MacrolidesPolyketide SynthasesErythromycinAnti-Bacterial AgentsAzithromycinLeucomycinsRoxithromycinKetolidesStreptomycesTylosinJosamycinMicrobial Sensitivity TestsPolyketidesDrug Resistance, BacterialClarithromycinSpiramycinLincosamidesSaccharopolysporaPolyenesDrug Resistance, MicrobialRNA, Ribosomal, 23SOleandomycinVirginiamycinStreptococcus pneumoniaeClindamycinMolecular StructureStreptograminsStreptococcus pyogenesLincomycinMiocamycinMolecular Sequence DataLactonesAcyl Carrier ProteinStreptogramin BBacterial ProteinsGenes, BacterialLactamsDrug Resistance, Multiple, BacterialMycoplasma pneumoniaeMultienzyme ComplexesFluoroquinolonesAminoglycosidesAnti-Infective AgentsAnthraquinonesMultigene FamilyStreptococcal InfectionsAntibiotic ProphylaxisPenicillinsNystatinMethyltransferasesCommunity-Acquired InfectionsBacteriaPneumonia, MycoplasmaDrug UtilizationTetracyclinesDNA, BacterialEscherichia coliFermentationBronchiolitisRespiratory Tract InfectionsHaemophilus influenzaePeptide SynthasesMoraxella (Branhamella) catarrhalisAmino Acid SequenceStereoisomerismGram-Positive BacteriaMagnetic Resonance SpectroscopyTetracyclineCandicidinBacterial InfectionsStaphylococcus aureusPenicillin ResistanceAntibiotics, AntineoplasticMicromonosporabeta-LactamsPneumococcal InfectionsMutation4-QuinolonesBase SequenceSequence Analysis, DNAPharyngitisPneumonia, BacterialNaphthacenesAcyltransferasesBiosynthetic PathwaysPoriferaNatamycinOfloxacinAntifungal AgentsModels, MolecularStreptomyces antibioticusMycoplasma hominisStreptomyces coelicolorRibosomesAza CompoundsPyloric StenosisStructure-Activity RelationshipCloning, MolecularLevofloxacinStreptococcus