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Volume 19, Number 7—July 2013

Multidrug-Resistant Atypical Variants of Shigella flexneri in China

Shaofu Qiu1, Yong Wang1, Xuebin Xu1, Peng Li1, Rongzhang Hao1, Chaojie Yang1, Nan Liu1, Zhenjun Li1, Zhongqiang Wang1, Jian Wang1, Zhihao Wu1, Wenli Su1, Guang Yang1, Huiming Jin1, Ligui Wang1, Yansong Sun, Zhengan Yuan, Liuyu Huang, and Hongbin SongComments to Author 
Author affiliations: Academy of Military Medical Sciences, Beijing, China (S. Qiu, Y. Wang, P. Li, R. Hao, C. Yang, N. Liu, Z. Wang, J. Wang, Z. Wu, W. Su, G. Yang, L. Wang, Y. Sun, L. Huang, H. Song); Shanghai Municipal Center for Disease Control and Prevention, Shanghai, China (X. Xu, H. Jin, Z. Yuan); Chinese Center for Disease Control and Prevention, Beijing (Z. Li)

Main Article

Table 1

Distribution of different Shigella spp. in China during 2008–2010 and 1991–2000

Serotype 1991–2000*
May 2008–December 2010
No. (%) isolates No. (%) isolates
S. flexneri 8,082 (86.2) 208 (76.2)
1a 272 (2.9) 9 (3.3)
1b 325 (3.5) 29 (10.6)
1c 15 (0.2) 0
2a 6,468 (69.0) 64 (23.4)
2b 152 (1.6) 3 (1.1)
3a 255 (2.7) 0
3b 57 (0.6) 0
3c 9 (0.1) 0
4 230 (2.5) 0
5 30 (0.3) 1 (0.4)
6 73 (0.8) 3 (1.1)
x 70 (0.7) 5 (1.8)
y 126 (1.3) 2 (0.7)
X variant (−:7,8, E1037), indole-negative variety

73 (26.7)
S. flexneri serotype 2 variant (II:3,4,7,8)

17 (6.2)
S. flexneri untypeable variant (−:E1037)

2 (0.7)
S. sonnei
1,022 (10.9)

56 (20.5)
S. dysenteriae
132 (1.4)

6 (2.2)
S. boydii 139 (1.5) 3 (1.1)

*Data are from (1).

Main Article

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1These authors contributed equally to this article.

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