Tags: Enzyme.
A lactate dehydrogenase (LDH or LD) is an enzyme found in animals plants and prokaryotes.Lactate dehydrogenase is of medical significance because it is found extensively in body tissues such as blood cells and heart muscle. Because it is released during tissue damage it is a marker of common injuries and disease.A dehydrogenase is an enzyme that transfers a hydride from one molecule to another.