Shimon Sakaguchi, an immunologist and a distinguished professor of Osaka University, attends a press conference after winning the 2025 Nobel Prize in medicine, in Suita, Osaka prefecture on October 6, 2025. (Photo by PAUL MILLER / AFP)
Shimon Sakaguchi, an immunologist and a distinguished professor of Osaka University, attends a press conference after winning the 2025 Nobel Prize in medicine, in Suita, Osaka prefecture on October 6, 2025. (Photo by PAUL MILLER / AFP)