Equine practitioners now have a new, accurate tool for measuring stallion fertility–the NucleoCounter SP-100 fluorescence-based instrument. While it is more expensive than some instruments currently used for counting sperm, it is accurate and easy
“In my opinion, a mare that fails to become pregnant by AI with good semen quality and does so by natural cover without human intervention is an example of poor or inadequate breeding management by the personnel performing the AI,” said Samper.
To rectify the lack of information problem, Barbacini and colleagues launched a study to determine the fertility of barren mares inseminated with either fresh or frozen-thawed semen. Researchers investigated the effects of mare age and uterine fluid
Tissues from both the recipient and donor mare, as well as from the two stillborn foals, were submitted for microsatellite analysis. The analysis verified that the foals had identical genotypes and resulted from the transferred embryo.
Members of the American Quarter Horse Association (AQHA) who can’t make it to the equine cloning forum at the 2009 AQHA Annual Convention in March can watch the event online in the members section of
Thinking of breeding your mare this spring? The recent outbreak of contagious equine metritis (CEM, which is caused by bacterium Taylorella equigenitalis) in the United States and the previous outbreak of equine viral arteritis (EVA) have
The equine uterine environment plays an integral role in the early developmental stages of pregnancy, even prior to implantation of the embryo, according to British researchers who recently examined the role of the uterus in
The American Quarter Horse Association (AQHA) will host a forum on equine cloning at the 2009 AQHA Annual Convention, which will be held March 5-9 at the Grand Hyatt in San Antonio.
Within the past couple of years, a number of horses have
Horse owners with a mare that can’t carry a foal to term need not give up on the idea of getting a foal from her. One potential solution is embryo transfer (ET), a technique that involves taking a fertilized egg from the desired mare and
Storm Cat, a leading sire who was pensioned last year after experiencing fertility problems at the Young family’s Overbrook Farm near Lexington, Ky., might return to the sire ranks as a Quarter Horse stallion. The Quarter Horse breeding industry
Veterinary authorities continue to connect the dots in the investigation into contagious equine metritis (CEM), a contagious venereal disease of horses. Earlier this week, officials
Strict hygiene guidelines should be followed whenever handling breeding mares or stallions to prevent reproductive infectious diseases, including contagious equine metritis (CEM).
CEM is spread between horses primarily by breeding, either b
A carbon copy of one of the world’s most successful barrel horses has become the first clone to be offered at stud in the United States.
“Clayton” is the clone of the AQHA gelding Gills Bay Boy, or Scamper, as he is better known. Scamper an
According to a group of European reproduction specialists from the Centre for Artificial Insemination and Embryo Transfer, University of Veterinary Sciences in Austria, subclinical infections of the uterine lining can occur following
Want your mare in Texas bred to a stallion in Germany? It?s easy with today’s equipment and technology.
In March 2008 Prometea, a
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