Recent News for Breeding and Reproduction

Article

One More Piece in MRLS Puzzle

November 01, 2002

Researchers at the University of Kentucky Livestock Disease Diagnostic Center (LDDC) have uncovered one more piece in the puzzle that is known as mare reproductive loss syndrome (MRLS). Whatever caused early fetal losses and late-term abortions... Read More

Article

Chronic Uterine Torsion in Mares

November 01, 2002

In late pregnancy, mares are susceptible to a dangerous complication called uterine torsion. Accounting for 5-10% of obstetrical emergencies, twisting of the uterus can be fatal to fetus and mare if left untreated. The hallmark of acute 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

Breeding Soundness Exam of the Mare

November 01, 2002

Horse breeding is a time-consuming and expensive business. Therefore, horse breeders must be able to assess the likelihood of a mare being able to conceive, carry a fetus through a pregnancy, and deliver a live foal. While unforeseen problems ca... Read More

Article

Foaling Alarms--Expecting Company?

November 01, 2002

There are several types of foaling alarms available. They are designed to notify the person responsible (owner, farm manager, or foaling attendant) that the mare is in labor. ... Read More

Article

The Body's Building Blocks

November 01, 2002

Like a structure made of tinker toys, protein is composed of smaller pieces--the amino acids. These can be rearranged to form the different types of protein-based tissues in the body. Protein is one of the basic nutrient elements of the equine... Read More

Article

Environmental Effects on Hormone Activity

October 31, 2002

Some compounds present in the environment, both from natural and man-made sources, can disrupt the delicate hormone balance necessary for reproduction in several species possibly including horses, according to Cynthia Corbitt Gulledge, PhD, of... Read More

Article

Bluegrass Equine Reproduction Symposium: Stallions

October 30, 2002

A four-day seminar focusing on reproduction education for veterinarians was hosted by Hagyard-Davidson-McGee veterinary firm in Lexington, Ky., Oct. 23-26 This is the fifth year for a fall seminar hosted by the group, which now alternates with a... Read More

Article

Fall Abortions in Kentucky

October 28, 2002

Pathologists at the Kentucky Livestock Disease Diagnostic Center (LDDC) in Lexington noticed that a few more fetal losses were being seen than was usual during August, September, and October. That prompted increased surveillance and reporting,... 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

The Gray Gene

October 23, 2002

British scientists have identified the distinctive gene that gives about 3% of the Thoroughbred population the gray coat color, and they plan to continue studying the genetics in hopes of learning why grays are more prone to developing melanomas... Read More

Article

Foundation Study Investigates Means to Avoid Caterpillar Contamination on Farms

October 18, 2002

The Grayson-Jockey Club Research Foundation announced today that it is funding a study to be undertaken by Prof. Daniel A. Potter, a renowned entomologist at the University of Kentucky, to facilitate the extermination of Eastern Tent Caterpillar... 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

American Quarter Horse Association Board of Directors to Consider Eligibility of Cremellos and Amendment of "White Rule"

October 16, 2002

Cremellos or perlinos, which are horses that exhibit light or pink skin over the body, white or cream-colored hair, and blue eyes, might be eligible for registration in the American Quarter Horse Association (AQHA). Last week, the AQHA Stud Book... Read More

Article

Meeting Planned to Discuss MRLS in 2003

October 16, 2002

There will be a meeting to discuss the past and future of mare reproductive loss syndrome (MRLS) on Tuesday, Nov. 5, at the Embassy Suites on Newtown Pike in Lexington, Ky. The Kentucky Thoroughbred Farm Managers Club has opened its meeting to... Read More

Article

Arabian Registry To Require DNA Testing

October 11, 2002

DNA testing replaces blood typing as the Arabian Horse Registry of America's required tool for verification.... Read More

Article

EVA Confirmed In Kentucky

October 11, 2002

An outbreak of equine viral arteritis (EVA) was confirmed on one Thoroughbred farm on March 20.... Read More

Article

USDA Funds Genome Project

October 11, 2002

The horse genome effort received a major boost in April 1998 when the United States Department of Agriculture (USDA) approved renewal of an initiative of the National Animal Genome Project which, for the first time, includes support for... Read More

Article

Clostridium in Mares and Foals

October 01, 2002

Newborn foals are especially susceptible to gastrointestinal diseases such as clostridial enterocolitis, which is characterized by abdominal pain, diarrhea, toxemia, shock, or death without prior signs. While this disease occurs only... 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

Sexually Transmitted Diseases

October 01, 2002

You're preparing your mare for the upcoming breeding season. The stud owner insists on a bacterial culture of your mare's uterus prior to live breeding to reduce the chances of her passing any sexually transmitted diseases (STDs) she might have... Read More

Article

MRLS Workshop

October 01, 2002

Since the devastating disease process known as mare reproductive loss syndrome (MRLS) appeared on the scene in 2001 (and reappeared in 2002), concerted efforts have been focused on understanding and controlling the problem. Economic losses to th... Read More

Article

Numbers Fall For Keeneland November Sale; MRLS Blamed

September 26, 2002

Keeneland will catalog 3,597 lots for the November breeding stock sale in Lexington, Ky. The number is down by 12.6% from last year's figure of 4,119. Tom Thornbury, Keeneland's associate director of sales, identified the effects of mare... Read More

Article

Origins of the Horse

September 18, 2002

It was previously thought that modern horses were descended from a limited number of wild herds and were selectively bred, leading to the diversity in breeds that we have now. However, new DNA evidence suggests that horses have a more diverse... 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