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Medical Term:

O agglutinin


  1. an agglutinin that is formed as the result of stimulation by, and that reacts with, the relatively thermostable antigen(s) that are part of the cell wall of certain microorganisms;
  2. see ABO blood group, Blood Groups appendix.

Synonym(s): somatic agglutinin

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.