serum The clear liquid component of blood that separates when blood is allowed to clot completely. Serum is composed of blood plasma, from which fibrinogen has been removed by means of clotting. Related category • ANATOMY AND PHYSIOLOGY Source: Laboratory for Applied Biotelemetry & Biotechnology, Dept of Marine Biology at Texas A&M University Galveston Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |