medical Definition of autoreactive
- It has been presumed that autoreactive B cells, like normal B cells, accumulate in the follicles of lymphoid tissues after encountering antigen and begin to proliferate, producing high-affinity autoantibodies and forming germinal centers.
- —Yang-Xin Fu and Ursula Storb, Science, 20 Sept. 2002
autoreactivityplay \ˌȯt-ō-(ˌ)rē-ˌak-ˈti-və-tē\ noun, plural autoreactivities
- At the same time, autoreactivity of B cells and T cells is present in all normal persons, and a complex set of regulatory mechanisms is required to prevent overt destruction of tissue through autoimmunity.
- —Peter K. Gregersen, The New England Journal of Medicine, 22 Mar. 2007