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Heatmap representation of the virulence genes of Escherichia coli ST131 isolates, Italy, December 2022–July 2023 (n = 10)
Green: adhesion; orange: metabolism; yellow: invasion; red: toxins; light blue: regulation; blue: chemotaxis; grey: others. The four OXA-244-producing E. coli ST131 are labelled in red.
