Penicillin ResistancePenicillinsPenicillin GPenicillin VStreptococcus pneumoniaeAnti-Bacterial AgentsPenicillin G ProcaineDrug Resistance, MicrobialMicrobial Sensitivity TestsPenicillin-Binding ProteinsPneumococcal InfectionsPenicillin AmidaseDrug Resistance, BacterialMuramoylpentapeptide CarboxypeptidasePenicillin G BenzathineHexosyltransferasesPeptidyl TransferasesPenicillinaseDrug ResistanceNeisseria gonorrhoeaeDrug Resistance, MultipleDrug Resistance, Multiple, BacterialLactamsBacterial ProteinsDrug Resistance, NeoplasmErythromycinAmpicillinSerotypingAminoacyltransferasesStreptococcal Infectionsbeta-LactamasesTetracyclineMacrolidesDisease ResistanceMolecular Sequence DataCefotaximebeta-LactamsStreptococcusTransformation, BacterialOxacillinCarrier ProteinsVascular ResistanceMutationDrug Resistance, ViralDNA, BacterialNasopharynxStaphylococcusR FactorsPneumococcal VaccinesStaphylococcus aureusPneumonia, PneumococcalCephalosporinsTransformation, GeneticGenes, BacterialPlasmidsMoraxella (Branhamella) catarrhalisTetracycline ResistanceAmino Acid SequenceEscherichia coliElectrophoresis, Gel, Pulsed-FieldCulture MediaBase SequenceNeisseria meningitidisCarrier StateBacteriaRespiratory Tract InfectionsPolymerase Chain Reactionbeta-Lactam ResistanceStreptomycinCommunity-Acquired InfectionsHaemophilus influenzaeGonorrheaAmpicillin ResistanceCloxacillinSpainBacteremiaSpectinomycinCeftriaxoneGentamicinsDrug HypersensitivityPlant DiseasesAcremoniumDNA FingerprintingMolecular EpidemiologyAnti-Infective AgentsDrug Resistance, FungalAirway ResistanceClindamycinCephaloridineChloramphenicolPharyngitisCephalosporin ResistancePhenotypeCarbenicillinTime FactorsBacterial Typing TechniquesChloramphenicol ResistanceCell Adhesion MoleculesKineticsCephalothin