Original ResearchPublished 12 October 2026Comparative transcriptomics of outbreak-associated Salmonella Heidelberg, Typhimurium, and monophasic Typhimurium reveals differential expression of stress tolerance, virulence, and biofilm-associated genesChelsey A. Patch · Andrea J. EtterFrontiers in Microbiologydoi 10.3389/fmicb.2026.1895105