Seymour S. Cohen

Seymour Stanley Cohen was an American biochemist. Cohen was born in Brooklyn, New York in April 1917. He attended City College of New York and his PhD came from Columbia University. In the 1940s he worked on plant viruses and for the Rockefeller Institute. He was awarded a Guggenheim Fellowship in 1945. He was known by his studies with marked of radioactive isotopes, whose results suggested an essential paper of the DNA like base of the hereditary genetic material, that would remain checked in 1952 by Hershey and Chase. Cohen died in December 2018 at the age of 101.