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DermTech: Kevin Sun, Steven Kemper

DermTech has appointed Kevin Sun as CFO, treasurer, and secretary. He will be replacing CFO Steven Kemper, who will be retiring in October. Prior to DermTech, Sun served in various executive and management roles at DexCom, most recently as VP, corporate controller and treasury, interim CFO, and VP, Finance. Before DexCom, Sun held various roles at Biosite. 

The Scan

Purnell Choppin Dies

Purnell Choppin, a virologist who led the Howard Hughes Medical Institute, has died at 91, according to the Washington Post.

Effectiveness May Decline, Data From Israel Suggests

The New York Times reports that new Israeli data suggests a decline in Pfizer-BioNTech SARS-CoV-2 vaccine effectiveness against Delta variant infection, though protection against severe disease remains high.

To See Future Risk

Slate looks into the use of polygenic risk scores in embryo screening.

PLOS Papers on Methicillin-Resistant Staphylococcus, Bone Marrow Smear Sequencing, More

In PLOS this week: genomic analysis of methicillin-resistant Staphylococcus pseudintermedius, archived bone marrow sequencing, and more.