Obituary: Yasutomi Nishizuka (1932-2004)Honjo, TasukuAuthor informationTasuku Honjo is in the Department of Medical Chemistry and Molecular Biology, Kyoto University Faculty of Medicine, Kyoto 6068501, Japan. e-mail: [email protected]Nature 432(7020):p 966, December 23, 2004.AbstractDiscoverer of key protein activation pathwaysCopyright © 2004 Nature Publishing Group