Penicillin ResistancePenicillinsPenicillin GAnti-Bacterial AgentsDrug Resistance, BacterialDrug Resistance, MicrobialPenicillin VMicrobial Sensitivity TestsStreptococcus pneumoniaePenicillin G ProcainePenicillin-Binding ProteinsDrug ResistancePneumococcal InfectionsPenicillin AmidaseMuramoylpentapeptide CarboxypeptidaseDrug Resistance, Multiple, BacterialBacterial ProteinsPenicillin G BenzathineHexosyltransferasesPeptidyl TransferasesBacteriaDrug Resistance, Multiplebeta-LactamasesPenicillinaseBacterial InfectionsDrug Resistance, NeoplasmAnti-Infective AgentsEscherichia coliTetracycline ResistanceAmpicillinNeisseria gonorrhoeaeStaphylococcus aureusbeta-Lactam ResistanceMutationGram-Negative BacteriaDisease ResistanceAminoglycosidesRespiratory Tract InfectionsStaphylococcusVascular ResistanceLactamsMolecular Sequence DataErythromycinGenes, BacterialDrug Resistance, ViralAntimicrobial Cationic PeptidesDNA, BacterialSerotypingGentamicinsGram-Positive BacteriaDrug UtilizationStreptococcal InfectionsTetracyclineAminoacyltransferasesTetracyclinesPlant DiseasesMacrolidesFluoroquinolonesHaemophilus influenzaePolymyxin BTelluriumPyodermaCiprofloxacinbeta-LactamsTransformation, BacterialMicrobial ViabilityCefotaximeCross InfectionOxacillinBacteremiaR FactorsStreptococcusKanamycin KinaseCulture MediaCarrier ProteinsPseudomonas aeruginosaAmino Acid SequenceGram-Negative Bacterial InfectionsEnterococcusStaphylococcal InfectionsAnti-Infective Agents, LocalNasopharynxBase SequenceGene Expression Regulation, BacterialPlasmidsPneumococcal VaccinesCephalosporinsAntibiotic ProphylaxisDNA GyraseTransformation, GeneticVancomycinPneumonia, PneumococcalSalmonella typhimuriumMoraxella (Branhamella) catarrhalisTime FactorsElectrophoresis, Gel, Pulsed-FieldAmpicillin ResistanceDrug Resistance, FungalAirway ResistanceStreptomycin