William P. Murphy,M.D.(1892-1987).Nobel Laureat in Medicine,1934. American physician, b. Stoughton, Wis., M.D. Harvard, 1920. He taught at Harvard from 1923 and was associated with the Peter Bent Brigham Hospital, in Boston, from 1922. He made special studies of diabetes and diseases of the blood and particularly of the liver treatment for pernicious anemia. He and his colleagues discovered the role of intrinsic factor that is produced in the stomachas being necessary for the absorption of Vitamin B-12. Lack of intrinsic factor leads to pernicious anemia.Before the work of Murphy, et al, pernicious anemia was a fatal disease.For his work on pernicious anemia he shared with G. H. Whipple and G. R. Minot the 1934 Nobel Prize in Physiology or Medicine. He wrote Anemia in Practice (1939). This listing is a B& W 5 in. x 7 in. glossy photograph, near fine and signed Wm. P. Murphy, M.D, .n.p,n.d. but comes with original transmittal envelope postmarked Brookline, MA and certainly circa 1940's-early 50's.Price: $ 175.00