The Facebook classic How many times can you click in 30 seconds, is now on Scratch.
Homocysteine is an amino acid. Amino acids are the building blocks of proteins. When proteins break down, elevated levels of amino acids like homocysteine may be found in the bloodstream. Having elevated levels of homocysteine in the blood (hyperhomocysteinemia) is associated with atherosclerosis and blood clots. It is not possible to get homocysteine from the diet. It must be made from methionine, another amino acid that is found in meat, fish, and dairy products.
Trade Names. Pharmacology. Thrombin activates platelets and catalyzes the conversion of fibrinogen to fibrin, which are the steps that are essential for blood clot formation. The fibrin clot is stabilized by cross-linking that occurs as a result of activation of the patient's endogenous factor XIII, which requires the presence of calcium.