Volume 17, Number 11—November 2011
Letter
Foodborne-associated Shigella sonnei, India, 2009 and 2010
Figure

Figure. Digested pulsed-field gel electrophoresis (PFGE) profiles of Shigella sonnei outbreak isolates, India (Thiruvananthapuram, Kerala; Kolhapur, Maharashtra), by cluster analysis and comparison with sporadic isolates (IDH). Thir, isolates from Thiruvananthapuram, Kerala; Kolh, isolates from Ispurli, Shiroli Taluk, Kolhapur district, Maharashtra; IDH, isolates from Kolkata, West Bengal; R, resistance; T, tetracycline (30 µg); Q, co-trimoxazole (25 µg); Na, nalidixic acid (30 µg); Nf, norfloxacin (10 µg); Ci, ciprofloxacin (5 µg); Of, ofloxacin (5 µg); S, streptomycin (10 µg).