The patient's physician must give the order for donation. An iron-containing protein pigment occurring in the red blood cells and functioning primarily in the transport of oxygen from the lungs to the body tissues. Same as allogeneic. Blood in which white cells have been reduced in number, usually by filtration. Like other blood components, it can be separated out from the whole blood for use in component therapy.
Plasma contains many clotting proteins.
Patients undergoing treatment for cancer are the primary users of platelets. Called Rh because it was first identified in the blood of rhesus monkeys. Blood for transfusions must be compatible for this factor as well as for the ABO blood group.