Artificial Insemination


Foal Produced Via Intracytoplasmic Sperm Injection Born

October 06, 2015

Lord Nelson, or "PICSI," was the first foal produced via intracytoplasmic sperm injection to be born at UC Davis.... Read More


Thinking Outside the Breeding Shed

June 17, 2015

Infertile mare? Deceased stallion? No problem! Equine reproduction is now high-tech enough to overcome these hurdles.... Read More


Researchers Produce First European Foals from Frozen Embryos

May 15, 2015

The team hopes to make this process more accessible to breeders in the future.... Read More


Cooled-Shipped Sperm Quality's Effect on Fertility

May 01, 2015

One vet said sperm quality thresholds his team identified can help practitioners make better breeding decisions.... Read More


Top Equine Reproduction Studies of 2014

January 20, 2015

Studies covered biofilms, chilled and frozen semen, endometritis, placentitis, oxidative stress and fertility, and more.... Read More


Australia's Ban on AI in Thoroughbreds Upheld by High Court

October 17, 2014

The federal court determined that the ban is not anti-competitive or a restraint on trade.... Read More


The Vet Tech's Role in Collecting and Handling Semen

October 16, 2014

The goal is to safely collect the best possible sample, and a technician's role is important from beginning to end.... Read More


Equine Assisted Reproduction Techniques 101

October 05, 2014

Learn about the four most common assisted reproduction techniques used in today's equine breeding industry.... Read More


TAMU Researcher Studying IVF in Horses

September 03, 2014

A researcher is studying why in vitro fertilization (IVF) success rates are lower in horses than in humans.... Read More

A fertilized equine oocyte with two, decondensed pronuclei (DNA marked in blue and the membrane of the pronucleus in red).


Researchers Mature Equine Oocytes in Laboratory

June 22, 2014

Researchers took a step toward improving assisted reproduction by successfully maturing oocytes in a lab.... Read More


Four Foals Produced using Genotyped, Cryopreserved Embryos

June 18, 2014

For the first time in Europe four foals were produced via the transfer of genotyped and cryopreserved embryos.... Read More


Surrogate Mares' Impact on Embryo Transfer Foals Evaluated

June 18, 2014

Researchers found size and metabolic marker differences in half-siblings gestated in mares of different sizes.... Read More


Post-Thaw Semen Quality Tested

June 10, 2014

Non-sperm cells in fresh semen release an enzyme during freezing which could decrease thawed semen quality.... Read More


Study: Antibiotics in Extenders can Prevent CEM Transmission

April 25, 2014

Researchers tested if antibiotics in semen extender could inhibit the growth of CEM's causative bacteria.... Read More


Breeding Dummy Design

April 24, 2014

Are there size recommendations for a building a breeding dummy for a Quarter Horse stallion?... Read More


Could ICSI Donor Mares Serve as their Own Embryo Recipients?

April 22, 2014

This technique, which a team of scientists recently found to be successful, could make ICSI more affordable.... Read More


Australia's Rules Banning AI in Thoroughbreds Upheld

April 19, 2014

The Full Federal Court of Australia dismissed a challenge to a ban on artificial insemination (AI).... Read More


Keeping Stallions' Genital Microflora in Check

April 16, 2014

Using proper and sterile management techniques can help ensure genital microflora do not affect semen quality.... Read More


Colt Born at New Bolton Center with World Watching

March 31, 2014

Thoroughbred mare My Special Girl gave birth to a colt at 9:22 p.m. on March 29 at the New Bolton Center. ... Read More


Seminal Plasma Removal Not Needed for All Stallions

March 22, 2014

While seminal plasma removal can stabilize sperm before cooling, that stability didn't affect pregnancy rates.... Read More


How to Select and Prepare a Stimulus Mare

March 11, 2014

A good stimulus mare is invaluable to a breeding facility, one veterinarian says. Here's how to choose one.... Read More


Foal Birth to be Broadcast Live on Penn Vet's Website

February 23, 2014

Penn Vet will broadcast live the birth of a foal conceived via intracytoplasmic sperm injection.... Read More


Breeding with Frozen Semen

January 08, 2014

The benefits of using frozen semen when breeding a mare are numerous. ... Read More


Scientists Work to Save Persian Onager from Extinction

November 02, 2013

Researchers recently accepted the challenge of producing onager foals via artificial insemination. ... Read More


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