Assertion: antigen's antibody | /r/HasProperty | igm
Facets:
value: usually
type: DEGREE
Source sentences:
text: The associated anti-A and anti-B antibodies are usually IgM antibodies, produced in the first years of life by sensitization to environmental substances such as food, bacteria, and viruses.
text: The larger antibodies (IgM) can reach between more antigen sites on different red cells and therefore causing stronger agglutination reactions.
text: The larger antibodies, IgM, can reach between cells that are further apart and cause agglutination.