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Gene editing eliminates viruses in live pigs

First pigs without PERV produced using CRISPR-Cas9 genome editing technology establishes foundation for safe xenotransplantation.

Scientists have edited the pig genome to deactivate a family of retroviruses, and the results hold important implications for transplant medicine in people.

According to the American Association for the Advancement of Science (AAAS), which published the findings in its journal Science, the shortage of human organs and tissues for transplantation represents one of the most significant unmet medical needs.

One promising prospect is to use animal organs in humans, and pi

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