Hemoglobin, long celebrated for ferrying oxygen in red blood cells, has now been revealed to play an overlooked—and potentially game-changing—antioxidant role in the brain. "The key was to uncover ...

The evolution of biomedical science can be appreciated through studies of hemoglobin, the oxygen-carrying protein in red cells. Before molecular cloning, the geneticist Arno Motulsky noted, “Many ...