Immunologic Factor
immunoglobulin M
[ im-yuh-noh-glob-yuh-lin, ih-myoo- em ]
Subclass of:
Immunoglobulin Isotypes
Definitions related to immunoglobulin m:
-
(igm) The major immunoglobulin secreted during a primary immune response. IgM binds with low affinity but high avidity (multiple binding sites) because it not only occurs as monomers but also as pentamers and hexamers.NCI ThesaurusU.S. National Cancer Institute, 2021
-
A class of immunoglobulin bearing mu chains (IMMUNOGLOBULIN MU-CHAINS). IgM can fix COMPLEMENT. The name comes from its high molecular weight and originally was called a macroglobulin.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
-
Pentameric immunoglobulin largely confined to the intravascular pool and the predominant early antibody frequently seen in the immune response to antigenically complex infectious organisms.CRISP ThesaurusNational Institutes of Health, 2006
Return to OpenMD Medical Dictionary
> I
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.