LegionellaLegionella pneumophilaLegionnaires' DiseaseBacteriaLegionellosisWater MicrobiologyGram-Negative BacteriaGram-Positive BacteriaDNA, BacterialBacterial ProteinsAcanthamoeba castellaniiAir ConditioningHartmannellaMolecular Sequence DataRNA, Ribosomal, 16SBacteria, AnaerobicSensitivity and SpecificityPolymerase Chain ReactionColony Count, MicrobialWater SupplyAcanthamoebaSequence Analysis, DNAPhylogenyCulture MediaBacteriological TechniquesDNA, RibosomalLimit of DetectionBacteria, AerobicSanitary EngineeringEscherichia coliGenes, BacterialAnti-Bacterial AgentsImmunophilinsSpecies SpecificityAmoebaBase SequenceFresh WaterSerotypingRNA, BacterialAntigens, BacterialGene Expression Regulation, BacterialLegionellaceaeSoil Microbiologyrab1 GTP-Binding ProteinsBacterial Typing TechniquesLung AbscessVirulenceMacrophagesGenome, BacterialAmino Acid SequenceBacterial Physiological PhenomenaAntibodies, BacterialMicrobial Sensitivity TestsPhagosomesGram-Negative Aerobic BacteriaGram-Negative Anaerobic BacteriaReproducibility of ResultsEvaluation Studies as TopicSeawaterAgglutination TestsPneumonia, BacterialEnvironmental MicrobiologyBathsBacterial AdhesionNucleic Acid HybridizationGenes, rRNABacterial InfectionsBiofilmsMutationDisinfectionNeuronal Apoptosis-Inhibitory ProteinSulfur-Reducing BacteriaEnterobacteriaceaeBacterial LoadDNA PrimersTemperaturePseudomonasAir MicrobiologySymbiosisWater PollutionBase CompositionFluorescent Antibody TechniqueTime FactorsMice, Inbred AWater PurificationFiltrationFecesAnaerobiosisReagent Kits, DiagnosticFatty AcidsDrinking WaterFlagellinDental EquipmentCharcoalEnzyme-Linked Immunosorbent AssayHot TemperatureHydrogen-Ion ConcentrationMicrobial ViabilityVirulence FactorsHost-Pathogen Interactions