Serratia marcescensSerratiaSerratia InfectionsProdigiosinChitinaseEpidemiologyEnterobacteriaceae InfectionsEnterobacteriaceaeEnterobacterMolecular EpidemiologyAnti-Bacterial AgentsMicrobial Sensitivity TestsBacterial ProteinsDrug Resistance, MicrobialEscherichia coliChitinCross InfectionGram-Negative BacteriaDNA, BacterialBacteriaSerratia liquefaciensbeta-LactamasesHomoserine DehydrogenaseAmikacinMolecular Sequence DataCulture MediaGenes, BacterialBacteriocinsPigments, BiologicalDisease OutbreaksAspartate KinaseBacteriological TechniquesAminoglycosidesCephalosporinsPlasmidsCarbapenems