Nonsynonymous Mutations in <i>fepR</i> Are Associated with Adaptation of Listeria monocytogenes and Other <i>Listeria</i> spp. to Low Concentrations of Benzalkonium Chloride but Do Not Increase Survival of L. monocytogenes and Other <i>Listeria</i> spp. after Exposure to Benzalkonium Chloride Concentrations Recommended for Use in Food Processing Environments
Samantha Bolten, Anna Sophia Harrand, Jordan Skeens, Martin Wiedmann
Abstract
Listeria monocytogenes tolerance to quaternary ammonium compounds has been raised as a concern with regard to L. monocytogenes persistence in food processing environments, including in fresh produce packing and processing environments. Persistence of L. monocytogenes can increase the risk of product contamination, food recalls, and foodborne illness outbreaks.
Topics & Concepts
Listeria monocytogenesBiologyMicrobiologyBenzalkonium chlorideListeriaNonsynonymous substitutionStrain (injury)Serial passageBacteriaGeneGenomeGeneticsChemistryOrganic chemistryAnatomyListeria monocytogenes in Food SafetyMedical Device Sterilization and DisinfectionMicrobial Inactivation Methods