Nobel Prize in Physiology or Medicine 1977

Roger Guillemin

Photo from the Nobel Foundation archive.

Prize share: 1/4

Andrew V. Schally

Photo from the Nobel Foundation archive.

Prize share: 1/4

Rosalyn Yalow

Photo from the Nobel Foundation archive.

Prize share: 1/2

The Nobel Prize in Physiology or Medicine 1977 was divided, one half jointly to Roger Guillemin and Andrew V. Schally "for their discoveries concerning the peptide hormone production of the brain" and the other half to Rosalyn Yalow "for the development of radioimmunoassays of peptide hormones"

To cite this section
MLA style: The Nobel Prize in Physiology or Medicine 1977. NobelPrize.org. Nobel Prize Outreach 2025. Wed. 30 Apr 2025. <https://www.nobelprize.org/prizes/medicine/1977/summary/>

Back to top Back To Top Takes users back to the top of the page

Nobel Prizes and laureates

Nobel Prizes 2024

Six prizes were awarded for achievements that have conferred the greatest benefit to humankind. The 12 laureates' work and discoveries range from proteins' structures and machine learning to fighting for a world free of nuclear weapons.

See them all presented here.

Illustration

Explore prizes and laureates

Look for popular awards and laureates in different fields, and discover the history of the Nobel Prize.