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Maria Chan

Personal Genome Diagnostics has appointed Maria Chan vice president of regulatory strategy. Chan will oversee all regulatory activities at PGDx and will help shape the company's strategy for moving products through regulatory processes. Chan previously served as director of the Division of Immunology & Hematology Devices at the Center for Devices & Radiological Health, in the US Food and Drug Administration's Office of In Vitro Diagnostics & Radiological Health. She also served as a scientific reviewer and team leader of immunology, genetics, and molecular diagnostic devices, and as associate division director for the immunology branch at the FDA. Prior to the FDA, Chan served in various positions at Children's National Health System, the George Washington University Medical Center, and the Johns Hopkins University School of Medicine.
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.