Lung Diseases, InterstitialLung DiseasesLungLung Diseases, ObstructivePulmonary FibrosisLung NeoplasmsCystitis, InterstitialInterstitial Cells of CajalLung InjuryLung TransplantationRespiratory Function TestsBronchoalveolar Lavage FluidCarcinoma, Non-Small-Cell LungIdiopathic Pulmonary FibrosisExtracellular FluidCystic FibrosisPulmonary AlveoliAlveolitis, Extrinsic AllergicAcute Lung InjuryFarmer's LungIdiopathic Interstitial PneumoniasTomography, X-Ray ComputedLung Volume MeasurementsVital CapacityPulmonary Disease, Chronic ObstructivePulmonary EmphysemaDermatomyositisChronic DiseasePneumoniaTotal Lung CapacityForced Expiratory VolumeRadiography, ThoracicFibrosisSpirometryBronchoalveolar LavageAbnormalities, MultipleExtracellular SpaceScleroderma, SystemicBronchopulmonary DysplasiaBronchiectasisRetrospective StudiesPulmonary Surfactant-Associated Protein CInfant, NewbornImmunohistochemistryBiopsySmokingPulmonary Diffusing CapacityMice, Inbred C57BLRespiratory MucosaBronchiKidneySarcoidosis, PulmonaryChromosome AberrationsRespiratory Distress Syndrome, NewbornSarcoidosisPolymyositisMacrophages, AlveolarDisease Models, AnimalSeverity of Illness IndexCase-Control StudiesTime FactorsConnective Tissue DiseasesRNA, MessengerCollagen DiseasesDisease ProgressionPhenotypeRespiration, ArtificialPrognosisBiological MarkersTreatment OutcomeInfant, Premature, DiseasesPulmonary EdemaBronchoscopyDyspneaInfant, PrematureBronchiolitis ObliteransPneumoconiosisPulmonary SurfactantsFibroblastsCells, CulturedRisk FactorsExtravascular Lung WaterLung Diseases, FungalAsthmaSensitivity and SpecificityAdministration, InhalationCollagenHypertension, PulmonaryChromosome DisordersMice, KnockoutMicrodialysisKaryotypingEpithelial CellsLung AbscessAsbestosisOxygenProspective StudiesFollow-Up StudiesBleomycinSilicosis