Renowned Cell Biologist Dies

Canadian biologist Tony Pawson, whose team was the first to report the specific protein interactions underlying cellular signal transduction, has passed away at age 60.

Written byChris Palmer
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Courtesy of Mount Sinai HospitalTony Pawson, a luminary in the field of cell biology, died Wednesday (August 7) of an undisclosed cause at the age of 60. Pawson, a professor at the University of Toronto and a molecular geneticist at Mount Sinai Hospital's Lunenfeld-Tanenbaum Research Institute in Toronto, was best known for his work to elucidate the secret language of cells. In 1990, his team was the first to report the specific protein interactions underlying cellular signal transduction.

“He revolutionized our understanding of cell signaling and his brilliant work has no doubt saved many lives and will continue to do so,” Christine Williams, vice president of research at the Canadian Cancer Society, told The Toronto Star.

Pawson’s discoveries have played an important role in the development of drugs such as the commonly used leukemia drug Gleevec, which targets and inactivates the signaling molecule tyrosine kinase that causes cells to grow and multiply.

Michael Wosnick, former head of research at the Cancer Society, called Pawson’s passing a “huge loss” for the global scientific community, and for Canada. “One of the things he did for Canada, ironically, was stay in Canada,” Wosnick told The Globe and Mail. “This is a guy who could have written ...

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