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 ...

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 ...

A complement blood test checks for autoimmune diseases or other issues with your immune system. Your doctor might test you if you have a family history of certain conditions, such as rheumatoid ...

R. L. Kahn, R. M. Olin Jr. The velocity of fixation of complement employing syphilitic serums and 6 different Wassermann antigens was studied. The periods of fixation ...

A modified direct complement-fixation (CF) test is described which will detect antibodies in chicken serum associated with Marek's disease herpesvirus (MDHV) infection. The test is modified in that ...

Serra, Guarini et al. 1 suggested in 1958 a peculiar complement-fixation test as a very selective serological technique for identifying the blood sera of carriers of malignant tumours. You have full ...

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

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.

A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...

NORMAL guinea pig serum is the most common source of complement for the complement-fixation test, and may be used fresh or, more commonly, preserved either by freeze-drying or by Richardson's method 1 ...