The ArcAB two-component regulatory system promotes resistance to reactive oxygen species and systemic infection by Salmonella Typhimurium (vol 13, e0203497, 2018): The ArcAB two-component regulatory system promotes resistance to reactive oxygen species and systemic infection by Salmonella Typhimurium (PLoS ONE (2018) 13: 9 (e0203497) DOI: 10.1371/journal.pone.0203497)