3
sugar free. This was
repeated both in the
same dog and in other
depancreatized dogs with
a similar result
Carlson, Allen, [?]
This finding gave us
access to large quantities
of potent extract and
abolished the delay and
expense of obtaining the
extract by ligating the
pancreatic ducts of the dog.
Furthermore it offered
strong evidence that the
active principal was
universal in the animal
Kingdom. (we have since
tried the bovine extract
on dogs, rabbits, and the human