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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

Could Mix It Up

The US Food and Drug Administration is considering a plan that would allow for the mixing-and-matching of SARS-CoV-2 vaccines and boosters, the New York Times says.

Closest to the Dog

New Scientist reports that extinct Japanese wolf appears to be the closest known wild relative of dogs.

Offer to Come Back

The Knoxville News Sentinel reports that the University of Tennessee is offering Anming Hu, a professor who was acquitted of charges that he hid ties to China, his position back.

PNAS Papers on Myeloid Differentiation MicroRNAs, Urinary Exosomes, Maize Domestication

In PNAS this week: role of microRNAs in myeloid differentiation, exosomes in urine, and more.