Is it all in the genes? A trainer's knowledge of a horse’s genetics might influence its training program

Is it all inthe genes?Is knowledge of the basic genetic make-up of a yearlingthe future? Genetic tests might be used to makedecisions about which sire and dam to breed together.Once born, a genetic test may decide which foals shouldbe sent to the sa…

Is knowledge of the basic genetic make-up of a yearling the future? Genetic tests might be used to make decisions about which sire and dam to breed together. Once born, a genetic test may decide which foals should be sent to the sales and which to keep and race. As a trainer knowledge of a horse’s genetics might influence its training program and the direction of its racing career. Until recently, such genetic tests have not been available, but now this area of technology is changing fast.

By Dr David Marlin

First Published (20 April 2011 - Issue 20)

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Recurrent airway obstruction in racehorses

Recurrent AirwayObstruction inracehorsesR AO is the most recentlyadopted term and describeswhat happens to affectedhorses, namely that theyexperience intermittentepisodes of blockage (obstruction) of thesmaller airways deep in the lung. Thisobstruct…

The old name for it is “broken wind,” we used to call it COPD (Chronic Obstructive Pulmonary Disease), we refer to it more commonly as “heaves,” and the most recent term that was adopted by vets and scientists who were studying it is Recurrent Airway Obstruction (RAO). Many of these terms are still in common use, and different groups of people involved with horses will possibly recognize the different terms for what is exactly the same condition.

By Dr David Marlin

First Published (20 October 2010 - Issue 18)