Using insulin for the first time in dealing with human diabetes

Before 1922, people with Type 1 who lived no more than 1 to 2 years. While not treating diabetes, insulin is one of the greatest medical discoveries, described as a miracle: People with diabetes in serious condition, with only a few days to live, thanks to insulin, were saved and restored to normal life.

Insulin was held in the Toronto university laboratory. Four doctors and Laboans took care of the task, but in 1923 only two doctors were honoured with the Nobel Prize for Medicine; and the doctors personally decided to share the Nobel Prize with their two labs.