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James B. Sumner, American chemist and academic, Nobel Prize laureate (died 1955)

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James B. Sumner
American chemist
James Batcheller Sumner was an American biochemist. He discovered that enzymes can be crystallized, for which he shared the Nobel Prize in Chemistry in 1946 with John Howard Northrop and Wendell Meredith Stanley. He was also the first to prove that enzymes are proteins.Source: Wikipedia (CC BY-SA)
Nobel Prize in Chemistry
One of the five Nobel Prizes established in 1895 by Alfred Nobel
The Nobel Prize in Chemistry is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895, awarded for outstanding contributions in chemistry,…Source: Wikipedia (CC BY-SA)