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An antibody that reacts with the cells, tissues, or native proteins of the individual in which it is produced.
n, pl -bodies
(Biochemistry) an antibody reacting with an antigen that is a part of the organism in which the antibody is formed
au•to•an•ti•bod•y(ˌɔ toʊˈæn tɪˌbɒd i, -ˈæn ti-)
n., pl. -bod•ies.
an antibody that an organism produces against any of its own components.
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|Noun||1.||autoantibody - an antibody acting against tissues of the organism that produces it|
rheumatoid factor - autoantibody that is usually present in the serum of people with rheumatoid arthritis
antibody - any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response