. . . . . . . . . . "a(CHEBI:histamine) -> bp(GO:vasoconstriction)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "In preparations without endothelium, histamine at low concentrations (1-100 nM) produced only a small and rapid vasodilation, whereas histamine at concentrations higher than 1 muM produced triphasic vascular responses: initial sharp vasodilation followed by transient vasoconstriction and subsequent gradual vasodilation." . . "Selventa" . . . . "2014-07-03T14:30:40.019+02:00"^^ . . .