Research Article
Mucosa-Associated Escherichia coli in Colorectal Cancer Patients and Control Subjects: Variations in the Prevalence and Attributing Features
Table 3
Distribution of cyclomodulin-positive E. coli according to phylogenetic groups.
| Percentage (number) of E. coli strains from CRC patients in diverse phylogenetic groups | | A (n = 9) | B1 (n = 5) | B2 (n = 24) | D (n = 27) | E (n = 0) | F (n = 0) | All (n = 65) |
| cif | 22.2 (2) | 20 (1) | 8.3 (2) | 22.2 (6) | 0 (0) | 0 (0) | 16.9 (11) | cnf1 | 0 (0) | 0 (0) | 16.7 (4) | 14.8 (4) | 0 (0) | 0 (0) | 12.3 (8) | pks | 0 (0) | 0 (0) | 25 (6) | 0 (0) | 0 (0) | 0 (0) | 9.2 (6) | cdt | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | Cyclomodulin-encoding genes | 22.2 (2) | 20 (1) | 50 (12) | 37 (10) | 0 (0) | 0 (0) | 30.7 (20) |
| Percentage (number) of E. coli strains from the control group in diverse phylogenetic groups | | A (n = 16) | B1 (n = 8) | B2 (n = 5) | D (n = 7) | E (n = 4) | F (n = 2) | All (n = 42) |
| cif | 6.2 (1) | 0 (0) | 0 (0) | 14.3 (1) | 0 (0) | 0 (0) | 4.7 (2) | cnf | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | pks | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | cdt | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | Cyclomodulin-encoding genes | 6.2 (1) | 0 (0) | 0 (0) | 14.3 (1) | 0 (0) | 0 (0) | 4.7 (2) |
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Some E. coli isolates carried more than one cyclomodulin-encoding genes. |