Genetics

Article

First Foal Sired by Cloned Stallion Born

May 22, 2008

The first foal sired by a cloned stallion is now nearly a month old. The filly, named Pierazade du Vialaret, is the first get of stallion Pieraz-Cryozootech-Stallion, a clone of two-time World Champion endurance horse Pieraz.

The original... Read More

Article

Cataracts in Horses

May 06, 2008

Cataracts have been found to be heritable in Belgians, Morgans, Thoroughbreds, Rocky Mountain Horses, and Quarter Horses. In other instances, cataracts can develop secondary to trauma or due to chronic inflammation from uveitis (moon blindness).... Read More

Article

First Offspring of an Equine Clone Born in Italy

April 29, 2008

Prometea, the blazed Haflinger who gained notoriety in 2003 as the world's first horse clone, has given birth to a colt. Today the Laboratorio di Tecnologie della Riproduzione (LTR) in Cremona, Italy, announced the March 17 arrival of Pegaso, who... Read More

Article

Uveitis: Medical and Surgical Treatment

April 19, 2008

Equine recurrent uveitis (ERU) is like an autoimmune response, tending to be a dynamic process with shifts in immune reactivity that cause a waxing and waning of uveitis episodes.... Read More

Article

Carolina Horsemen Trying to Save Rare Breed

April 15, 2008

During centuries of isolation on the Carolina sea islands, the short-legged, sway-backed Marsh Tacky horses became perfectly suited for toiling long hours in the swamps and oppressive humidity.

But their wild looks and workhorse... Read More

Article

Polysaccharide Storage Myopathy: Blame It on the Genes

April 11, 2008

A genetic mutation in an enzyme called muscle glycogen synthase might be responsible for polysaccharide storage myopathy (PSSM)--a debilitating and life-threatening disease in horses characterized by abnormally high glycogen (the storage form of... Read More

Article

Campaigns Work to Keep Endangered Draft Breeds Viable

March 28, 2008

Suffering dramatic drops in numbers of registered animals, several European draft horse breed societies are coming up with targeted promotional campaigns in order to keep their breeds alive.

In England, the critically endangered Suffolk is... Read More

Article

Hitting the Road for Education

February 01, 2008

Take more than 1,000 veterinarians and veterinary students from around the globe, some armed with presentations representing thousands of hours worth of equine research, and add to it some tartan, bagpipes, and Scottish fare. Drop it all into a... Read More

Article

Retired Racehorses to Participate in Texas A&M Study

January 29, 2008

More than 100 horses currently being cared for by the Thoroughbred Retirement Foundation (TRF) will take part in a study at Texas A&M University that will attempt to identify genes in horses predisposed to fractures and catastrophic injuries... Read More

Article

The Genetics Revolution

January 13, 2008

Mapping the horse genome used to be a pie-in-the-sky type of wish for veterinary geneticists: Understanding the genetic makeup of the horse could help them unlock a plethora of equine health mysteries and improve horse care. It was a tough... Read More

Article

Curly Horse Farm Caters to Allergic Equestrians

January 05, 2008

Curly is on its way to becoming the fashion in France--not only in the hairdressers' salons, but in the stables, including a new equestrian center just north of the Riviera.

Since 2000, American Bashkir Curly breeding farms have been popping u... Read More

Article

Study: Light-Colored Horses at Higher Risk of Dying from West Nile Virus

January 03, 2008

Researchers at the Western College of Veterinary Medicine in Saskatchewan, Canada, recently published a study indicating that light-colored horses diagnosed with West Nile virus (WNV) might be more likely to succumb to the disease than their... Read More

Article

Tobiano Gene Discoveries Mean Better Tests

December 01, 2007

Looking to breed for spots and have certainty about it?

Breeders trying to produce horses with tobiano coloring have a new tool, available through genetic research, to help them select their breeding stock.

Read More

Article

Good Genes: Genome Research has Broad Applications for Horse Health

November 29, 2007

Research into the equine genome is revealing the tiny source of many big problems affecting horses. Scientists received a whole new set of tools when the first version of the equine DNA sequence--the genetic code of horses, arranged into the... Read More

Article

New Research on PSSM Prevalence, Heritability in Progress

October 04, 2007

Researchers with the University of Minnesota have identified polysaccharide storage myopathy (PSSM) in 6-12% of overtly healthy Quarter Horses on six farms involved in a new study. They also said the disease could be more common within certain... Read More

Article

MAF Beginning First Phase of Equine Genetic Research Consortium

July 19, 2007

Equine scientists will begin developing a unique set of research tools that will lead to major advances in the health of horses worldwide through the Morris Animal Foundation's Equine Consortium for Genetic Research.

The Equine Consortium... Read More

Article

The Equine Genome: What it Means for the Future of Horse Health

July 17, 2007

The National Human Genome Research Institute announced the first assembly of the completed horse DNA sequence on Feb. 7, 2007. Why would a human health... Read More

Article

Glycogen-Branching Enzyme Deficiency (AAEP 2006)

July 16, 2007

Glycogen-branching enzyme deficiency, a genetic mutation affecting a particular glycogen-storage enzyme, is traced back to Quarter Horse sire King or his sire, Zantanon. Up to 8% of Quarter Horses and Paint horses carry the GBED defect. ... Read More

Article

Hyperkalemic Periodic Paralysis: 14 Years Later

July 04, 2007

Sharon Spier, DVM, Dipl. ACVIM, PhD, associate professor at the University of California, Davis, has pioneered much of the research on HYPP. She presented updated information gleaned over the past 14 years on this disease at the 2006 AAEP... Read More

Article

HERDA: DNA Tests Available for Disfiguring Skin Disease

May 28, 2007

Scientific research has scored another significant victory in the equine world. Two DNA tests are now available to detect carrier status for hereditary equine regional dermal asthenia (HERDA), also known as hyperelastosis cutis (HC).

Today... Read More

Article

The Genetics of Champagne Coloring

May 26, 2007

The champagne gene is a dominant dilution gene, first documented in 1996 by Philip Sponenberg, DVM, PhD, of Virginia Tech and Ann Bowling, PhD, of UC Davis. Prior to this the champagne gene was often misidentified. Many champagnes were... Read More

Article

Endangered Marsh Tacky Horses DNA Tested for Conservation

May 23, 2007

The Carolina Marsh Tacky herd can trace its heritage back to the Civil War.... Read More

Article

Appaloosa Project Researchers Investigate the Science of Spots

April 27, 2007

The Appaloosa Project is a research initiative being conducted by a team of researchers from Canada and the United States. It is a long-term effort designed to identify and isolate the main genes responsible for Appaloosa patterning, and to... Read More