New U.S. Experiments Aim to Create Gene-Edited Human Embryos

While the debate over research like Egli’s continues, the U.S. National Academies of Science, Engineering and Medicine, the World Health Organization and others are trying to develop detailed standards for how scientists should safely and ethically edit human embryos. Egli injects a human egg with a sperm carrying a genetic mutation that causes blindness and a CRISPR tool he hopes will fix the mutation. Rob Stein/NPR

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Rob Stein/NPR

Egli injects a human egg with a sperm carrying a genetic mutation that causes blindness and a CRISPR tool he hopes will fix the mutation.

Source: www.npr.org