They appear to be peculiar foals, docile with honey brown coats and white facial patches, content material to spend their days munching alfalfa in a cordoned-off pasture in rural Buenos Aires province.

But these 5 10-month-olds are the world’s first genetically edited horses: cloned copies of a prize-winning horse named Polo Pureza, or Polo Purity, with a single DNA sequence inserted utilizing CRISPR know-how with the intention of manufacturing explosive velocity.

Kheiron Biotech, the Argentine firm that created the horses, says gene-editing has the potential to revolutionize horse breeding.

A cloned new child horse stands subsequent to its surrogate mom in a pen at a horse birthing hospital, in San Antonio de Areco, close to Buenos…



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