self antigen
biochemistry
Also known as: autoantigen
Learn about this topic in these articles:
immune system disorders
- In immune system disorder: Alteration of self antigens
Various mechanisms can alter self components so that they seem foreign to the immune system. New antigenic determinants can be attached to self proteins, or the shape of a self antigen can shift—for a variety of reasons—so that previously unresponsive helper T cells…
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types of antigens
- In antigen
…(or heteroantigens) and autoantigens (or self-antigens). Foreign antigens originate from outside the body. Examples include parts of or substances produced by viruses or microorganisms (such as bacteria and protozoa), as well as substances in snake venom, certain proteins in foods, and components of serum and red blood cells from other…
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