Japanese scientists have succeeded in cloning the world's first Holstein calves, pictured here upon .....
Japanese scientists have succeeded in cloning the world's first Holstein calves, pictured here upon birth last week, from cells obtained from milk at a Tomakomai research laboratory on the northern Japanese island of Hokkaido, Snow Brand Milk Products Co said April 27. Two calves were cloned from mammary gland cells extracted from cow's milk, they said.