What Is an Arterial Blood Gas Test (ABG)? An arterial blood gas (ABG) test measures oxygen and carbon dioxide levels in your blood. It also measures your body’s acid-base (pH) level, which is usually ...
image: Researchers from the University of Tsukuba have identified a new type of carbonic anhydrase enzyme that can convert CO2 to HCO3- without the use of a metal ion. This discovery not only ...