Penicillin ResistancePenicillinsPenicillin GStreptococcus pneumoniaeMicrobial Sensitivity TestsPenicillin-Binding ProteinsAnti-Bacterial AgentsMuramoylpentapeptide CarboxypeptidaseDrug Resistance, MicrobialPneumococcal InfectionsPenicillin VPeptidyl TransferasesHexosyltransferasesDrug Resistance, BacterialBacterial ProteinsMutationPoint MutationPenicillinaseNeisseria gonorrhoeaeMutation, MissensePenicillin G ProcaineDNA, BacterialMolecular Sequence DataSerotypingbeta-LactamasesDrug Resistance, Multiple, BacterialPenicillin AmidaseLactamsAminoacyltransferasesPolymerase Chain ReactionErythromycinPenicillin G BenzathineDrug Resistance, MultipleDrug ResistanceGenes, BacterialSequence Analysis, DNACarrier ProteinsBase Sequencebeta-LactamsElectrophoresis, Gel, Pulsed-FieldStreptococcal InfectionsStaphylococcus aureusTransformation, BacterialBacterial Typing TechniquesAmpicillinMacrolidesCefotaximeOxacillinPlasmidsStreptococcusDNA FingerprintingTetracyclineStaphylococcusAmino Acid SequenceEscherichia coliGenotypeMolecular EpidemiologyNasopharynxCulture MediaFrameshift MutationMoraxella (Branhamella) catarrhalisR FactorsCephalosporinsbeta-Lactam ResistancePneumococcal VaccinesTransformation, GeneticAnti-Infective AgentsPhenotypePhylogenyDrug Resistance, NeoplasmBacteriaPneumonia, PneumococcalSpainCarrier StateDrug Resistance, ViralDrug Resistance, FungalFluoroquinolonesEnterobacteriaceaePolymorphism, Restriction Fragment LengthGenetic VariationBacteremiaGerm-Line MutationTetracycline ResistancePseudomonas aeruginosaNeisseria meningitidisRespiratory Tract InfectionsHaemophilus influenzaeCommunity-Acquired InfectionsVirulenceDNA GyraseDNA PrimersSpecies SpecificityAmpicillin ResistanceDisease ResistanceStaphylococcal InfectionsAntifungal AgentsAmino Acid SubstitutionCiprofloxacinMethicillin ResistanceConjugation, Genetic