MonobactamsAnti-Bacterial Agentsbeta-LactamasesCeftazidimeMicrobial Sensitivity Testsbeta-LactamsCephalosporinsPseudomonas aeruginosaPseudomonas Infectionsbeta-Lactam ResistanceCefoperazoneGram-Negative BacteriaKlebsiella pneumoniaeEnterobacterAmikacinAzlocillinImipenemEnterobacteriaceaeEnterobacteriaceae InfectionsCephalosporinaseTobramycinPiperacillinIsoelectric FocusingDrug Resistance, MicrobialCefotaximeClavulanic AcidSkin Diseases, BacterialKlebsiella InfectionsCarbapenemsThienamycinsKlebsiellaCitrobacterAzabicyclo CompoundsEscherichia coliAmdinocillinSerratia marcescensCephalosporin ResistanceCefoxitinSerratia InfectionsGentamicinsEnterobacter cloacaeDrug Resistance, Multiple, BacterialDrug Resistance, BacterialBacterial InfectionsTicarcillinKineticsCystic FibrosisHalf-LifeCefuroximeDrug Therapy, CombinationProteus vulgarisGram-Negative Aerobic BacteriaPenicillinsBacteriaGram-Positive BacteriaVancomycinClavulanic AcidsAcinetobacterAminoglycosidesKanamycinConjugation, GeneticProteus mirabilisLactamsSalmonella paratyphi APlasmidsHydrolysisMuramoylpentapeptide CarboxypeptidaseDNA, BacterialPenicillanic AcidGram-Negative Bacterial InfectionsPenicillin-Binding ProteinsBacteria, AerobicChromatography, High Pressure LiquidCiprofloxacinHexosyltransferasesParatyphoid FeverSulbactamFecesBileBacterial ProteinsAcinetobacter baumanniiInfusions, ParenteralPeptidyl TransferasesEscherichia coli InfectionsColistinDrug SynergismMolecular Sequence DataRabbitsMeningitis, HaemophilusBacteria, AnaerobicInjections, IntramuscularAztreonamAmpicillinMacaca fascicularisMinocyclineIntegronsDrug StabilityPenicillinaseAdministration, InhalationEndocarditis, Bacterial