Recent News for Assisted Reproduction


The Vet Tech's Role in Collecting and Handling Semen

October 21, 2016

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


Why Freeze Stallion Semen?

September 04, 2016

There are other reasons for freezing a stallion's semen besides export or transport.... Read More


Stallion Semen Freezing 101

June 12, 2016

A reproduction specialist reviews how to freeze semen so veterinarians can carry out the process in their practices.... Read More


Could Air-Dried Semen Produce Equine Embryos?

May 08, 2016

Researchers determined that air-dried sperm can be kept for up to four weeks before being used to produce an embryo.... Read More


When Nature Meets Science: Breeding With Frozen Semen

April 14, 2016

What you need to know and expect when using this breeding method.... Read More


Study: Stallion Semen Integrity Varies by Season

April 06, 2016

The month of the year appears to have a significant impact on several parameters of collected semen in stallions.... Read More

Quarter Horse stallion Slick by Design is a competitive barrel racer who's also one of the sport's leading sires.


The Double-Duty Stallion

March 20, 2016

Is your stallion expected to perform in both the breeding shed and the arena? Here's what you need to know. ... Read More

Prior to vitrification, the veterinarian punctures the embryo and extracts fluid to prevent ice crystal formation, which damages cells upon thawing.


Scientists Fine-Tune Embryo Freezing Methods for Fertility

February 19, 2016

Researchers are hoping to make the preferred embryo freezing procedure available to more breeders.... Read More


Practical In-House Epididymal Semen Collection

February 14, 2016

Cryopreserved epididymal sperm can be valuable if a stallion will be castrated or if he dies unexpectedly.... Read More


Practical Reproduction Studies of 2015

February 02, 2016

A recap of studies on topics ranging from prostaglandin treatment of mares to semen quality in stallions.... Read More


Recipient Mares Pass Some Traits on to Foals

January 13, 2016

One researcher describes what we know about the receiving mare's effect on the foal. ... Read More


Questions to Ask Before Breeding With Frozen Semen

November 07, 2015

Frozen semen offers many advantages, but it is important to understand that not all frozen semen is the same.... Read More


Court Sides With AQHA in Cloning Case

November 02, 2015

The U.S. Fifth Circuit Court of Appeals sided with the AQHA in a long-running case involving the registration of clones.... Read More


Linseed Oil, Vitamin E Help Improve Cooled Semen Quality

October 31, 2015

Adding these supplements to stallions' diets could help counteract the phenomenon of lower sperm quality in the winter.... Read More


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


McCue, Squires Publish Equine Embryo Transfer Manual

May 27, 2015

The manual is based on basic science, research, and clinical experience from a commercial embryo transfer program.... 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


Embryo Transfer: From One Mare to Another

March 18, 2015

The technology behind equine embryo transfers means exciting assisted reproduction options are on the horizon.... 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


Appeals Court Rules AQHA Can Reject Clones

January 15, 2015

The ruling overturned a lower court decision mandating that the AQHA include clones in its registry.... 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


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