Wordnet polsko-angielski 
                         (one of the five major classes of immunoglobulins
involved in fighting blood infections and in triggering production of immunoglobulin G) 
immunoglobulin M, IgM 
synonim: IgM
 (one of the five major classes of immunoglobulins
involved in fighting blood infections and in triggering production of immunoglobulin G) 
immunoglobulin M, IgM 
synonim: IgM