The effects of histamine in allergic reactions are primarily attributable to its binding which of the following histamine receptors?

The effects of histamine in allergic reactions are primarily attributable to its binding which of the following histamine receptors?

The effects of histamine in allergic reactions are primarily attributable to its binding which of the following histamine receptors?












A. H1
B. H2
C. H3
D. H4
E. None of the above















Answer: A