-
John Rollo
Treated a patient with diabetic restrictions -
Claude Bernard
Discovered that the liver stored glycogen and secreted a sugary substance to the blood. Theorised that it caused diabetes. -
Von Mering
Disproved Bernard's liver theory. -
Fredrick Banting
Discovered insulin -
First human receives insulin
14-year-old boy became the first human patient to receive insulin -
Purified injections developed
-
August Krogh
Laid the foundation for Danish insulin manufacturing industry -
J.J. Abel
Insulin first crystallized -
Protamine zinc insulin introduced
-
Lente insulins introduced
-
Dorothy Hodgin
Three dimensional structure of the insulin molecule was discovered