Category Archives: Equine Genetics

Direct Genetic Test Now Available for Equine Dun Gene

Animal Genetics is pleased to announce that Rolf de Kloet has uncovered the specific point mutation that produces the Dun dilution in horse coat color.  Mr. de Kloet’s research is significant because the specific genetic mutation responsible for Dun dilution … Continue reading

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The ISAG Profile for Canine and Equine DNA Testing

The International Society of Animal Genetics (ISAG) developed the ISAG Profile to standardize genetic profiles of dogs, horses and other animals. The ISAG Profile is very useful because it allows the results from one lab to be successfully compared with … Continue reading

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Equine Malignant Hyperthermia (MH)

Malignant Hyperthermia or MH is a genetic muscle disorder that affects Quarter Horses and related breeds.  Horses with the MH mutation may not show any physical signs of the disorder until triggered by exposure to anesthesia or extreme exercise or … Continue reading

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JEB 1 Testing for Belgian Draft Breed and JEB 2 Testing for American Saddlebred

Animal Genetics is pleased to offer tests for the presence of JEB 1 (Junctional Epidermolysis Bullosa) in Belgian Draft horse breeds and JEB 2 in the American Saddlebred breed.  Clients sometimes ask if we can test for JEB in other … Continue reading

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Testing for Equine Polysaccharide Storage Myopathy (PSSM)

Equine Polysaccharide Storage Myopathy, or PSSM, affects many types of horses including quarter horses, paint horses, appaloosas, draft horses and warmbloods. Horses with PSSM are not able to properly convert carbohydrates into energy. The un-metabolized carbohydrates collect in the muscles … Continue reading

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Glycogen Branching Enzyme Deficiency (GBED)

Glycogen Branching Enzyme Deficiency or GBED is a fatal genetic mutation that affects Quarter Horse foals. The mutation prevents foals from properly utilizing glucose, causing damage to the muscles and vital organs. Affected foals often die at birth or shortly … Continue reading

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