Penicillin ResistancePenicillinsPenicillin GStreptococcus pneumoniaePenicillin VPneumococcal InfectionsPenicillin-Binding ProteinsAnti-Bacterial AgentsMicrobial Sensitivity TestsMuramoylpentapeptide CarboxypeptidaseDrug Resistance, MicrobialHexosyltransferasesPeptidyl TransferasesDrug Resistance, BacterialPenicillin G ProcainePenicillinasePenicillin AmidaseNeisseria gonorrhoeaePenicillin G BenzathineLactamsSerotypingAminoacyltransferasesDrug ResistanceDrug Resistance, MultipleBacterial ProteinsErythromycinDrug Resistance, Multiple, Bacterialbeta-LactamasesTransformation, BacterialStreptococcal InfectionsMacrolidesAmpicillinTetracyclineStreptococcusGenes, BacterialDNA, BacterialNasopharynxCefotaximeOxacillinCarrier ProteinsPneumococcal VaccinesMutationbeta-LactamsTransformation, GeneticMoraxella (Branhamella) catarrhalisStaphylococcusR FactorsDrug Resistance, NeoplasmMolecular Sequence DataPneumonia, PneumococcalPlasmidsStaphylococcus aureusElectrophoresis, Gel, Pulsed-FieldCulture MediaBacterial Typing TechniquesCarrier StateNeisseria meningitidisEscherichia coliPolymerase Chain ReactionRespiratory Tract InfectionsDisease ResistanceDNA FingerprintingSequence Analysis, DNAHaemophilus influenzaeCommunity-Acquired InfectionsMolecular EpidemiologySpainBacteriaVascular ResistanceAmino Acid SequenceBacteremiaDrug Resistance, ViralSpecies SpecificityCephalosporinsBase SequenceTetracycline ResistancePhenotypeStreptomycinVirulenceRNA, Ribosomal, 16SMice, Inbred Strainsbeta-Lactam ResistanceGenotypePlant DiseasesGonorrheaAmpicillin ResistanceGentamicinsSpectinomycinAnti-Infective AgentsDNA, RibosomalCeftriaxoneCloxacillinPopulation SurveillancePrevalenceConjugation, GeneticDrug Resistance, FungalChloramphenicolGene Expression Regulation, BacterialDrug HypersensitivityClindamycin