Mitchell, Peter Dennis

Mitchell, Peter Dennis, 1920–92, British chemist, Ph.D. Cambridge Univ., 1950. A professor at the Univ. of Edinburgh (1955–63), Mitchell was named director of Glynn Research Laboratories in 1964. He formulated the chemiosmotic theory, which explains how energy is generated in the mitochondria of living cells. He received the 1978 Nobel Prize in Chemistry for his work.

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Mitchell, Peter Dennis

(born , Sept. 29, 1920, Mitcham, Surrey, Eng.—died April 10, 1992, Bodmin, Cornwall) British chemist. He discovered how the distribution of enzymes in mitochondrial membranes helps them use energy from hydrogen ions to convert ADP to ATP. He received a 1978 Nobel Prize for formulating the chemiosmotic theory, which explains how energy is generated in the mitochondria of living cells.