Streptococcus pneumoniaeStreptococcusSepsisPneumococcal InfectionsKlebsiella pneumoniaeStreptococcus pyogenesStreptococcus mutansMycoplasma pneumoniaePneumonia, PneumococcalStreptococcal InfectionsStreptococcus agalactiaeAnti-Bacterial AgentsBacterial ProteinsMicrobial Sensitivity TestsPenicillin ResistanceNasopharynxStreptolysinsSerotypingMeningitis, PneumococcalStreptococcus mitisBacterial CapsulesPneumococcal VaccinesDrug Resistance, BacterialStreptococcus oralisPenicillinsStreptococcus suisAnti-Infective AgentsFluoroquinolonesErythromycinStreptococcus PhagesDNA, BacterialMacrolidesN-Acetylmuramoyl-L-alanine AmidaseDrug Resistance, MicrobialStreptococcus bovisOtitis MediaHaemophilus influenzaeAntibodies, BacterialKlebsiella InfectionsPneumonia, MycoplasmaMolecular Sequence DataKetolidesStreptococcus equiTransformation, BacterialCefotaximePolysaccharides, BacterialCarrier StateGenes, BacterialBacteremiaMoraxella (Branhamella) catarrhalisCeftriaxoneLevofloxacinPenicillin-Binding ProteinsDNA Topoisomerase IVStreptococcus sobrinusVirulenceRespiratory Tract InfectionsAminoacyltransferasesOfloxacinAntigens, BacterialMeningitis, BacterialNaphthyridinesGram-Positive BacteriaPneumonia, BacterialCephalosporinsBacterial AdhesionColony Count, MicrobialStreptococcal VaccinesGene Expression Regulation, BacterialVaccines, ConjugateStreptococcus gordoniiChlamydophila InfectionsCommunity-Acquired InfectionsPolymerase Chain ReactionDrug Resistance, Multiple, BacterialStreptococcus thermophilusAza CompoundsSequence Analysis, DNAMutationBacterial Typing TechniquesDNA GyraseBacteriaEnterococcus faecalisHexosyltransferasesElectrophoresis, Gel, Pulsed-FieldPeptidyl TransferasesCulture MediaMuramoylpentapeptide CarboxypeptidaseAmino Acid SequenceBacterial InfectionsDisease Models, AnimalNasopharyngeal DiseasesHaemophilus InfectionsCiprofloxacinBase SequenceQuinolonesAdhesins, BacterialPharynxBacteriological TechniquesOpsonin Proteins