Strangles, the highly contagious upper respiratory disease caused by the bacterium, Streptococcus equi (S. equi) has been front and centre on social media lately with numerous disease alerts being posted.  These alerts are triggered by positive test results for S. equi and reported by an official laboratory to the provincial or state veterinary office.  Given…

It is not uncommon for mares to have trouble getting pregnant because their uterus remains too inflamed after breeding. This condition is referred to as persistent breeding-induced endometritis (PBIE). Ontario Veterinary College researcher, Dr. Tracey Chenier is working to find out what causes this inflammation and how to treat it. “Horse owners and breeders often…

Researchers from the Ontario Veterinary College (OVC) and University of Toronto are developing a novel method to measure the quality of cartilage in horses using electroarthrography (EAG). EAG is a non-invasive technique that uses electrodes attached to the skin around a joint to detect electrical signals produced by the cartilage when it is loaded. Dr.…

Equine Guelph 2024 Research Annual Volume 21 – cover story by: Jackie Bellamy-Zions Gastrointestinal issues (GI) are the number one cause of morbidity in horses other than old age.   An unhealthy digestive system can cause poor performance, pain, discomfort, diarrhea, and a whole host of issues that can sideline your horse.  It’s no wonder researchers…

Overriding Spinous Process, otherwise known as Kissing Spine can cause back pain and poor performance, especially when two or more vertebrae touch or overlap. Assistant Professor Dr. Nathalie Cote in the department of Large Animal Surgery at Ontario Veterinary College recently presented a new less invasive surgical approach to treat this issue that is showing…

A study has uncovered that exposure to Neospora parasites is widespread among Ontario broodmares and may play a role in Equine Abortions.  Dr. Chenier, MSc student Olivia Johns and epidemiologist Dr. David Pearl at the Ontario Veterinary College have collected samples from Ontario breeding farms to find seroprevalence is close to 30%. Risk factors identified…

Prevention is the ideal when it comes to lameness but practically everyone who has owned horses has dealt with a lay-up due to an unforeseen injury at some point.  The following article will provide tools to sharpen your eye for detecting lameness, review prevention tips and discuss the importance of early intervention.  It will also…

Story by:  Dr. Janet Beeler-Marfisi There’s nothing like hearing a horse cough to set people scurrying around the barn to identify the culprit. After all, that cough could mean choke, or a respiratory virus has found its way into the barn. It could also indicate equine asthma. Yes, even those “everyday coughs” that we sometimes…

In a new University of Guelph study at the Ontario Veterinary College, preliminary findings reveal that a perception exists among horse owners and some event organizers viewing vaccination as a ‘bullet-proof’ intervention that will protect their horse from ailments.  While vaccination is important, it does not make horses invincible to infectious disease and there are…

What happens if the quarterback of the immune system goes rogue? In a study set to begin in June 2023, Ontario Veterinary College researcher, Dr. Janet Beeler-Marfisi, will be looking at macrophage responses to the agents that cause asthma in horses.  While studies on equine asthma have been ongoing for over 40 years, we still…

First published in Equine Guelph’s 20th Research Annual – January 11, 2023 Two studies led by Dr. Judith Koenig and her team at the Ontario Veterinary College have shown equine pooled cryopreserved umbilical cord blood, (eCB) MSC, to be safe and effective in treating joint pain and inflammation.  Both studies received funding from Equine Guelph.…

Most humans are good at giving someone a wide berth if they approach with a furrowed brow but how good are horses at interpreting our expressions?  Dr. Katrina Merkies, researcher and associate professor at the University of Guelph and her team found out in a study involving 20 lesson ponies and some talented actors. There…