GLEASON Francis (Glisson Francis, 1597 — 1677) — the English anatomist and the physiologist, the doctor of medicine (1634).
In 1621 ended Cambridge un-t and was entitled the bachelor of arts; since 1636 professor of medicine, and since 1639 at the same time and professor of anatomy in Cambridge.
Being U. Garvey's follower, F. Gleason was engaged in studying of anatomy of heart, topography of vessels in bodies. It for the first time described the capsule covering a liver (capsula fibrosa perivascularis hepatis), edges received the name of the glissonovy capsule; gave the first monographic description of rickets (1650); offered the device for stretching of a backbone (Gleason's loop); entered the concept «irritability». F. Gleason considered that all parts of a body are constructed of fibers and are capable to perceive irritation and to answer it; rejected R. Descartes's doctrine dominating at that time about nervous «fluids» and in an experiment proved its insolvency by measurement of volume of a muscle before reduction. Doctrine F. Gleason about irritability corresponds to his philosophical views close to F. Bacon's philosophy. F. Gleason was the honorary member London royal about-va (since 1663), the president of Royal college of doctors (1667 — 1669):
Works: De rachidite sive morbo puerili, Lon-dini, 1650; Anatomia hepatis, Londini, 1654; Irritabilitate-und Sensibilitatslehre. m, 1677; Opera medico-anatomica, Lugd, 1691.
Bibliography: Biographisches Lexikon der hervorragenden Arzte, hrsg. y. A. Hirsch, Bd 2, S. 773, B. — Wien, 1930T FrMcis Glisson (1597 — 1677>, * J. Amer. med. Ass., v. 184, p. 584, 1963, bibliogr.
D. D. Ivanov.