6 apr 2016 anni - DNA of human embryos edited for the second time
Location: The Third Affiliated Hospital of Guangzhou Medical University, China
Method: CRISPR-Cas9
Journal: Journal of Assisted Reproduction and Genetics
Type of embryo: non-viable human
Outline: a gene which confers resistance to HIV was inserted into embryos
Results: No off-target effects found (of the 28 sites examined).
46 embryos were injected with the CRISPR system. 26 embryos survived to the 8-cell stage,
and only 4 successfully had the gene inserted.
