Airway ResistanceAsthmaAirway ObstructionAirway RemodelingBronchiRespiratory SystemBronchoconstrictionLungRespiratory MucosaPlethysmography, Whole BodyBronchial HyperreactivityLung ComplianceRespiratory MechanicsRespiratory Function TestsMethacholine ChlorideBronchoconstrictor AgentsLung Volume MeasurementsTracheaBronchodilator AgentsDrug ResistanceBronchial Provocation TestsAdministration, InhalationMuscle, SmoothPulmonary VentilationForced Expiratory VolumeInhalationDrug Resistance, BacterialBronchoalveolar Lavage FluidEpithelial CellsDrug Resistance, MicrobialHistamineRespiratory HypersensitivitySpirometryAlbuterolRespiratory Physiological PhenomenaAirway ManagementMucusNasal ObstructionFunctional Residual CapacityAir PressurePlethysmographyRhinomanometryAnti-Asthmatic AgentsHypersensitivityRespiratory SoundsEosinophilsAerosolsDrug Resistance, NeoplasmNasal MucosaIntubation, IntratrachealDisease ResistanceRespirationNoseCells, CulturedBronchial SpasmIpratropiumBronchitisTidal VolumeDrug Resistance, MultipleVital CapacityAllergensNasal CavityRhinometry, AcousticOscillometryNasal DecongestantsPositive-Pressure RespirationMucin 5ACEpiglottisCystic FibrosisLung Diseases, ObstructivePharynxPlant DiseasesMice, Inbred BALB CTime FactorsPulmonary Disease, Chronic ObstructiveDisease Models, AnimalGuinea PigsRespiratory MusclesVascular ResistanceInflammationDrug Resistance, Multiple, BacterialCoughMyocytes, Smooth MuscleNasal Provocation TestsAsthma, Exercise-InducedPneumoniaMaximal Expiratory Flow-Volume CurvesForced Expiratory Flow RatesDose-Response Relationship, DrugTotal Lung CapacityDrug Resistance, ViralMicrobial Sensitivity TestsSleep Apnea, ObstructiveInterleukin-13Anti-Bacterial AgentsClemastineHeliumMice, Inbred C57BLWork of BreathingCromolyn Sodium