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Arthus reaction

Arthus reaction

(Science: dermatology, immunology) a localised inflammation due to injection of antigen into an animal that has a high level of circulating antibody against that antigen.

a haemorrhagic reaction with oedema occurs due to the destruction of small blood vessels by thrombi. It may occur, as in farmers lung, as a reaction to natural exposure to antigen.

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... by responses trigerred by immune complexes. Example: serum sickness, Arthus reaction. Allergies mediated by IgE is known as type I, which IgE will induce mast-cell activation. ...

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by Dr.Stein
Mon Feb 06, 2006 6:32 am
Forum: Human Biology
Topic: Allergies
Replies: 3
Views: 3196

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