lactic acid dehydrogenase

Lactate dehydrogenase (LDH) is an enzyme  present in a wide variety of organisms, including plants and animals.
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Lactate dehydrogenase n. Abbr. LDH Any of a class of enzymes found in the liver, kidneys, striated muscle, and heart muscle that catalyze the [more]Lactic acid dehydrogenase - Community and Resources

One of a group of enzymes found in the blood and other body tissues, and involved in energy production in cells. An increased amount in the blood may be a sign of tissue damage and some types of cancer or other diseases. Also called lactate dehydrogenase.