Recent News for Assisted Reproduction

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Stallion Semen Tests: Which to Use and What Do They Mean?

September 12, 2013

Learn what different semen evaluations can tell veterinarians about a stallion's fertility.... Read More

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Judge: Registry Must Accept Quarter Horse Clones

August 15, 2013

Judge Mary Lou Robinson said she will sign an order requiring the AQHA to register cloned animals.... Read More

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Dressage Champion Rusty Euthanized

August 09, 2013

Rusty, who was 25 when he was euthanized last week, has two clones to carry on his genetic legacy.... Read More

Scientists at the Smithsonian Conservation Biology Institute are celebrating the birth of a female Przewalski’s horse—the first to be born via artificial insemination. The foal’s birth July 27 signals a huge breakthrough for the survival of this species.

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Przewalski's Horse Foal Born via Artificial Insemination

August 02, 2013

The filly, born July 27, is the first Przewalski's Horse to be bred using artificial insemination. ... Read More

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Jury Rules Against AQHA Cloning Rules

July 31, 2013

A jury found the AQHA's rule forbidding the registration of cloned horses is a violation of antitrust laws.... Read More

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Quarter Horse Cloning Lawsuit Heads to Court

July 15, 2013

A lawsuit challenging AQHA rules preventing registration of cloned horses heads to court this week.... Read More

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Technique for Sexing Equine Embryos Evaluated

July 06, 2013

One embryo biopsy technique yields accurate results for sex determination without serious threat to survival.... Read More

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UC Davis Seeks Recipient Mare Donations

June 05, 2013

UC Davis is seeking donations of young, healthy mares for its teaching herd to serve as embryo recipients.... Read More

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First Clone-to-Clone Foal Produced

May 13, 2013

Cloning science advanced when the world’s first filly produced by a clone and out of a clone was born. ... Read More

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Recipient Mare Traits Passing On to Foals

May 07, 2013

Is there any proof or research available about the receiving mare's effect on the foal?... Read More

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Hot Topics in Equine Reproduction

April 08, 2013

Researchers are continually making advancements to improve equine artificial insemination.... Read More

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'Cheap 'n' Easy' Method for Evaluating Stallion Sperm Described (AAEP 2012)

January 27, 2013

Researchers studied the use of Dip Quick stain for examining sperm morphology with positive results.... Read More

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Commentary: Australian Case Rekindles Debate on AI in Thoroughbreds

January 11, 2013

The debate over AI in the Thoroughbreds has been around just about as long as the practice itself.... Read More

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Champion Barrel Racer Scamper Dead at 35

July 05, 2012

Scamper, the champion Quarter Horse barrel racing gelding who was cloned in 2006, died July 4 at 35-years-old.... Read More

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Cloning and Embryo Transfer Legal Issues

May 23, 2012

The legality of cloning and embryo transfer in horses were discussed at a recent equine law convention.... Read More

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Lawsuit Challenges AQHA Cloned Horse Registration Policy

April 25, 2012

Rule 227(a) prohibits cloned horses or their offspring from being included in the AQHA breed registry.... Read More

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Single Layer Centrifugation Benefits in Horse Breeding

April 20, 2012

SLC can help breeders address problems associated with breeding both stallions and mares.... Read More

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Identifying Genetic Disorders in Equine Embryos

April 09, 2012

According to Hinrichs, the team has achieved success rates greater than 97% in identifying genetic disorders.... Read More

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Processing High- and Low-Quality Semen in Horses (AAEP 2011)

April 03, 2012

Using cooled-shipped semen to breed mares is a common practice, but not all spermatozoa tolerate cooling well.... Read More

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Assisted Equine Reproduction Horse Course Archived

March 14, 2012

Foss explained a number of scientifically advanced assisted reproduction techniques and relayed how they work.... Read More

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Teaching Novice Stallions to Use a Dummy Mount (AAEP 2011)

February 13, 2012

The time required to train a stallion to use a dummy mount can range from few days to several weeks.... Read More

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Stored Semen Processing Method Evaluated

January 13, 2012

A scaled-up single layer centrifugation method improved stored semen quality.... Read More

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Artificial Insemination: What's New?

December 01, 2011

Precise timing and specialized tools are the mainstays of successful equine insemination.... Read More

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Royal Blue Boon, First Commercially Cloned Horse, Dies

October 17, 2011

The blue roan Quarter Horse mare died last week in Weatherford, Texas, at the age of 31. ... Read More

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Embryo Recovery Procedures and Collection Success: A Review (AAEP 2010)

March 05, 2011

Since the first live foal produced by embryo transfer was born in 1974, the procedure has become one of the most popular assisted reproduction options for breeders with mares who are valuable or for mares that are to remain in competition. According ... Read More