In this work, authors show that colistin-resistance plasmids in Escherichia coli, via MCR-1 and a plasmid-encoded regulator, upregulate surface polysaccharide synthesis, enhancing antibiotic resistance and virulence and defining a mechanistic link between resistance and pathogenicity.
- Eunbyeol Ahn
- Jinshil Kim
- Sangryeol Ryu