Posted by Andreas Carl from IP 18.104.22.168 on March 12, 2017 at 21:06:42:
In Reply to: hypersensitivity Q? posted by hack on January 06, 2017 at 09:35:18:
Of course! The immune system has to become sensitized first and then upon re-exposure to the antigen, an IgE antibody response (type I) or cell-mediated response (type IV) will initiate the hypersensitivity response.
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