PenicillinsPenicillin GPenicillin VBacteriaPenicillin ResistancePenicillin G ProcainePenicillin AmidasePenicillin G BenzathineAnti-Bacterial AgentsGram-Negative BacteriaGram-Positive BacteriaMicrobial Sensitivity TestsBacteria, AnaerobicMolecular Sequence DataBacterial ProteinsStreptococcus pneumoniaePenicillin-Binding ProteinsDNA, BacterialEscherichia coliPenicillinaseRNA, Ribosomal, 16SPhylogenyBacteria, AerobicMuramoylpentapeptide CarboxypeptidaseAmpicillinCephalosporinsPeptidyl TransferasesCulture MediaSequence Analysis, DNAStreptococcal InfectionsStreptococcusDNA, RibosomalHexosyltransferasesAmino Acid SequenceNeisseria gonorrhoeaePneumococcal InfectionsDrug Resistance, MicrobialGenes, BacterialWater MicrobiologyDrug Resistance, BacterialEnterobacteriaceaeCloxacillinMutationBase SequenceGram-Negative Aerobic BacteriaErythromycinbeta-LactamsGram-Negative Anaerobic BacteriaStaphylococcus aureusPeptidoglycanBacterial Physiological PhenomenaDrug HypersensitivityStaphylococcusRNA, BacterialSoil MicrobiologyGene Expression Regulation, BacterialGonorrheaColony Count, MicrobialSpecies SpecificityProteusbeta-LactamasesCeftriaxoneAcremoniumCefotaximeKineticsBacterial InfectionsAnaerobiosisBacterial Typing TechniquesCephaloridineGentamicinsBacteriological TechniquesSpectinomycinBacteroidesPseudomonasPharyngitisGenes, rRNASeawaterLactamsTetracyclineCloning, MolecularHydrogen-Ion ConcentrationSulfur-Reducing BacteriaCell WallPenicilliumBase CompositionCephalothinCarbenicillinPseudomonas aeruginosaGenome, BacterialSequence Homology, Amino AcidAnti-Infective AgentsPlasmidsCarrier ProteinsStreptomycinOxacillinTemperatureEnterococcus faecalisFermentationEndocarditis, BacterialPhenotype