👉 In biochemistry, coagulation refers to the process of blood clotting. It is a complex biochemical reaction that occurs when two or more proteins in blood (such as fibrinogen and collagen) bind together to form a protein fibril, which then forms a network of fibrils that can break apart under pressure. The term "coagulations" was coined by French biochemist Louis Pasteur who described the formation of blood clots during infection. However, coagulation is not limited