(February 21, 2019)

But no one knows how the method may have affected the minds of the Chinese twins at the center of the issue. One scientist involved in the study, University of California, Los Angeles neurobiologist Alcino J. Silva, said the „mutations will probably have an impact on cognitive function,“ but it‘s impossible as yet to predict the precise effects. The CRISPR-Cas9 gene-editing technique has previously been linked with unintended DNA damage.