In an ethically charged first, Chinese researchers have used gene editing to modify human embryos obtained from an in-vitro fertilization clinic.
The 16-person scientific team, based at the Sun Yat-Sen University in Guangzhou, China, set out to see whether it could correct the gene defect that causes beta-thalassemia, a blood disease, by editing the DNA of fertilized eggs.
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Ref: CRISPR/Cas9-mediated gene editing in human tripronuclear zygotes. Protein & Cell (2015) | DOI:10.1007/s13238-015-0153-5