Streptococcus pneumoniaePneumococcal InfectionsStreptococcusStreptococcus pyogenesStreptococcal InfectionsPeriodontal AbscessPharyngitisPneumonia, PneumococcalPharynxPneumococcal VaccinesMeningitis, PneumococcalStreptolysinsKlebsiella pneumoniaeSerotypingPenicillin ResistanceStreptococcus mutansBacterial ProteinsNasopharynxMycoplasma pneumoniaeAnemia, HemolyticAnti-Bacterial AgentsMicrobial Sensitivity TestsStreptococcus agalactiaeVaccines, ConjugateAntibodies, BacterialBacterial CapsulesBacteremiaPenicillinsPolysaccharides, BacterialDrug Resistance, BacterialAnemia, Hemolytic, AutoimmuneBacterial VaccinesStreptococcus mitisOtitis MediaDNA, BacterialDrug Resistance, MicrobialCarrier StateStreptococcus oralisAntigens, BacterialAnti-Infective AgentsStreptococcus suisHemolysisFluoroquinolonesErythromycinStreptococcus PhagesPhosphorylcholineMacrolidesCommunity-Acquired InfectionsN-Acetylmuramoyl-L-alanine AmidaseHemolytic AgentsMolecular Sequence DataVaccinationStreptococcus bovisHaemophilus influenzaeOpsonin ProteinsVirulenceKlebsiella InfectionsPneumonia, MycoplasmaAnemia, Hemolytic, CongenitalKetolidesGenes, BacterialLungStreptococcus equiTransformation, BacterialCefotaximeImmunoglobulin GAdministration, IntranasalMoraxella (Branhamella) catarrhalisLevofloxacinPenicillin-Binding ProteinsCeftriaxoneDNA Topoisomerase IVMice, Inbred BALB CStreptococcus sobrinusSplenectomyAminoacyltransferasesOfloxacinRespiratory Tract InfectionsSepsisNaphthyridinesGram-Positive BacteriaCephalosporinsMeningitis, BacterialMice, Inbred CBABase SequenceBacterial AdhesionPhagocytosisPneumonia, BacterialMutationStreptococcal VaccinesColony Count, MicrobialPolymerase Chain ReactionAmino Acid SequenceGene Expression Regulation, BacterialStreptococcus gordoniiImmunizationMice, Inbred C57BLDisease Models, AnimalChlamydophila InfectionsSequence Analysis, DNA