Plasmid-encoded lactose metabolism and mobilized colistin resistance (<i>mcr-9</i>) genes in <i>Salmonella enterica</i> serovars isolated from dairy facilities in the 1980s.

"the observed linkage of mcr-9 to lactose metabolism an array of heavy-metal detoxification systems and other antibiotic resistance genes may reflect a coalescence of specialized phenotypes that improve the spread of colistin resistance in dairy facilities much earlier than previously suspected colistin resistance comparative genomics lac genes lactose mcr -9 salmonella enterica openaccessembargo 0 the raw reads used for the genome-sequence assemblies were deposited in the sequence read archive (sra) under accession numbers (srr23073758 srr23073759 srr24093640 srr24093641 srr24094119 srr24094120 srr24097258 srr24097259 srr24097305 srr24097306) and bioproject numbers (prjna904948 prjna923601 prjna952980 prjna952981 prjna952982)."

"Conflicts of interest The authors declare that there are no conflicts of interest."

"Funding information The research was funded by the European Union’s Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie grant agreement No. 896 441 to ASE, Natural Sciences and Engineering Research Council of Canada (NSERC) Discovery Grants to ADSC (number RGPIN-435784–2013 and RGPIN-2019–07135), Saskatchewan Health Research Foundation Establishment (SHRF) grant to ADSC (#2867) and NSERC PGS-D to NAL."