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 ...

A complement blood test measures how well complement proteins in your blood support immune defense. The complement system helps antibodies fight germs and clear foreign substances. Complement testing ...

MULTIPLE sclerosis was recognized as a clinical entity early in the nineteenth century by Charcot. Since then its pathology and clinical symptomatology have been defined, but the etiology of this ...