Scientists at the Johns Hopkins Kimmel Cancer Center have identified 16 genes that breast cancer cells use to survive in the bloodstream after they've escaped the low-oxygen regions of a tumor. Each ...

Red blood cells are the most abundant cell type in blood, carrying oxygen throughout the human body. In blood circulation, they repetitively encounter various levels of oxygen tension. Hypoxia, a low ...

University of Calgary researchers have identified a new oxygen sensing mechanism in a small population of spinal cord neurons capable of protecting the brain and other vital organs from low oxygen ...