Witness History

GLP-1: A breakthrough for diabetes and obesity

8 snips
Oct 23, 2025
In this compelling conversation, Svetlana Mojsov, a pioneering Yugoslav scientist, shares her groundbreaking discovery of the hormone GLP-1, crucial for insulin release and the management of diabetes. She recounts her journey from Macedonia to Massachusetts, influencing the development of life-changing weight-loss and diabetes treatments. Svetlana also reflects on the initial challenges of gaining recognition for her work and the lasting impact her research has had on medicine today.
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INSIGHT

GLP-1 Controls Insulin After Meals

  • GLP-1 is an incretin hormone released by the intestine after eating that stimulates insulin release.
  • Svetlana Mojsov proved this link experimentally, showing GLP-1 lowers blood glucose.
ANECDOTE

Early Life That Sparked A Scientist

  • Svetlana Mojsov grew up in Skopje and moved to Belgrade at age ten, where school experiments sparked her interest in science.
  • She chose to study physical chemistry at the University of Belgrade and committed to a research career.
ANECDOTE

Right Place, Right Time In Boston

  • In 1983 Svetlana became an independent investigator at Massachusetts General Hospital and built on Graham Bell's work.
  • Being in the right place and time enabled her discovery of GLP-1 as biologically active.
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