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Restriction map of Salmonella serovar Typhimurium DT104 multidrug resistance region from isolate 96-5227. The orientations of the genes are indicated by arrows. The respective positions of the antibiotic resistance genes are shown in boxes. Lines below the map indicate the sizes of products obtained by using the primer sets listed. Restriction enzyme abbreviations: X, XbaI; B, BamHI; Bg, BglI; H, HindII.
