Gene editing techniques could help improve stocks of farmed pigs by boosting supplies of sperm from prized sires.
Scientists at the University of Edinburgh in the U.K. have created male pigs that could be used as surrogates capable of producing sperm that contains the genetic blueprint of sought-after pigs. The surrogates have functional testes but do not have specialized stem cells that are required to produce sperm containing their own genetic information, the researchers said.
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