RF Annual Report - 1935 - The Rockefeller Foundation

THE ROCKEFELLER FOUNDATION
terials. This was given in dollars so that it could
be expended outside of Denmark. The second
part of the grant, 14,000 Danish crowns annually
for a period of five years, provides assistants to
Professors Bohr and von Hevesy. The third part
of the grant, 14,000 Danish crowns annually for
a period of five years, provides materials and
equipment to be used in the Institute of Theoretical
Physics by Professors von Hevesy and
Bohr. The fourth part, of 3,000 Danish crowns
annually for a period of five years, is for materials
and equipment for Professor August Krogh.
Columbia University
Heavy Hydrogen
An appropriation of $12,500 was made to
Columbia University for researches in the biological
effect of heavy hydrogen. The
work,
which is under the general direction of Professor
H, C. Urey, concerns the biological importance
of the so-called "heavy hydrogen," for the discovery
of which Professor Urey recently received
the Nobel prize.
The solution of many problems of intermediary
metabolism would be greatly facilitated by
the availability of a method for labeling individual
biological substances in some manner
which avoids disturbance of their normal physiological
behavior. Experiments during the year
with fats and fatty acids have indicated that a
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