Q&A: Memory Man

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Q&A: Memory Man

Susumu Tonegawa unlocked the genetic secrets behind antibodies’ diverse structures, which earned him the Nobel Prize in Physiology or Medicine in 1987. Having since moved fields, he tells Keikantse Matlhagela about his latest work on the neuroscience of happy and sad memories.

You started as a chemist, then you moved into molecular biology and now you are a neuroscientist. Why change fields?

Strangely, the only people to ask me about this are journalists — my students never ask. I see myself as a scientist who is interested in what’s going on inside of us. It doesn’t matter whether it is chemistry or immunology or neuroscience, I just do research on what I find interesting. The switch from chemistry to immunology did not seem like a big shift when I was young, but immunology to neuroscience was. After about 15 years spent researching immunology I wanted to explore an area of science where there are still big, unresolved questions. The brain is probably the most mysterious subject there is.

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Source: Nature

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