VALENTIN, GABRIEL GUSTAV:

By: Isidore Singer, Frederick T. Haneman

German physiologist; born at Breslau July, 1810; died at Bern, Switzerland, May 24, 1883. He was educated at the University of Breslau (M.D. 1832), and established himself as a physician in that city. In 1835 he received the Grand Prix of the Institut de France for his "Histiogenia Comparata," which is an able treatise on the evolution of animals and plants. In 1836 he was elected professor of physiology of the University of Bern, which chair he resigned in 1881.

Valentin was the author of several important works on the blood and its circulation, on the electricity of muscles and nerves, on digestion, on toxicology, on the physiology of the senses, etc. From 1836 to 1843 he published the "Repertorium für Anatomie und Physiologie," and collaborated on many professional journals. Of his numerous works the following may be mentioned: "Handbuch der Entwicklungsgeschichte des Menschen, mit Vergleichender Rücksicht der Entwicklung der Säugethiere und Vögel" Berlin and Paris, 1835 (see above); "Ueber den Verlauf und die Letzten Enden der Nerven," Bonn, 1836; "Ueber Mechanik des Blutumlaufs," Leipsic, 1836; "De Functionibus Nervorum Cerebralium et Nervi Sympathici," Bern, 1839; "Lehrbuch der Physiologie des Menschen," Brunswick, 1844, 2d ed. 1847-50; "Grundriss der Physiologie des Menschen," ib. 1846, 4th ed. 1854; "Der Einfluss der Vaguslähmung auf die Lungen und Hautausdünstung," Frankfort-on-the-Main, 1857; "Die Untersuchung der Pflanzen- und Thiergewebe im Polarisierten Licht," Leipsic, 1861; "Beiträge zur Anatomie und Physiologie des Nerven- und Muskel-systems," ib. 1863; "Der Gebrauch des Spektroskops," ib. 1863; "Versuch einer Physiologischen Pathologie der Nerven," ib. 1864; "Versuch einer Physiologischen Pathologie des Bluts und der Uebrigen Körpersäfte," ib. 1866-67.

S. F. T. H.