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 ...

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 ...

From the Thorndike Memorial Laboratory, Second and Fourth Medical Services (Harvard), Boston City Hospital and the Department of Medicine, Harvard Medical School, Boston, Massachusetts. Myers — ...

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 ...

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.

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 ...