Transplanting organs from one species onto another is known as a xenograft. The Chinese team used monkeys and mice, but said the same procedure could one day be used with people to produce healthy human sperm if the subject knew he was going to die before reaching sexual maturity. Photo: AP
Transplanting organs from one species onto another is known as a xenograft. The Chinese team used monkeys and mice, but said the same procedure could one day be used with people to produce healthy human sperm if the subject knew he was going to die before reaching sexual maturity. Photo: AP