Genetics

Article

One in a Million, Part 1

July 21, 2010

Genetic testing has shown Dunbars Gold, a 1996 brindle Quarter Horse stallion, to be an extremely rare chimera, an individual with two DNA types. Of the more than 4.7 million American Quarter Horses registered with AQHA, only 15 are brindles... Read More

Article

Mutation Causing Lavender Foal Syndrome Identified

May 19, 2010

A mutation in the gene called myosin Va (MYO5A) is responsible for Lavender Foal Syndrome (LFS).... Read More

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Breakthrough in Genetic Testing of Embryos

April 18, 2010

Early this year, frozen embryos that had undergone genetic testing were thawed and successfully transferred into the uteri of surrogate mares at Minitube International Center for Biotechnology in Mount Horeb, Wis.

The benefit of gen... Read More

Article

Allergy, Parasite Link Investigated

April 01, 2010

Horses with allergic diseases, like recurrent airway obstruction, might have fewer parasites.... Read More

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Family of Hermaphroditic Horses Identified

March 30, 2010

Koko the horse appeared to be a typical mare, but when she began acting overly aggressive and trying to mount her female counterparts, her owner became suspicious.

After a barrage of tests at the University of Guelph's Ontario Ve... Read More

Article

Horses Needed for Equine Metabolic Syndrome Research Project

March 22, 2010

Equine metabolic syndrome is a devastating disease characterized by the three main features of obesity, insulin resistance, and laminitis. Certain breeds or individual horses are predisposed to EMS, and are often referred to as "easy keepers." These... Read More

Article

Rare White Thoroughbred to Debut at Turfway

March 19, 2010

When Paul Megson attended the 2007 Keeneland November breeding stock sale with his young daughter, Valerie, he had his eye on a particular weanling that stood out from the hundreds of other catalog entries because of one obvious reason: his pur... Read More

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Advances in Equine Medicine Discussed at AAEP

February 27, 2010

What was the hottest news in equine veterinary medicine in 2009? During the popular Kester News Hour session at the annual American Association of Equine Practitioners (AAEP) Convention, three top veterinarians (who focus on equine reproduction... Read More

Article

Gluck Faculty Attend Plant and Animal Genome Conference

February 27, 2010

Researchers and graduate students from the University of Kentucky's (UK) Gluck Equine Research Center attended the annual Plant and Animal Genome Conference (PAG), held Jan. 9 through 13 in San Diego, Calif., to share equine genomic researc... Read More

Article

Horse Speed Gene Identified; Commercial Testing Available

February 24, 2010

Irish researchers have found that horses with a specific mutation in the gene called myostatin (MSTN) have improved athletic performance.

"A variety of mammalian species with specific MSTN variants have characteris... Read More

Article

First Biopsied Vitrified Embryo Foal Born

February 15, 2010

The world's first foal from a biopsied and vitrified embryo transferred into a surrogate mare was born Jan. 27, 2010, at Minitube International Center for Biotechnology in Mount Horeb, Wisc. The procedure used to create the filly provides ho... Read More

Article

Flaxen Chestnut Color Inheritance Studied

February 08, 2010

Chestnut Morgan horses with lighter manes and tails, called "flaxen," are the subject of a research project seeking to unlock some of the mysteries of coat color inheritance.

The preliminary results from the Morgan study ha... Read More

Article

New Test for Chestnut Coat Color Genes in Horses Available

January 04, 2010

Chestnut coat color is not considered acceptable in some breeds of horses. A fast, cost-effective, and reliable method for the routine genotyping of alleles has been developed by Researchers from the Department of Genetics, Physical Anthropolog... Read More

Article

Deafness in American Paint Horses Examined

December 03, 2009

Paint Horses with certain coat patterns and blue eyes are more at risk for deafness than others.... Read More

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Genetic Testing for Coat Color in Horses Reviewed

November 28, 2009

One theory explaining this "horse of a different color" phenomenon is that, historically, only a few coat colors might have been appropriate for survival in the wild. For example, horses of a certain color could have been better camouflaged, consider... Read More

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Horse Genome Publication Key to Enhanced Research, Understanding

November 22, 2009

Where does an Appaloosa get its spots? What makes one horse more naturally suited for Western pleasure than dressage? Why do some horses get laminitis, and others don't? The short answer we all know is, "It's in the... Read More

Article

Breedings to Deceased Stallions Offered Via Injection Technique

November 17, 2009

A reproductive technique called intracytoplasmic sperm injection (ICSI), in which a sperm cell is injected directly into an egg, has resulted in foals from many mares that were no longer able to produce. However, it might be equally as... Read More

Article

Horse Genome Publication Concludes Kentucky Project

November 16, 2009

Four researchers from the University of Kentucky (UK) Maxwell H. Gluck Equine Research Center and a faculty member in UK's Department of Computer Science were among 58 co-authors of a research article published Nov. 6 in Science that... Read More

Article

Horse Genome Sequence Published

November 06, 2009

Professors Jim Mickelson, PhD, and Stephanie Valberg, DVM, PhD, of the University of Minnesota College of Veterinary Medicine are among the authors of "Genome Sequence, Comparative Analysis, and Population Genetics of the Domestic... Read More

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Genetic Diseases in Horses Reviewed for World Equine Vets

October 31, 2009

While genetic diseases exist in a number of horse breeds, many researchers have focused expressly on issues occurring in the Quarter Horse breed. Thanks to their efforts, genetic tests for several disorders specific to this breed are now... Read More

Article

Flaxen Color Genetic Research in Progress

October 02, 2009

Understanding the genetics of horse color could be a gateway to a deeper understanding of the molecular biology of the horse. Worldwide collaborative efforts, such as the Horse Genome... Read More

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Coat Color Studies Aid Health Research, Breeding Choices

September 21, 2009

Certain horse coat colors or patterns are associated with health or medical problems.... Read More