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Nelson Chan

Twist Bioscience has appointed Nelson Chan to its board of directors. Chan has been an advisor to Twist for the last 18 months for the firm's DNA data storage business. Chan is also chairman of the board at Synaptics and Adesto, as well as executive chairman of HZO. He previously served as CEO of Magellan and has also held various senior management roles at SanDisk Corporation. Chan will replace Paul Conley, managing director of Paladin Capital Group, who has served on Twist's board since 2013.

The Scan

And For Adolescents

The US Food and Drug Administration has authorized the Pfizer-BioNTech SARS-CoV-2 vaccine for children between the ages of 12 and 15 years old.

Also of Concern to WHO

The Wall Street Journal reports that the World Health Organization has classified the SARS-CoV-2 variant B.1.617 as a "variant of concern."

Test for Them All

The New York Times reports on the development of combined tests for SARS-CoV-2 and other viruses like influenza.

PNAS Papers on Oral Microbiome Evolution, Snake Toxins, Transcription Factor Binding

In PNAS this week: evolution of oral microbiomes among hominids, comparative genomic analysis of snake toxins, and more.