Beta Interzone
Cold insoluble globulin forms a band here which is not seen in plasma because it is precipitated by heparin. There are low levels in inflammation and high levels in pregnancy.
Beta lipoprotein forms an irregular crenated band in this zone. High levels are seen in type II hypercholesterolaemia, hypertriglyceridemia, and in the nephrotic syndrome.
Read more about this topic: Serum Protein Electrophoresis, Alpha-2