Globulins are a group of proteins in your blood. They are made in your liver by your immune system. Globulins play an important role in liver function, blood clotting, and fighting infection.
Doctor orders globulin tests as part your regular checkup or to help diagnose specific conditions. A total protein test may be included in a series of tests to check how well your liver is working. A serum protein electrophoresis test measures gamma globulins and other proteins.
Normal value ranges are: Serum globulin: 2.0 to 3.5 grams per deciliter (g/dL) or 20 to 35 grams per liter (g/L) IgM component: 75 to 300 milligrams per deciliter (mg/dL) or 750 to 3000 milligrams per liter (mg/L) IgG component: 650 to 1850 mg/dL or 6.5 to 18.50 g/L.
