William Wilfrid Webb, Dictionary of National Biography (1901)
“ He next worked in the physiological laboratory of the College de France, at first under Magendie and then under Claude Bernard, whose publications on the influence of the liver in the production of diabetes led Harley to undertake research as to the effects of stimulation of nerves on the production of sugar by the liver. During his two years' residence in Paris he was almost entirely occupied with physiological researches, and in 1853 he was elected annual president of the Parisian Medical Society. ”
