Frederick Banting

Overview

Frederick Grant Banting (November 14, 1891 – February 21, 1941) was a Canadian medical scientist and orthopedic surgeon whose work with Charles Best, J.J.R. Macleod, and James Collip at the University of Toronto led to the isolation of insulin in 1921-1922. For this work, Banting shared the 1923 Nobel Prize in Physiology or Medicine with Macleod and, characteristically, split his share with Best.

Banting was trained as a physician at the University of Toronto, served in the Canadian Army Medical Corps during World War I, and was awarded the Military Cross for valor at the Battle of Cambrai. After the war, he set up a small surgical practice in London, Ontario, and held a part-time teaching position at the University of Western Ontario. It was during preparation for a physiology lecture in October 1920 that he conceived the idea of isolating the pancreatic internal secretion by ligating the pancreatic duct.

Banting brought the idea to J.J.R. Macleod in Toronto, who reluctantly provided laboratory space, a medical student (Charles Best), and experimental dogs. The rest is medical history: within a year, crude pancreatic extracts had lowered blood glucose in diabetic dogs, and within 18 months, purified insulin was saving human lives.

Background

Banting was born on a farm in Alliston, Ontario. He was initially encouraged to study for the ministry but switched to medicine at the University of Toronto, graduating in 1916. His surgical background, rather than laboratory experience, colored his approach to research and may explain why he was willing to pursue an idea that more seasoned physiologists had dismissed as unlikely to work.

Following the insulin breakthrough, Banting received numerous honors, including a knighthood in 1934 and the establishment of the Banting Research Foundation in Canada. He devoted much of his later career to research on silicosis, cancer, and wartime aviation medicine. He died in a plane crash in Newfoundland in 1941 while on a wartime mission to Britain.

Key Contributions

• Conceived the experiment that led to insulin isolation.
• Partnered with Charles Best for the laboratory work in the summer of 1921.
• Shared his Nobel Prize money with Best, a gesture considered exemplary in the history of science.
• Founded the Banting and Best Department of Medical Research at the University of Toronto.

Timeline

• 1891: Born in Alliston, Ontario.
• 1916: Graduates in medicine from the University of Toronto.
• 1916–1919: Serves in the Canadian Army Medical Corps.
• 1920: Conceives the pancreatic duct ligation experiment.
• 1921: Begins insulin research with Best in Macleod's laboratory.
• 1922: Leonard Thompson is the first patient successfully treated with insulin.
• 1923: Shares the Nobel Prize with Macleod.
• 1934: Knighted by King George V.
• 1941: Dies in a plane crash in Newfoundland.

Modern Relevance

Banting is an enduring figure in Canadian scientific history and a symbol of medical discovery. Banting House in London, Ontario, is preserved as a historic site, and World Diabetes Day is held each year on his birthday, November 14. His story continues to be taught as a model of collaboration between clinicians and basic scientists and of the ethical distribution of credit in large team projects.

The insulin discovery remains central to the lives of millions of people worldwide living with diabetes. Modern insulin analogs and delivery systems descend directly from the Toronto work. See also banting-best-insulin and first-recombinant-insulin.

Related Compounds

• Insulin
• C-peptide
• Glucagon
• Proinsulin
• Amylin