Rhino in San Diego pregnant, could help save subspecies

A southern white rhino has become pregnant through artificial insemination at the San Diego Zoo Safari Park—giving hope for efforts to save a subspecies of one of the world's most recognizable animals, researchers announced ...

Biotech hormone reduces cost of inducing ovulation in livestock

A Brazilian startup called Kimera Biotecnologia, based in Ribeirão Preto, Brazil, has produced the first biotech version of equine chorionic gonadotropin (eCG), a hormone widely used to induce and synchronize estrus in cattle ...

Molecule increases pregnancy rate and number of offspring in cattle

Researchers at Inprenha Biotecnologia, a company based in Jaboticabal, São Paulo State, Brazil, working in partnership with colleagues at the University of São Paulo's Ribeirão Preto School of Pharmaceutical Sciences (FCFRP-USP), ...

Cow gene study shows why most clones fail

It has been 20 years since Dolly the sheep was successfully cloned in Scotland, but cloning mammals remains a challenge. A new study by researchers from the U.S. and France of gene expression in developing clones now shows ...

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