J.J.R. Macleod

J.J.R. Macleod was a Scottish scientist recognized for his role in discovering insulin, a hormone crucial for regulating blood sugar levels. His research helped identify how insulin functions in the body, which transformed diabetes treatment. Macleod's work laid the foundation for the development of insulin therapy, saving countless lives. He shared the Nobel Prize in Physiology or Medicine in 1923 with Frederick Banting and Charles Best, acknowledging his significant contribution to medical science and understanding of the endocrine system.