Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 17, Number 5—May 2011

Research

Genotypic Profile of Streptococcus suis Serotype 2 and Clinical Features of Infection in Humans, Thailand

Anusak Kerdsin, Surang Dejsirilert, Parichart Puangpatra, Saowalak Sripakdee, Koranan Chumla, Nitsara Boonkerd, Pitimol Polwichai, Susumu Tanimura, Dan Takeuchi, Tatsuya Nakayama, Shota Nakamura, Yukihiro Akeda, Marcelo Gottschalk, Pathom Sawanpanyalert, and Kazunori OishiComments to Author 
Author affiliations: Author affiliations: Ministry of Public Health, Nonthaburi, Thailand (A. Kerdsin, S. Dejsirilert, P. Puangpatra, S. Sripakdee, K. Chumla, N. Boonkerd, P. Polwichai, P. Sawanpanyalert); Naresuan University Phayao Campus, Phayao, Thailand (N. Boonkerd); Hyogo College of Medicine, Nishinomiya, Japan (S. Tanimura); Osaka University, Osaka, Japan (D. Takeuchi, T. Nakayama, Y. Akeda, K. Oishi); Thailand-Japan Research Collaboration Center for Emerging and Re-emerging Infections, Nonthaburi (S. Nakamura); University of Montreal, Quebec, Canada (M. Gottschalk)

Main Article

Table 4

Genotypic features of Streptococcus suis serotype 2 as risk factor for meningitis*

Feature Clinical category, no. (%) strains
p value
All, n = 158 Meningitis, n = 93 Nonmeningitis, n = 65
Sequence type
1 98 (62.0) 73 (78.5) 25 (38.5) <0.0001†
104 40 (25.3) 6 (6.5) 34 (52.3) <0.0001‡
25 11 (7.0) 7 (7.5) 4 (6.2) 0.478
28 3 (1.9) 2 (2.2) 1 (1.5) 0.632
103 3 (1.9) 2 (2.2) 1 (1.5) 0.655
126
3 (1.9)
2 (2.2)
0
0.201
VAG profile
epf+/sly+/mrp+ 97 (61.4) 72 (79.6) 25 (35.4) <0.0001†
epf+/sly+/mrps 3 (25.3) 3 (3.2) 0 (0) 0.201
epf–/sly+/mrp– 40 (25.3) 6 (6.5) 34 (52.3) <0.0001‡
epf– /sly–/mrp* 10 (6.3) 6 (6.5) 4(6.2) 0.607
epf–/sly–/mrp+ 7 (4.4) 5 (5.3) 2 (3.1) 0.392
epf–/sly+/mrp+
1 (1.0)
1 (1.1)
0 (0)
1
89K PAI profile, 89K PAI+ 98 (62.0) 70 (75.3) 28 (43.1) <0.0001†

*Statistical analyses were performed by using the χ2 or Fisher exact test. VAG, virulence-associated gene; 89K PAI, ≈89-kb pathogenicity island.
†Significant association with the meningitis category.
‡Significant association with the nonmeningitis category.

Main Article

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO