Cephalosporin ResistanceCephalosporinsMicrobial Sensitivity TestsAnti-Bacterial AgentsAntimicrobial Cationic PeptidesAnti-Infective AgentsCefotaximebeta-LactamasesCefuroximeDrug Resistance, BacterialEnterobacteriaceae InfectionsGram-Positive Bacteriabeta-Lactam ResistanceEscherichia coliPenicillin-Binding ProteinsGram-Negative BacteriaBacteriaAmphibian ProteinsGram-Positive Bacterial InfectionsAcremoniumTulipaDrug Resistance, MicrobialHemolysisMicrococcus luteusBacterial ProteinsEnterococcus faecalisStaphylococcus aureusMolecular Sequence DataDNA, BacterialRanidaePlasmidsAmino Acid SequencePseudomonas aeruginosaPeptidesbeta-DefensinsDrug ResistanceColony Count, MicrobialMicrobial ViabilityCephalexinDrug Resistance, Multiple, BacterialCephalosporinaseCeftriaxoneCandida albicansCephalothinBacterial InfectionsCircular DichroismCephaloridineCefmenoximeCeftizoximeEnterobacteriaceaeDrug Resistance, NeoplasmDrug Resistance, MultipleChromatography, High Pressure LiquidPenicillin ResistancePenicillinsPenicillin AmidaseSequence Homology, Amino AcidCefazolinCefiximeCeftazidimeStructure-Activity RelationshipCefaclorProtein Structure, SecondaryDisease ResistanceCefamandoleMolecular StructureVascular ResistanceEnterobacterKineticsDrug Resistance, ViralAmpicillinModels, MolecularPenicillinaseCefonicidMutationPenicillin GStreptococcus pneumoniaeDrug StabilityMethicillin ResistanceFluoroquinolonesKlebsiella pneumoniaeMuramoylpentapeptide CarboxypeptidaseCephradinebeta-LactamsCiprofloxacinStaphylococcusCathelicidinsCefotiam