Molecule of the Week
May 22, 2006
Histamine is the chemical messenger that antihistamine medicines try to block. Histamine is released by mast cells during an allergy attack and can produce multiple biological effects including bronchoconstriction (asthma), vasodilation (watery eyes, runny nose), and gastric acid secretion.
- Get more information on this molecule from CAS (Chemical Abstracts Service)
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