Airway ResistanceAsthmaAirway ObstructionAirway RemodelingBronchiRespiratory SystemBronchoconstrictionBronchial HyperreactivityLungRespiratory MucosaPlethysmography, Whole BodyLung ComplianceRespiratory Function TestsRespiratory MechanicsMethacholine ChlorideBronchoconstrictor AgentsAnti-Asthmatic AgentsBronchodilator AgentsAdministration, InhalationForced Expiratory VolumeLung Volume MeasurementsTracheaDrug ResistanceAlbuterolSpirometryBronchoalveolar Lavage FluidBronchial Provocation TestsRespiratory HypersensitivityMuscle, SmoothPulmonary VentilationRespiratory SoundsInhalationHistamineHypersensitivityEpithelial CellsDrug Resistance, MicrobialAsthma, Exercise-InducedDrug Resistance, BacterialRespiratory Physiological PhenomenaEosinophilsAllergensMucusAirway ManagementNasal ObstructionPeak Expiratory Flow RateFunctional Residual CapacityAerosolsPlethysmographyAir PressureRhinomanometryBronchitisVital CapacityAdrenal Cortex HormonesDrug Resistance, NeoplasmAsthma, OccupationalBronchial SpasmNasal MucosaRespirationIntubation, IntratrachealIpratropiumNoseCoughCells, CulturedPulmonary Disease, Chronic ObstructiveLung Diseases, ObstructiveTidal VolumeHypersensitivity, ImmediateOscillometryDrug Resistance, MultipleNasal CavityMucin 5ACRhinometry, AcousticPositive-Pressure RespirationInflammationOvalbuminInterleukin-13Nasal DecongestantsRhinitisTime FactorsCromolyn SodiumDisease Models, AnimalEpiglottisMice, Inbred BALB CDisease ResistanceForced Expiratory Flow RatesGuinea PigsCystic FibrosisPharynxRespiratory MusclesBudesonideMyocytes, Smooth MuscleNasal Provocation TestsVascular ResistanceSputumPneumoniaExhalationSeverity of Illness IndexLaryngeal Nerve InjuriesDose-Response Relationship, DrugTotal Lung Capacity