Shimon Sakaguchi | |
|---|---|
| 坂口 志文 | |
| Born | January 19, 1951 Shiga Prefecture, Japan |
| Education | Kyoto University (MD in 1976, Ph.D in 1982) |
| Known for | Regulatory T cells |
| Awards | William B. Coley Award (2004) Crafoord Prize (2017) Robert Koch Prize (2020) Nobel Prize in Physiology or Medicine (2025) |
| Scientific career | |
| Fields | Pathology, immunology |
| Institutions | Osaka University |
Shimon Sakaguchi (坂口 志文, Sakaguchi Shimon; born 19 January 1951) is a Japanese immunologist. He is a Distinguished Professor of Osaka University, and a Professor Emeritus of Kyoto University. He is known for his discovery of regulatory T cells and writing about their role in the immune system. He was awarded the Nobel Prize in Physiology or Medicine in 2025.