Lack of Amino Acid Spurs Deadly Sickle Cell Complication

laboratory microscope lens in a labA deficiency of the amino acid arginine may contribute to the development of
pulmonary hypertension — a potentially deadly complication — in people with
sickle cell anemia, a new study suggests.

A process called hemolysis, in which red blood cells rupture, is what causes
the arginine deficiency, researchers said.