
Mice with Two Biological Fathers Become Fathers
Scientists in China have previously successfully manufactured mice with two mothers and no father. Now, they have genetically manipulated sperm from two male mice to allow both to father pups. From the New Scientist story: For the first time, mice with two fathers have gone on to have offspring of their own — marking a significant step towards enabling two men to have children to whom they are both genetically related. However, there is still a long way to go before this could be attempted in people. Yanchang Wei at Shanghai Jiao Tong University in China achieved the feat by putting two sperm cells together in an egg whose nucleus had been removed. The team then used a method called Read More ›