H1-agonists ( histamine and 2-methylhistamine ) caused a transient rise of [ Ca2+ ] , and H1-antagonists ( pyrilamine and doxepin ) inhibited the histamine -induced [ Ca2+ ] i rise more potently than the H2-antagonist ( cimetidine ) on the H3-antagonist ( impromidine ) .
h1-agonists ( histamine and 2-methylhistamine ) caused a transient rise of [ ca2+ ] , and h1-antagonists ( pyrilamine and doxepin ) inhibited the histamine -induced [ ca2+ ] i rise more potently than the h2-antagonist ( cimetidine ) on the h3-antagonist ( impromidine ) .
B-other_organic_compound O B-peptide O B-peptide O O O O O O O B-atom O O O B-other_organic_compound O B-other_organic_compound O B-other_organic_compound O O O B-peptide O B-other_name B-atom O O O O O O O B-other_organic_compound O B-other_organic_compound O O O B-other_organic_compound O B-other_organic_compound O O