RF Annual Report - 1935 - The Rockefeller Foundation

THE NATURAL SCIENCES 163
sion question. This will be followed by a study of
the effects of specific radiations upon the production,
movement, and activity of the hormones.
The new greenhouse was completed in 1935. The
research is directed by Dr. George S. Avery,
chairman of the Department of Botany.
Endocrinology
University of California
Dr. Evans
The University of California has received an
appropriation of $20,000 for the study of the
chemical aspects of vitamins and hormones by
Dr. Herbert M. Evans during the year beginning
July 1, 1935. For the past six years, Dr. Evans'
work has received Foundation funds to the
amount of $20,000 a year. Dr. Evans and his
associates have been primarily concerned, during
the past years of support, with the sex cycle
in the rat, a new test for vitamin A, the antisterility
vitamin E, and the vitamin F which is
related to fat metabolism. They have recently
succeeded in crystallizing vitamin G and two
potent derivatives of vitamin E. In their work
on
internal secretions they contributed in a
major way to the discovery of the growth hormone
of the anterior hypophysis and the purification
of the lactogenic hormone from the anterior
pituitary; and they have cleared up many im-
© 2003 The Rockefeller Foundation