difference between plasma and serum ?
Plasma is the liquid portion of the blood that is obtained by centrifugation of blood that is not allowed to clot. The difference between the two is that plasma has coagulation factors and other proteins that are not present in serum. Serum is the liquid portion of the blood that is obtained after allowing the blood to clot. Plasma is the liquid portion of the blood that is obtained by centrifugation of blood that is not allowed to clot. The difference between the two is that plasma has coagulation factors and other proteins that are not present in serum. In brief: Clot vs no clot.