Receptors, Adrenergic, betaPhenylephrineReceptors, Adrenergic, alphaIsoproterenolNorepinephrineMethacholine ChlorideBronchial Provocation TestsBronchoconstrictor AgentsBronchial HyperreactivityCells, CulturedDose-Response Relationship, DrugAsthmaSignal TransductionAirway ResistanceTime FactorsBronchoconstrictionHistamineLymphocyte ActivationRNA, MessengerForced Expiratory VolumeMice, Inbred C57BLBronchiFluid TherapyPromoter Regions, GeneticReproducibility of ResultsGene Expression RegulationMolecular Sequence DataT-LymphocytesRats, Sprague-DawleyBase SequenceCell Line