Receptors, Histamine H3Receptors, Histamine H1HistamineReceptors, Histamine H2Histamine H1 AntagonistsHistamine AgonistsHistamine H2 AntagonistsReceptors, HistamineHistamine AntagonistsHistamine H3 AntagonistsHistamine ReleaseMethylhistaminesChlorpheniramineDimapritCimetidineNeovascularization, PathologicAngiogenesis InhibitorsNeovascularization, PhysiologicAngiogenesis Inducing AgentsMetiamideThioureaImpromidineVascular Endothelial Growth Factor ADiphenhydramineFamotidineHistamine N-MethyltransferaseHistamine AgentsPiperidinesRanitidinePyrilamineBurimamideGuinea PigsHistidine DecarboxylaseHistamine H1 Antagonists, Non-SedatingDose-Response Relationship, DrugDoxepinIsothiuroniumEndothelial CellsTripelennamineCells, CulturedRadioligand Assayp-Methoxy-N-methylphenethylamineEndothelium, VascularReceptors, G-Protein-CoupledTerfenadineMast CellsImidazolesTriprolidineGastric AcidRats, Sprague-DawleyVascular Endothelial Growth FactorsRats, WistarEndothelial Growth FactorsKetotifenHormone AntagonistsSignal TransductionLymphokinesVascular Endothelial Growth Factor Receptor-2DibenzoxepinsNeurokinin-1 Receptor AntagonistsDopamine AntagonistsCell MovementMice, Inbred C57BLExcitatory Amino Acid AntagonistsBetahistineAngiogenic ProteinsPruritusGastric MucosaGuanidinesIndolesHuman Umbilical Vein Endothelial CellsBinding, CompetitiveCetirizineNarcotic AntagonistsAngiogenesis Modulating AgentsPyridinesMuscle, SmoothTime FactorsInterleukin 1 Receptor Antagonist ProteinRNA, MessengerDisease Models, AnimalMuscarinic AntagonistsCapillariesCell ProliferationDibenzazepinesAnaphylaxisBlood VesselsChorioallantoic MembraneMice, NudeDrug Inverse AgonismImmunohistochemistryFibroblast Growth Factor 2NizatidineCyproheptadineAstemizolePiperazinesCell Line, TumorDrug InteractionsMuscle ContractionCapillary Permeability