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Roger Tsien

Nobel Prize-winning chemist Roger Tsien died on Aug. 24 in Eugene, Oregon. He was professor of pharmacology, chemistry, and biochemistry at the University of California San Diego School of Medicine. His work on illuminating life within living cells through the discovery and development of green fluorescent protein derived from the jellyfish Aequorea victoria led him to co-win the 2008 Nobel in chemistry. That work was done in collaboration with Osamu Shimomura and Martin Chalfie.

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.