Streptococcus agalactiaeStreptococcal InfectionsStreptococcusStreptococcus pyogenesStreptococcus pneumoniaeStreptococcus mutansVaginaBacteriaStreptococcal VaccinesPolysaccharides, BacterialSerotypingPregnancy Complications, InfectiousBacterial ProteinsBacterial CapsulesInfant, Newborn, DiseasesAntigens, BacterialOpsonin ProteinsBacteriological TechniquesRectumCarrier StateInfant, NewbornAnti-Bacterial AgentsAntibodies, BacterialStreptococcus suisDNA, BacterialPregnancyMeningitisCulture MediaGram-Positive BacteriaStreptococcus bovisPhagocytosisErythromycinClindamycinMolecular Sequence DataMeningitis, BacterialMicrobial Sensitivity TestsVirulenceSepsisStreptococcus mitisBacterial AdhesionAntibiotic ProphylaxisStreptococcus equiStreptococcus oralisPenicillinsPuerperal InfectionGenes, BacterialGram-Negative BacteriaStreptococcus sobrinusHippuratesBacterial Typing TechniquesDrug Resistance, BacterialAdhesins, BacterialHemolysin ProteinsSequence Analysis, DNAStreptococcus PhagesAnimals, Outbred StrainsVaginal DiseasesBacterial VaccinesPharynxTeichoic AcidsAgarPneumococcal InfectionsEnterococcus faecalisPenicillin ResistanceStreptococcus gordoniiAgglutination TestsGene Expression Regulation, BacterialPigments, BiologicalStreptococcus thermophilusCell WallN-Acetylneuraminic AcidArthritis, InfectiousColony Count, MicrobialPhylogenyBacteria, AnaerobicMacrolidesAbortion, SepticPerineumEscherichia coliAminoacyltransferasesPenicillin GHemolysisBloodVaccines, ConjugateSialic AcidsAmpicillinImmunodiffusionInfectious Disease Transmission, VerticalPolymerase Chain ReactionSpecies SpecificityBacteremiaImmune SeraElectrophoresis, Gel, Pulsed-FieldRabbitsRNA, Ribosomal, 16SAmino Acid SequenceMouthVirulence FactorsImmunity, Maternally-AcquiredAdhesiveness