Du Bois-Reymond, Emil (āˈmēl dü bwä-rāmôNˈ) [key], 1818–96, German physiologist of French descent. A pupil and successor (after 1858) of Johannes Müller at the Univ. of Berlin, he is known especially for his studies of nerve and muscle action, in which he demonstrated that electrical changes accompany muscle action.
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