[youtube https://www.youtube.com/watch?v=hX3ZkCZKoE4?rel=0&showinfo=0] In the past, most cattle breeders relied on natural breeding to produce calves. But times have ...

AMES, Iowa – Beef and dairy producers want the animals in their herds to possess the best genetics possible. But a cow can have only one calf per year, which places a natural limitation on how widely ...

Embryo transfer in rodents is a common procedure that can be used to produce genetically modified animals, to assist reproduction in rodent lines with low fertility and to rederive lines that have ...

Assisted reproductive technology (ART) stands at the forefront of fertility care, yet the embryo transfer (ET) stage remains ...

Scientists at the Smithsonian Conservation Biology Institute and the Columbus Zoo have successfully transferred cheetah embryos produced by in vitro fertilization to a surrogate cheetah mom for the ...

Researchers in Kenya successfully transplanted a white rhino embryo into a female surrogate for the first time. The pregnant mother-to-be died from an unrelated illness before she could give birth, ...