Table 6.
Distribution of antibiotic resistance properties of Helicobacter pylori isolated from salads and vegetables in Iran.
| Types and numbers of positive samples | Antibiotic resistance properties (%) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| METR5∗ | AM10 | CLRT2 | ERT5 | TE30 | AMX10 | S10 | FZL1 | Lev5 | Rif30 | TRP25 | Cef30 | Spi100 | |
| Salads | |||||||||||||
| Traditional (5) | 4 (80) | 2 (40) | 1 (20) | 1 (20) | 3 (60) | 3 (60) | 1 (20) | 1 (20) | 1 (20) | — | 3 (60) | 1 (20) | 1 (20) |
| Commercial (2) | 2 (100) | 1 (50) | — | — | 1 (50) | 1 (50) | — | — | — | — | 1 (50) | — | — |
| Total (7) | 6 (85.71) | 3 (42.85) | 1 (14.28) | 1 (14.28) | 4 (57.14) | 4 (57.14) | 1 (14.28) | 1 (14.28) | 1 (14.28) | — | 4 (57.14) | 1 (14.28) | 1 (14.28) |
|
| |||||||||||||
| Vegetables | |||||||||||||
| Washed (10) | 7 (70) | 5 (50) | 2 (20) | 2 (20) | 5 (50) | 6 (60) | 1 (10) | 1 (10) | 1 (10) | — | 5 (50) | 2 (20) | 1 (10) |
| Unwashed (42) | 33 (78.57) | 28 (66.66) | 10 (23.80) | 11 (26.19) | 26 (61.9) | 30 (71.42) | 7 (16.66) | 7 (16.66) | 3 (7.14) | 2 (4.76) | 26 (61.9) | 5 (11.90) | 3 (7.14) |
| Total (52) | 40 (76.92) | 33 (63.46) | 12 (23.07) | 13 (25) | 31 (59.61) | 36 (69.23) | 8 (15.38) | 8 (15.38) | 4 (7.69) | 2 (3.84) | 31 (59.61) | 7 (13.46) | 4 (7.69) |
|
| |||||||||||||
| Total | |||||||||||||
| Vegetables and salads (59) | 46 (77.96) | 36 (61.01) | 13 (22.03) | 14 (23.72) | 35 (59.32) | 40 (67.79) | 9 (15.25) | 9 (15.25) | 5 (8.47) | 2 (3.38) | 35 (59.32) | 8 (13.55) | 5 (8.47) |
∗In this table, METR5 = metronidazole (5 µg/disk); AM10 = ampicillin (10 µg/disk); CLRT2 = clarithromycin (2 µg/disk); ERT5 = erythromycin (5 µg/disk); TE30 = tetracycline (30 µg/disk); AMX10 = amoxicillin (10 µg/disk); S10 = streptomycin (10 µg/disk); and FZL1 = furazolidone (1 µg/disk); Lev5 = levofloxacin (5 µg/disk); Rif30 = rifampin (30 µg/disk); TRP25 = trimethoprim (25 µg/disk); Cef30 = cefsulodin (30 µg/disk); and Spi100 = spiramycin (100 µg/disk).