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AscI PFGE profiles of the ECII and ECIII strains. Lanes: 1 to 3, profile 19, detected in the three ECII isolates included in cluster IX; 4 and 5, profiles 12 and 21, detected in the ECII sporadic isolates; 6 to 8, profiles 7A (lanes 6 and 7) and 7B (lane 8), detected in the three ECIII isolates included in cluster VI. Molecular sizes corresponding to XbaI-digested Salmonella serovar Braenderup H9812 DNA are given on the left.
