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Actualy white blood cells release histamine.
Basophils release histamine in response to the presence of microorganisms.
Much of the histamine in the body is produced by the granules in mast cells and basophils as part of a local immune response to the presence of invading bodies.
Histamine is released by basophils and mast cells in near by connective tissue which is an immune response to foreign pathogens.
Basophils release histamine (vasodilator) and heparin (anticoagulant) during inflammatory or allergic reactions.
Histamine and heparin
Usually itching is caused by the release of histamine as part of an immune response, either an inappropriate response to proteins in the environment (i.e. allergies) or to a parasitic infection.
released of the chemical histamine causes?
Do Pine trees help with histamine allergies
An allergen!
Anti-histamine means a substance which inhibits the release of histamine. Its opposite would be something that promotes the release of histamine. There is no standard word for such a material but one can use prohistamine for it.
The basophil releases histamine and is the least common granulocyte.