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Table 6 Antibiotic resistance pattern in STEC serogroups isolated from fermented dairy products in Iran

From: Virulence factors, serogroups and antimicrobial resistance properties of Escherichia coli strains in fermented dairy products

STES serotypes P10* (%) TE30 (%) S10 (%) C30 (%) SXT (%) GM10 (%) E15 (%) NFX5 (%) L2 (%) CF30 (%) CIP5 (%) TMP5 (%) F/M300 (%) AM10 (%)
O157 (13) 5 10 5 3 3 4 3 2 5 5 2 2 3 4
O145 (3) 3 2 3 4 2 4 - 1 3 3 1 1 1 4
O128 (4) 3 4 2 1 - 1 1 - 2 2 1 - 1 1
O121 (2) 1 2 2 2 1 1 2 1 1 2 - - 1 3
O113 (3) - 1 - - - - - - - - - - - -
O111 (3) 1 2 - - - 1 - - - - - - - -
O103 (3) - 1 - - - - - - - - - - - -
O91 (2) - 1 - - - - - - - - - - - -
O45 (2) 1 2 - - - - - - - 1 - - - 1
O26 (6) 3 4 2 2 1 2 1 1 3 2 - - 2 1
Non detected (9) 6 13 4 3 3 4 3 3 3 6 3 3 3 5
Total (50) 23 (46) 42 (84) 18 (36) 15 (30) 10 (20) 17 (34) 10 (20) 8 (16) 17 (34) 21 (42) 7 (14) 6 (12) 11 (22) 19 (38)
  1. *In this table P10 = penicillin (10 μg/disk); TE 30 = tetracycline (30 μg/disk); S10 = streptomycin (10 μg/disk); C30 = chloramphenicol (30 μg/disk); SXT = sulfamethoxazol (25 μg/disk); GM 10 = gentamycin (10 μg/disk); E 15 = erythromycin (15 μg/disk); NFX5 = enrofloxacin (5 μg/disk); L 2 = lincomycin (2 μg/disk); CF 30 = cephalothin (30 μg/disk); CIP 5 = ciprofloxacin (5 μg/disk); TMP5 = trimethoprim (5 μg/disk); F/M300 = nitrofurantoin (300 μg/disk); AM 10 = ampicillin (10 u/disk).