Schematic of how individual red blood cells (RBCs) carry oxygen through capillaries to oxygenate tissues. The team found that RBCs can regulate how much oxygen is released in tissues, wherein ...

A team of life scientists at Hanyang University, in Korea, working with a pair of colleagues from the Korea Advanced Institute of Science and Technology, has found that fruit flies use crystal cells ...

Insect respiration is commonly thought to rely solely on direct gas exchange through air-filled tracheal tubes. The discovery of oxygen-transporting blood cells in fly larvae reveals a previously ...

Of all the numbers a physiology lab can put on a person, few carry as much weight as the maximum rate at which the body can take in, transport, and burn oxygen during hard exercise. Physiologists call ...

Oxygen outweighs every other element in the human body, a fact confirmed across peer-reviewed biomedical literature and one that quietly shapes how hospitals calculate radiation doses for millions of ...