mast cell(redirected from Mastocytes)
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A cell produced in bone marrow that functions in allergic reactions and other inflammatory and immune responses by releasing substances such as histamine and cytokines and by directly killing pathogens. Mast cells are found chiefly in connective tissue and contain basophilic granules.
[Partial translation of German Mastzelle, well-fed cell (from an early view that the granules were from phagocytosis) : Mast, food, mast (from Middle High German, from Old High German) + Zelle, cell.]
(Biology) a type of granular basophil cell in connective tissue that releases heparin, histamine, and serotonin during inflammation and allergic reactions
[C19: from mast2, on the model of German Mastzelle]
a large granular cell, common in connective tissue, that produces heparin, histamine, and serotonin.
[1885–90; partial translation of German Mastzelle=Mast mast2 + Zelle cell]
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|Noun||1.||mast cell - a large connective tissue cell that contains histamine and heparin and serotonin which are released in allergic reactions or in response to injury or inflammation|
connective tissue - tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments