>> YOUR LINK HERE: ___ http://youtube.com/watch?v=oUNs001GB4U

In this video, Dr Matt explains the mechanism and common examples of the type 1 hypersensitivity reaction.

Immune system, antibodies, allergy, atopy, asthma, hayfever, dermatitis, anaphylaxis, Hypersensitivity, autoimmune, histamine, peanut allergy, IgE, Mast cells
#############################