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Nobel Laureate Roger Tsien Dies

One of the pioneers in developing fluorescent proteins for biological studies was 64 years old.

Written byKerry Grens
| 2 min read

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UNIVERSITY OF CALIFORNIA, SAN DIEGORoger Tsien, a biochemist at the University of California, San Diego, (UCSD) who earned a Nobel Prize for Chemistry in 2008 for his work on green fluorescent protein, died last week (August 24) in Oregon. He was 64.

“Roger’s vision was vast and yet incredibly precise,” David Brenner, the vice chancellor at the UCSD Health Sciences and dean of UCSD School of Medicine, said in a statement sent to The Scientist. “He saw both the big picture, but also the incredible need to see and understand—in glorious color—all of the infinitesimal details that make it up, that make up life.”

Tsien is best known for his work on green fluorescent protein (GFP)—but he expanded fluorescent labeling into different colors, and even the infrared. “By working to understand the mechanisms behind GFP's florescence, Tsien has developed several related proteins that glow in virtually all the colors of the rainbow,” The Scientist reported in 2008 when Tsien won the Nobel with Osamu Shimomura and Martin ...

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Meet the Author

  • kerry grens

    Kerry served as The Scientist’s news director until 2021. Before joining The Scientist in 2013, she was a stringer for Reuters Health, the senior health and science reporter at WHYY in Philadelphia, and the health and science reporter at New Hampshire Public Radio. Kerry got her start in journalism as a AAAS Mass Media fellow at KUNC in Colorado. She has a master’s in biological sciences from Stanford University and a biology degree from Loyola University Chicago.

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