. . . . . "Jonathan S. Weissman is a Professor of Cellular & Molecular Pharmacology at the University of California, San Francisco. He has been affiliated with the Howard Hughes Medical Institute (HHMI) since 2000; first, as an Assistant Investigator (2000-2005) and, since 2005, as an Investigator."@en . "Jonathan S. Weissman"@en . . . . . . "Professor of Cellular Pharmacology and Biochemistry" . . . . "Weissman, Jonathan"@en .