A gamma-globulin factor in the serum of patients with systemic lupus erythematosus that reacts with isolated cell nuclei 1 or nucleoprotein 2,3 has been detected in many ways. 4 The standard method of ...

Your complement system consists of a group of important proteins in your bloodstream. These proteins help your immune system fight off harmful invaders, such as bacteria, and other foreign substances.

Complement 3 glomerulopathy (C3G) is considered a very rare disease. With C3G, patients have issues with their immune system that cause kidney damage and symptoms such as swelling and changes in urine ...

Waist circumference was measured between the lower rib margin and the iliac crest after a normal expiratory breath. Overnight fasting blood samples were drawn in ice-cooled ethylenediaminetetraacetic ...