This study evaluated PCR for the detection of leptospires in semen and urine of ten serologically reactive bulls, comparing these results with those obtained with other diagnosis techniques. Two ...

Introduction: The livestock industry has witnessed a notable increase in the proportion of male calves born following artificial insemination with cryopreserved semen, hinting at a possible ...

In the late 1990’s a research team at Colorado State University headed by Dr. George Seidel developed a process for creating sex-sorted cattle semen for freezing and use in AI (artificial insemination ...

In Canadian grocery stores, shoppers are used to seeing products labelled with “Dairy Farmers of Canada Quality Milk.” Yes, the milk comes from cows kept at Canadian dairy farms, but how is the milk ...

Sperm change how they swim in response to different conditions in the vaginal tract. The ability to adjust to these conditions could be a measure of sperm health. If this is shown in future research, ...

Ireland police said they're investigating a heist you don't hear about every day: stolen bull sperm. Police Mid Ulster said two artificial tanks of the cattle semen were stolen from the Ballyness Road ...

Two tanks of bull semen have been stolen from a Northern Ireland farm, triggering a police hunt for the missing sperm and the culprits. The pair of cryogenic storage tanks containing a "large quantity ...

While the predicament of dairy and beef cows has gained more traction in the U.S. in recent years, much less is known about the plight of bulls born into the intensively reared beef industry. A rescue ...

Kacang goats are small ruminants produced by low-income households in smallholder and farm to reduce poverty and prevent undernutrition. Studies to find a cryopreservation protocol for Kacang goat ...

In the race to fertilize an egg, bull sperm that swim in groups travel on a more direct path than sperm traveling alone, James R. Riordon reported in “Sperm in groups outswim loners” (SN: 11/5/22, p.