lactate dehydrogenase

noun Biochemistry.

1. an enzyme that catalyzes the interconversion of pyruvate and lactate, an important step in carbohydrate metabolism: elevated serum levels indicate injury to kidney, skeletal muscle, or heart muscle. Abbreviation: LDH

n.

1. Any of a class of enzymes found in the liver, kidneys, striated muscle, and heart muscle that catalyze the reversible conversion of pyruvate and lactate.