Recent News for Breeding and Reproduction

Article

MRLS Experiment Rundown

January 07, 2004

A meeting at Keeneland racetrack for a select group from local Thoroughbred breeding farms on Jan. 6 offered a wrap-up of the six experiments done by researchers at the University of Kentucky pertaining to mare reproductive loss syndrome (MRLS).... Read More

Article

Dual Hemisphere Breeding and Live Foal Percentages

January 07, 2004

Shuttling Thoroughbred stallions between Northern and Southern hemisphere farms for breeding began in earnest around 1992. Stallions had been shuttling from Great Britain and Ireland prior to that time. Between 1996 and 2002, 117 stallions from... Read More

Article

MRLS: We Need To Know More

January 06, 2004

“In the final analysis, we do not understand this disease,” said Bruce Webb, PhD, an entomologist at the University of Kentucky who has been a leading researcher into the problem of mare reproductive loss syndrome (MRLS).

Webb and... Read More

Article

Optimizing Implant Therapy in Cycling Mares

January 01, 2004

Deslorelin acetate implants (Ovuplant from Fort Dodge Animal Health) have proven highly successful at inducing ovulation in mares. Implanted mares typically ovulate within 48 hours. Unfortunately, despite administration of prostaglandin during... Read More

Article

The Goal is a Foal

January 01, 2004

If your broodmare or stallion is having reproductive problems, you might need a specialist to figure out what's wrong. And that specialist might use knowledge gained from the annual conference of the Society for Theriogenology held in Columbus,... Read More

Article

Septic Arthritis and Racing Potential

January 01, 2004

Septic arthritis in a Thoroughbred foal significantly reduces the likelihood the animal will race, according to a study conducted by researchers at the University of Glasgow in Scotland and veterinarians with Rossdale and Partners in England. Th... Read More

Article

The Future of Horses with HYPP

December 30, 2003

Letter to the Editor:

This letter must begin by saying how proud I am of a man whom I have never met.  His name is Steve Stevens of Houston, TX, the current president of the American Quarter Horse Association (AQHA).  Mr.... Read More

Article

Equine Placenta Workshop: Placentitis

December 12, 2003

Mats Troedsson, DVM, Dipl. ACT, University of Florida (with co-author Walter Zent, DVM, of Lexington, Ky.), discussed clinical ultrasound in evaluation of the equine placenta to identify and treat mares with placentitis. He said placentitis is a... Read More

Article

Great Britain Revises Codes on Infectious Diseases

December 11, 2003

Britain's Horserace Betting Levy Board has extensively changed its codes of practice regarding the infectious diseases contagious equine metritis (CEM), equine herpesvirus (EHV), and equine viral arteritis (EVA), which can severely disrupt... Read More

Article

Cloned Pregnancy Lost at Texas A&M

December 09, 2003

A research mare at Texas A&M (TAMU) carrying a cloned foal recently lost her pregnancy. "We lost it at nine months of gestation via premature separation of the placenta and placentitis (placental infection), which we treated for three weeks... Read More

Article

The Equine Placenta: Mare and Foal Interactions

December 09, 2003

Abby L. Fowden, University of Cambridge, UK, discussed nutritive and endocrine functions of the equine placenta at the first Equine Placenta Workshop held at the Gluck Equine Research Center at the University of Kentucky on Dec. 5-6. She said th... Read More

Article

Equine Placenta and Possible Problems

December 08, 2003

A two-day exclusive gathering of leading reproductive researchers and practitioners from around the world convened at the Maxwell H. Gluck Equine Research Center in Lexington, Ky., Dec. 5-6, to discuss the equine placenta. From the evolutionary... Read More

Article

Tail Rubbing

December 01, 2003

One of our mares rubs her butt on everything, all the time. It messes up the top of her tail, and she always has these big scratch marks across her butt.

We can't seem to get her to stop it. We have dewormed her regularly and... Read More

Article

Abusive Training for Stud Colts

December 01, 2003

I hope you are not offended by this question, and that you will find time to answer it if you know anything about it or maybe could refer me to someone else who might have heard of this fairly unusual advice. My boyfriend was afraid to write... Read More

Article

The ABCs of Artificial Insemination

December 01, 2003

AI is a relatively easy, safe, and convenient method of covering mares with stallions from all over the world.... Read More

Article

Mare Breeding Problems: Make Room for Baby

December 01, 2003

One of your main objectives whether you own or work with broodmares should be to produce the maximum number of live, healthy foals from the mares bred during the previous season.... Read More

Article

The Facts of Life

December 01, 2003

The fertilization of an egg and subsequent growth of one tiny cell into the perfect foal is a very complex process. Understanding the various stages of development can help you understand how pregnancies can be challenged and what's going on in... Read More

Article

Ivermectin/Praziquantel Safe For Pregnant Mares And Foals

December 01, 2003

A recent study completed by French and Brazilian veterinarians showed that administration of ivermectin/praziquantel paste, a common equine dewormer combination, is safe for pregnant mares and their foals. Dewormers of this type have not yet bee... Read More

Article

More MRLS Research

November 04, 2003

Mare reproductive loss syndrome (MRLS) has been a primary research project for many veterinarians and scientists since it began causing early and late term abortions, sickness in foals, pericarditis (heart problems), and uveitis (eye problems) i... Read More

Article

Newborns Out of Breath

November 01, 2003

I'd like to know more about foals who after being delivered, dried, and rubbed well, quit breathing in 10-20 minutes. We have done resuscitation by blowing into their nostrils and pumping their rib cages, and have rubbed them vigorously. The... Read More

Article

Stallion Breeding: Can He or Can't He?

November 01, 2003

Regardless of the number of mares being bred, it is important to monitor the stallion's reproductive success in order to maintain his reputation and give yourself time to address any problems he might have. ... Read More

Article

Diagnosing Septic Foals

November 01, 2003

No one test can reliably diagnose septicemia (systemic infection) in a foal. The clinician must wait for the results of blood cultures, which can take days. However, preliminary studies of a blood protein called serum amyloid A (SAA) have shown... Read More

Article

Equine Herpesvirus-1 Outbreak in Oregon

November 01, 2003

Since Aug. 10, 16 horses at Brookhill Stables in Goble, Ore., and two horses from a nearby private farm have shown respiratory and/or neurologic signs consistent with equine herpesvirus type 1 (EHV-1), although not all were tested for the... Read More

Article

MRLS and Caterpillar Hairs

November 01, 2003

There is new evidence that the setae (hair-like projections) on Eastern tent caterpillars (ETC) can become embedded in the submucosal lining of the alimentary tract (from the mouth to the colon) of animals and cause microgranulomas (small,... Read More

Article

Can Laminitis be Inherited?

October 01, 2003

Q: I just read your excellent article "The Latest on Laminitis" by Karen Briggs. Is laminitis an inheritable disease? What about founder?   ... Read More