- An antigenic substance that stimulates the formation of specific agglutinin, which can cause agglutination of cells that contain the antigen or particles coated with the antigen. SYN: agglutogen. [agglutinin + G. -gen, production]- T a. obsolete term for an a. formed from a latent receptor on human red cells by the action of an enzyme in cultures of certain bacteria.
* * *ag·glu·ti·no·gen ə-'glüt-ən-ə-jən n an antigen whose presence results in the formation of an agglutininag·glu·ti·no·gen·ic -.glüt-ən-ə-'jen-ik adj
* * *n.any antigen that provokes formation of an agglutinin in the serum and is therefore likely to be involved in agglutination.
* * *ag·glu·tin·o·gen (ag″loo-tinґo-jen) 1. any substance which, acting as an antigen, stimulates the production of agglutinin. 2. the particulate antigen used in conducting agglutination tests.
Medical dictionary. 2011.