Salome Gluecksohn-Waelsch, a developmental geneticist who fled the Nazis in the 1930s, died earlier this month at the age of 100, reports the New York Times. She studied mammalian development -- particularly the effects of natural mutations in mice and later the inheritance hemoglobin. Gluecksohn-Waelsch received the National Medal of Science in 1993.

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The UK's Nuffield Council on Bioethics says genetically modifying human embryos could be morally permissible, according to the Guardian.

A new Nature Biotechnology paper reports that CRISPR-Cas9 gene editing can lead to large deletions or complex rearrangements that could be pathogenic.

The Wall Street Journal likens a prototype developed by Synthetic Genomics to a "biological fax machine."

In PNAS this week: strategy for reactivating Rett syndrome-linked MECP2, small molecules able to suppress Staphylococcus aureus virulence, and more.