Clavulanic AcidClavulanic AcidsCefotaximeAmoxicillin-Potassium Clavulanate Combinationbeta-LactamasesTicarcillinAmoxicillinSulbactamCephamycinsbeta-LactamsPenicillanic AcidMicrobial Sensitivity TestsCephalosporinsStreptomycesPenicillinsTropismCephalosporinaseUreohydrolasesbeta-Lactam ResistanceCephalosporin ResistanceCeftazidimeMoxalactamPenicillin ResistancePiperacillinAztreonamThienamycinsEnterobacteriaceaeIsoelectric FocusingAmpicillinPenicillinaseKlebsiella pneumoniaeDrug CombinationsDrug Resistance, MicrobialImipenemAzlocillinCefoxitinPenicillin GCefoperazoneDrug Resistance, BacterialDrug Therapy, CombinationKlebsiellaCefuroximeEscherichia coliBacterial InfectionsAmpicillin ResistanceEnterobacteriaceae InfectionsCarbenicillinDicloxacillinDrug SynergismPlasmidsBacteroides fragilisBacterial ProteinsMonobactamsPremedicationKineticsCephalothinCeftriaxoneMolecular Sequence DataCeftizoximeAza CompoundsGenes, BacterialPenicillin-Binding ProteinsOchrobactrum anthropiKlebsiella InfectionsEnterobacter cloacaeCloxacillinGram-Negative BacteriaHaemophilus influenzaeDrug Resistance, Multiple, BacterialPseudomonas aeruginosaSerratia marcescensProteusDNA, BacterialStreptococcus pneumoniaeColorectal SurgeryAcinetobacterConjugation, GeneticMultigene FamilyHydrolysisSulfadimethoxineSequence Analysis, DNAThermotoga neapolitanaEscherichia coli InfectionsEnzyme InhibitorsCulture MediaChromatography, High Pressure LiquidPeptidyl TransferasesOxacillinCefmenoximeAnti-Infective AgentsUrinary Tract InfectionsCarbapenemsRespiratory Tract InfectionsBacteroidesAmino Acid SequenceOtitis Media, SuppurativeNeisseria gonorrhoeaeKlebsiella oxytocaGram-Negative Aerobic BacteriaTransformation, Bacterial