Yahoo! News, MONDAY, Aug 28, 7:02 PM ET (HealthDay News) ---Rat sperm implanted into mouse testes have been used to fertilize rat eggs and produce healthy rat offspring, according to new research out of Japan.
The implications for human fertility, if any, remain unclear. But the study opens the intriguing possibility of cross-species assisted reproduction, something the researchers say might someday aid in the conservation of endangered species....more...
