Shimon Sakaguchi (坂口 志文, Sakaguchi Shimon; born 19 January 1951) is a Japanese immunologist. He is a distinguished…
Shimon Sakaguchi (坂口 志文, Sakaguchi Shimon; born 19 January 1951) is a Japanese immunologist. He is a distinguished professor at Osaka University and a professor emeritus at Kyoto University. His work includes the discovery of regulatory T cells and describing their role in the immune system. In 2025, he was jointly awarded the Nobel Prize in Physiology or Medicine with Mary E. Brunkow and Fred Ramsdell.
