organisms, while qPCR maintained similar performance, indicating its potential as a reliable detection method for CEMO in equine semen.
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This study compared a novel non-formaldehyde combination product developed for pathogen control in animal feed Finio (A), with a panel of three commonly used organic acid feed additive products: Fysal (B), SalCURB K2 (C) and Salgard (D). Products were evaluated for their ability to reduce Typhimurium DT104 and avian pathogenic in poultry feed. A commercial layer-hen mash was treated with each product and then mixed with feed previously contaminated (via inoculated meat and bone meal) with either or After 24 hours at room temperature, 10 replicate samples were taken from each preparation and plate counts were performed using a selective agar.

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Background: Three horse mares inadvertently inseminated with semen from a Tayorella asinigenitalis-positive Jack donkey developed severe, purulent endometritis whereas two Jenny donkeys mated naturally to the same Jack donkey did not develop clinical signs of infection.

Objectives: To isolate and identify the causative agent.

Study Design: Case report.

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