Isolation and properties of alpha-corticotropin from Sheep pituitary glands Li, Choh Hao ; Geschwind, Irving I. ; Levy, Anthony L. ; Harris, J. Ieuan ; Dixon, Jonathan S. ; Pon, Ning G. ; Porath, Jerker O. Abstract Publication: Nature Pub Date: February 1954 DOI: 10.1038/173251b0 Bibcode: 1954Natur.173..251L