"Peter J. Ratcliffe at Centro Cultural de la Ciencia" by Casa Rosada (Argentina Presidency of the Nation) / CC BY 2.5 ar

Nobel Prize in Medicine Awarded to 3 for Work on Cells and Oxygen

Oct 7, 2019

By Gina Kolata and Megan Specia

The Nobel Prize in Physiology or Medicine was jointly awarded to three scientists — William G. Kaelin Jr., Peter J. Ratcliffe and Gregg L. Semenza — for their work on how cells sense and adapt to oxygen availability.

The Nobel Assembly announced the prize at the Karolinska Institute in Stockholm on Monday.

Their work established the genetic mechanisms that allow cells to respond to changes in oxygen levels, and has implications for treating a variety of diseases, including cancer, anemia, heart attacks and strokes.

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