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reagin
DEFINITIONS OF:
reagin
1
n
an immunoglobulin E that is formed as an antibody against allergens (such as pollen); attaches to cell membranes causing the release of histamine and other substances responsible for the local inflammation characteristic of an allergy
Type of:
IgE
,
immunoglobulin E
one of the five major classes of immunoglobulins; present primarily in the skin and mucous membranes
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