Oxygen | 2019 Nobel Prize in Physiology or Medicine
The Nobel Assembly at Karolinska Institutet awarded the 2019 Nobel Prize in Physiology or Medicine to Mr. William G. Kaelin Jr., Sir Peter J. Ratcliffe and Mr. Gregg L. Semenza for their discoveries of how cells sense and adapt to oxygen availability. The importance of oxygen is nothing new. The questions of “How have we