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Table 1 Characteristics of the S. boydii isolates included in the study

From: Characterization of endemic Shigella boydii strains isolated in Iran by serotyping, antimicrobial resistance, plasmid profile, ribotyping and pulsed-field gel electrophoresis

Strain No. Serotype Resistance pattern* Plasmid pattern Ribotype PFGE pattern Date of isolation
1 2 STR (R1) P6 I A Dec 2002
2 19 STR, SXT, NDA (R2) P1 I B Feb 2002
3 2 STR, SXT, NDA, TET (R3) P2 I A May 2003
4 2 STR, SXT, AMP, (R4) P3 I A Aug 2003
5 2 STR, SXT, NDA, TET (R3) P4 I A Sep 2003
6 14 STR, SXT, NDA, TET, AMX, C, AMP (R5) P5 II C Sep 2003
7 2 STR, SXT, AMP (R4) P6 I A Oct 2003
8 18 STR, SXT (R6) P7 I D Oct 2003
9 2 STR, SXT (R6) P6 I A Nov 2003
10 2 STR, SXT, AMP (R4) P6 I A Nov 2003
  1. *AMP, ampicillin; AMX, amoxicillin-clavulanic acid; C, chloramphenicol; NDA, nalidixic acid; STR, streptomycin; TET, tetracycline; SXT, sulfamethoxazole-trimethoprim.