Nikolas
Created page with "<section begin="clinical biochemistry" />'''Creatine kinase''' (CK) is an enzyme which catalyses the formation of creatine phosphate from creatine. Creatine phosphate is the main energy source in muscle, and so this enzyme is abundant in skeletal muscle. There are three isotypes of CK. CK-MM is mostly found in skeletal muscle. CK-MB is mostly found in myocardium (but only accounts for 30% of CK here). CK-BB is the dominant form in smooth muscle. == As a laboratory mark..."