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RAPD profiles of O153:H45 CFA/I ST ETEC strains from Latin America and Spain obtained with primers 1254 (A) and 1290 (B). Profiles are designated as indicated in Table 1 and are indicated at the top. Arrows indicate the positions of 500 and 2,000 bp (bottom and top arrows, respectively). The RAPD profile of a strain that expressed the O78:H12 CFA/I ST phenotype was included for comparison (lane A4 in panel A and lane B5 in panel B).
