Recent News for Assisted Reproduction

Article

Shatner's Ex-Wife Sues Over Horse Semen

May 15, 2003

According to an Associated Press story, "Star Trek" star William Shatner's ex-wife has sued him for breach of contract over breeding privileges of three American saddlebred stallions.

“Marcy Lafferty Shatner claims in her civil lawsuit... Read More

Article

Uterine Lavage Before Insemination Not Harmful to Mare Fertility

April 23, 2003

Uterine lavage can be performed immediately prior to artificial insemination in mares without adversely affecting fertility, according to a recent study completed at the University of Idaho (UI) in Moscow, Idaho. The uterine lavage process is... Read More

Article

Embryo Transfer Technique

April 01, 2003

Advanced reproductive technologies that can be used in horses are expanding every year. Geography is no longer a limiting factor in choosing a mate for your mare, as fresh cooled semen can be shipped across North America with ease. Frozen semen also ... Read More

Article

AAEP Convention: Horseman's Day

March 01, 2003

Horseman's Day, held for the third time as part of the annual AAEP convention, was another rousing success. Helping stimulate the interest and enthusiasm was the quality of the speakers. They couched their talks in terms the average horse owner... Read More

Article

AI Made Easy

February 04, 2003

When frozen semen was first introduced, pregnancies were achieved by checking the mare frequently each day and breeding with a single dose of semen as close to ovulation as possible. Therefore, this was adopted as standard operating procedure, said ... Read More

Article

Horseman's Day at the 2002 AAEP Convention

December 17, 2002

Horseman’s Day, held for the third time as part of the annual AAEP convention, was another rousing success. There weren’t as many people in attendance as there were in San Diego last year, but they were just as enthusiastic. AAEP officials said... Read More

Article

Factors Affecting Fertility with Cooled Semen

November 26, 2002

With the use of cooled shipped semen on the rise, breeders want to maximize the effects of this new technology as best they can. However, there are a variety of factors that can affect fertility with cooled semen, said Dickson Varner, DVM, MS,... Read More

Article

Deep Horn Insemination Technique

November 08, 2002

In his presentation "Deep Horn Insemination" at the Hagyard-Davidson-McGee Bluegrass Equine Reproduction Symposium Oct. 25, John Steiner, DVM, Diplomate ACT, discussed two ways to use minimal numbers of sperm deposited at the tip of the uterine... Read More

Article

Foal Sex Selection

November 01, 2002

Sex selection of foals prior to conception is highly desirable for horse breeders. Currently, sperm can be sorted by their X and Y chromosomes, improving odds of sex selection through artificial insemination. Flow cytometry measures DNA in cells... Read More

Article

Effects of Airport Radiation on Shipped Semen

October 25, 2002

As airports across the country and around the world continue to tighten security, there is a growing concern among some researchers that increased irradiation levels for screening luggage and shipped parcels have the potential for damaging... Read More

Article

Purina Veterinary Conference 2002

October 16, 2002

Only 20 miles from downtown St. Louis, Mo., is a 1,200-acre research farm owned by the nutrition company Purina Mills. On Oct. 3-5, 140-plus veterinarians and another 50 Purina Mills representatives gathered to tour that research facility and... Read More

Article

Finding a Suitable Cooled Semen Facility

October 01, 2002

Q: I'm considering using shipped cooled semen for my mare. I want to find a reliable farm/facility to take the shipment and breed her. How do I find a qualified facility? What questions do I need to ask about quality? ... Read More

Article

New CSU Semen Facility Meets International Standards

September 11, 2002

The new stallion barn at Colorado State University’s Equine Reproduction Laboratory, specifically designed to meet the requirements for exporting semen internationally, is now complete and prepared to handle client requests around the... Read More

Article

AQHA Settles Embryo Transfer Lawsuit

June 12, 2002

The American Quarter Horse Association has eliminated all restrictions regarding the registration of foals produced through embryo transfer as part of an out-of-court settlement with a coalition of breeders.

For a couple of years, the... Read More

Article

Modifying Semen Extender

June 01, 2002

Stallion semen is particularly susceptible to freeze-thaw damage, so multi-step procedures are being developed and evaluated to slowly extend and cool the semen prior to freezing it. In addition, the common semen extender INRA82, developed at... Read More

Article

Texas Judge Upholds Antitrust Ruling Against the AQHA

May 30, 2002

A Texas judge reaffirmed on May 16 his earlier decision that an American Quarter Horse Association (AQHA) rule restricting the number of registered foals produced through embryo transfer violates the state's... Read More

Article

Flushing Solution?

May 01, 2002

I worked at a breeding farm when I was in high school, and after we inseminated the mare we flushed the tube with some type of solution that either was skim milk or reminded me of skim milk. What was that solution and was it necessary?... Read More

Article

Ground vs. Breeding Mount Semen Collection

April 01, 2002

We have show pony breeding stallions, and as of last year are doing almost all shipped semen. This year we are seriously thinking about expanding our business to offer semen collection and shipping services for outside stallions, which will... Read More

Article

Scientists Uncover New Way to Assess Ovulation

February 13, 2002

Veterinarians generally assess whether a mare has ovulated and is ready to breed by rectal palpation. However, new research suggests that a mare’s blood plasma sample can tell the veterinarian just as accurately that ovulation has occurred. The... Read More

Article

Rare Donkey Born Through Embryo Transfer in Australia

February 06, 2002

Monash University reproductive research is helping save the world's most endangered donkey breed.
 
In a world first, a rare and prehistoric-looking Poitou donkey foal has been born to a surrogate Standardbred horse after embryo... Read More

Article

AAEP Convention 2001: Reproduction Research

February 01, 2002

Presentations on reproduction have long been a hallmark of AAEP gatherings, and this year was no exception. The full-day reproduction session was split into two parts--the first was of a general nature, while the afternoon in-depth session... Read More

Article

Courts May Settle Artificial Insemination Debate

January 24, 2002

Published in the Jan. 26 issue of The Blood-Horse

Thoroughbred breeders who are happy with the industry's staunch opposition to artificial insemination and embryo transfer should not get too comfortable.

"Don't think... Read More

Article

Assessing Sperm Quality

January 03, 2002

Laboratory assays have been developed which evaluate multiple sperm parameters on large numbers of sperm in a semen sample. These assays may prove useful in evaluating semen prior to insemination or at the beginning of the breeding season.... Read More

Article

A Breed Apart: Cooled and Frozen Semen

October 15, 2001

The shipping of cooled and frozen semen has opened the door to a wide variety of breeding opportunities for horse owners, providing, of course, that their breed organization permits artificial insemination (AI) with shipped semen. A mare in New... Read More

Article

Restraint Techniques for Breeding

October 08, 2001

When a mare and a stallion meet, love might be in the air...but there's the potential for danger, too. Particularly when humans get in the middle of it all. In our efforts to orchestrate the best possible combinations of... Read More