PenicillinsPenicillium chrysogenumPenicillin GPenicillin VPenicillin ResistancePenicillin G ProcainePenicillin AmidasePenicillin G BenzathineAnti-Bacterial AgentsMicrobial Sensitivity TestsPenicillin-Binding ProteinsStreptococcus pneumoniaePenicillinaseDrug DiscoveryMuramoylpentapeptide CarboxypeptidaseAmpicillinPeptidyl TransferasesHexosyltransferasesCephalosporinsPneumococcal InfectionsStreptococcal InfectionsNeisseria gonorrhoeaeCloxacillinDrug HypersensitivityGonorrheaAcremoniumErythromycinbeta-LactamsDrug Resistance, MicrobialCeftriaxoneStreptococcusCefotaximeCephaloridinePharyngitisSpectinomycinWorkBacterial Proteinsbeta-LactamasesDrug Resistance, BacterialPenicilliumCarbenicillinCephalothinOxacillinGentamicinsLactamsTetracyclineTonsillitisPeptidoglycanEndocarditis, BacterialNeurosyphilisStaphylococcusProteusMolecular Sequence DataClindamycinEscherichia coliBacteriaPenicillanic AcidStreptomycinProbenecidHistory, 20th CenturySerotypingWork Schedule ToleranceAmoxicillinCulture MediaSyphilisChloramphenicolCefuroximeViridans StreptococciDicloxacillinStaphylococcus aureusStreptococcus pyogenesMethicillinCarrier ProteinsSocieties, ScientificMacrolidesStreptococcus sanguisNeisseria meningitidisPhenylacetatesCefiximeMutationTicarcillinAmidohydrolasesStreptococcus agalactiaeMeningitis, PneumococcalCarboxypeptidasesSulfadiazineAspergillus nidulansAnti-Infective AgentsPneumonia, PneumococcalVancomycin2-Aminoadipic AcidTime FactorsAmino Acid SequenceKineticsEnterococcus faecalisSequence Analysis, DNAPeptide SynthasesAminoacyltransferasesNobel PrizeSarcina