The Journal of Experimental Medicine, Vol 23, 677-681,
Copyright, 1916, by The Rockefeller Institute for Medical Research New York
THE APPEARANCE OF THE PRESSOR SUBSTANCE IN THE FETAL HYPOPHYSIS
Dean Lewis M.D.1
1 From the Hull Laboratory of Anatomy, University of Chicago, Chicago.
The pressor substance of the hypophysis is so marked in the pig fetus measuring 175 mm. that it seems probable that a fetus of this length is independent of the secretion of the mother's hypophysis.
Submitted on February 21, 1916