Scientific First: Human Embryos Now Being Edited In U.S.

By: Steve Connor   July 28, 2017 The first known attempt at creating genetically modified human embryos in the United States has been carried out by a team of researchers in Portland, Oregon, MIT Technology Review has learned. The effort, led by Shoukhrat Mitalipov of Oregon Health and Science University, involved changing the DNA of a large number of one-cell embryos with the gene-editing technique CRISPR, according to people familiar with the scientific results. Source *** Clustered regularly interspaced short palindromic repeats (CRISPR, /ˈkrɪspər/)[2] are segments of prokaryotic DNA containing short, repetitive base sequences. These play a key role in a bacterial defence...

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