AdenosineAdenosine DeaminaseReceptor, Adenosine A2ANucleoside DeaminasesReceptor, Adenosine A3Receptor, Adenosine A1Adenosine A2 Receptor AgonistsReceptor, Adenosine A2BReceptors, Purinergic P1Adenosine KinasePurinergic P1 Receptor AgonistsXanthinesAdenosine-5'-(N-ethylcarboxamide)Adenosine A1 Receptor AgonistsReceptors, Adenosine A2Adenosine A2 Receptor AntagonistsAdenosine A1 Receptor AntagonistsGoblet CellsCoformycinPurinergic P1 Receptor AntagonistsBodily SecretionsExocrine GlandsHistamine AgonistsCells, CulturedMethacholine CompoundsAdenosine MonophosphateAdenosine A3 Receptor AgonistsCholinergic AgonistsDose-Response Relationship, DrugRats, Sprague-DawleyRetroviridaePhenethylaminesMucusSecretory VesiclesSerotonin Receptor AgonistsReceptors, PurinergicDopamine AgonistsCell LineConjunctivaChromaffin CellsTheophyllineMast CellsHistamineCHO CellsCyclic AMPAdenosine A3 Receptor AntagonistsCimetidineTracheaPancreas, ExocrineSerotonin 5-HT1 Receptor AgonistsPhenylisopropyladenosine2-ChloroadenosineCalciumExocytosisSerotonin 5-HT2 Receptor AgonistsCricetinaeGenetic VectorsGuinea PigsCell DegranulationParietal Cells, Gastric5'-NucleotidaseMolecular Sequence DataInosinePurinergic P2 Receptor AgonistsTransfectionCytoplasmic GranulesGABA AgonistsHistamine ReleaseSubstance PRats, WistarGABA-A Receptor AgonistsGABA-B Receptor AgonistsAdenosine TriphosphatasesTubercidinCannabinoid Receptor AgonistsCell MembraneSerotonin 5-HT4 Receptor AgonistsAmino Acid SequenceAdenine NucleotidesCapsaicinBase SequenceHematopoietic Stem CellsAdrenergic alpha-2 Receptor AgonistsDNAKineticsTheobromineGene ExpressionGenesCattleCloning, MolecularReceptors, Opioid, kappaMuscarinic AgonistsEpithelial CellsSignal TransductionBone Marrow TransplantationRadioligand AssayTime FactorsTriazinesDipyridamoleReceptors, Dopamine D2