UC San Diego Today: Nobel Laureate and UC San Diego Alumnus Susumu Tonegawa (1939-2026)
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Susumu Tonegawa was a Japanese scientist who was the sole recipient of the Nobel Prize for Physiology or Medicine in 1987 for his discovery of V(D)J recombination, the genetic mechanism which produces antibody diversity. Although he won the Nobel Prize for his work in immunology, Tonegawa was a molecular biologist by training and, following his Nobel Prize win, changed fields to neuroscience, exa…
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science · Japanese scientist (1939–2026) · molecular biologist · immunologist · neuroscientist · professor · scientist · physician · chemist · geneticist · university teacher · also Susumu Tonegawa, S. Tonegawa, S Tonegawa, Tonegawa, Tonegawa S, Tonegawa S.
Born 5 September 1939 · Died 11 July 2026 · Q108602
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UC San Diego Today: Nobel Laureate and UC San Diego Alumnus Susumu Tonegawa (1939-2026)
Texarkana Gazette: Susumu Tonegawa dies at 86; Nobel Laureate showed how antibodies fight infection
The Asahi Shimbun: Nobel medicine laureate Susumu Tonegawa dies at 86
AdnKronos: Susumu Tonegawa, 1st Japanese Nobel Medicine Laureate, Dies at 86
ジャパンタイムズ: Susumu Tonegawa, first Japanese Nobel laureate in medicine, dies at 86
毎日新聞: Japan's 1st Nobel laureate in medicine Tonegawa dies at 86
Died 2026-07-11.
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His lab demonstrated that the activation of a specific sub-population of mouse hippocampal neurons, labelled during a fear conditioning paradigm, is sufficient to evoke a behavioral response correlated with a precise mem
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Won Gold medal of the Spanish National Research Council (2007).
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Awarded Fellow of the American Association for the Advancement of Science (2006).
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Awarded honorary doctorate of the University of Alcala (2006).
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And served as a Picower Professor of Neuroscience and Biology and a Howard Hughes Medical Institute Investigator
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BBC Asia-Pacific: Moving stories: Susumu Tonegawa
Was appointed the first Director of the MIT Center for Learning and Memory, which developed under his guidance into The Picower Institute for Learning and Memory
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Published “RAG-1-deficient mice have no mature B and T lymphocytes” in Cell — cited 2,324 times.
Awarded Shincho Gakugei Literature Prize (1991).
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Awarded the Nobel Prize in Physiology or Medicine — for his discovery of the genetic principle for generation of antibody diversity.
Awarded Nobel Prize in Physiology or Medicine (1987).
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Awarded Albert Lasker Award for Basic Medical Research (1987).
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For his discovery of V(D)J recombination, the genetic mechanism which produces antibody diversity
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Awarded Robert Koch Prize (1986).
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Awarded Bristol-Myers Squibb Award for Distinguished Achievement in Cancer Research (1986).
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Awarded Order of Culture (1984).
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Awarded Canada Gairdner International Award (1983).
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Awarded Person of Cultural Merit (1983).
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Tonegawa also discovered a transcriptional enhancer element associated with antibody gene complex, the first cellular enhancer element
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Published “Somatic generation of antibody diversity” in Nature — cited 3,211 times.
Awarded Louisa Gross Horwitz Prize (1982).
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Awarded Asahi Prize (1981).
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Awarded German Immunology Prize (1981).
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Tonegawa became a professor at the Massachusetts Institute of Technology
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Awarded Cloëtta Prize (1978).
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Tonegawa showed that genetic material rearranges itself to form millions of antibodies
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Where he transitioned from molecular biology into immunology studies and carried out his landmark immunology studies
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And, due to limited options for molecular biology study in Japan at the time, moved to the University of California, San Diego, to do his doctorate study under Dr
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Born 1939-09-05.
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