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Volume 15, Number 12—December 2009

Research

Tick-borne Agents in Rodents, China, 2004–2006

Lin Zhan1, Wu-Chun Cao1Comments to Author , Chen-Yi Chu, Bao-Gui Jiang, Fang Zhang, Wei Liu, J. Stephen Dumler, Xiao-Ming Wu, Shu-Qing Zuo, Pan-He Zhang, Hai-Nan Huang, Qiu-Min Zhao, Na Jia, Hong Yang, Jan H. Richardus, and J. Dik F. Habbema
Author affiliations: Beijing Institute of Microbiology and Epidemiology, Beijing, People’s Republic of China (L. Zhan, W.-C. Cao, C.-Y. Chu, B.-G. Jiang, F. Zhang, W. Liu, X.-M. Wu, S.-Q. Zuo, P.-H. Zhang, H.-N. Huang, Q.-M. Zhao, N. Jia, H. Yang); Johns Hopkins University School of Medicine, Baltimore, Maryland, USA (J.S. Dumler); University Medical Center, Rotterdam, the Netherlands (J.H. Richardus, J.D.F. Habbema)

Main Article

Appendix

Table 2. PCR results for 4 tick-borne agents in rodents, People’s Republic of China, 2004–2006*

Species No. (%) rodents tested Study site, no. (%) rodents positive
No. (%) rodents positive
No. (%) co-infected
Heilongjiang Province Jilin Province IMAR XJAR Zhejiang Province Guizhou Province Anaplasma phagocytophilum Borrelia burgdorferi SFG rickettsiae Francisella tularensis
Apodemus agrarius 142 (20.1) 13 (20.3) 75 (36.2) 44 (29.6) 0 10 (4.6) 0 14 (9.9) 4 (2.8) 27 (19.0) 14 (9.9) 4 (2.8)
A. peninsulae 74 (10.4) 13 (20.3) 56 (27.1) 5 (3.4) 0 0 0 4 (5.4) 9 (12.2) 1 (1.4) 7 (9.5) 3 (4.1)
A. sylvaticus 21 (3.0) 0 0 0 0 21 (9.7) 0 2 (9.5) 3 (14.3) 7 (33.3) 0 3 (14.3)
Cricetulus barabensis 11 (1.6) 0 0 10 (6.8) 0 1 (0.5) 0 0 1 (9.1) 0 0 0
C. migratourius 2 (0.3) 0 1 (0.5) 0 0 1 (0.5) 0 0 0 0 0 0
C. triton 5 (0.7) 0 5 (2.4) 0 0 0 0 0 1 (20.0) 0 1 (20.0) 1 (20.0)
Cricetulus sp. 39 (5.5) 0 17 (8.3) 0 5 (11.3) 17 (7.9) 0 2 (5.1) 0 0 2 (5.1) 0
Clethrionomys rufocanus 65 (9.2) 37 (57.8) 23 (11.1) 5 (3.4) 0 0 0 3 (4.6) 6 (9.2) 1 (1.5) 2 (3.1) 1 (1.5)
Clethrionomys rutilus 13 (1.8) 0 0 13 (8.8) 0 0 0 0 0 1 (7.7) 0 0
Meriones unguieulataus 15 (2.1) 0 0 0 15 (34.1) 0 0 0 0 1 (6.7) 1 (6.7) 0
Microtus maximowiczii 35 (4.9) 0 0 35 (23.7) 0 0 0 0 0 0 1 (2.9) 0
Mus pahari 7 (1.0) 0 0 0 0 0 7 (25.0) 0 0 1 (14.28) 0 0
Mus musculus 46 (6.5) 0 4 (1.9) 12 (8.1) 22 (50.0) 0 8 (28.6) 0 2 (4.7) 8 (18.6) 0 1 (1.3)
Niviventer confucianus 115 (16.2) 0 0 0 0 115 (53.2) 0 6 (5.2) 10 (8.7) 8 (7.0) 0 2 (1.7)
N. coxingi 4 (0.6) 0 0 0 0 4 (1.8) 0 1 (25) 1 (25) 0 0 0
N. fulvescens 2 (2.8) 0 0 0 0 2 (0.9) 0 0 0 0 0 0
Rattus losea 32 (0.5) 0 0 0 0 30 (13.9) 2 (7.1) 1 (3.1) 3 (9.4) 6 (18.8) 0 1 (3.1)
R. norvegicus 47 (6.6) 1 (1.6) 13 (6.2) 12 (8.1) 0 12 (5.6) 9 (32.2) 4 (8.5) 3 (6.4) 2 (4.3) 2 (4.3) 1(2.1)
Tamias sibiricu 18 (2.5) 0 11 (5.3) 7 (4.7) 0 0 0 1 (5.6) 2 (11.2) 0 (0) 5 (27.8) 1 (5.6)
NI 6 (0.9) 0 0 5 (3.4) 0 1 (0.5) 0 0 2 (33) 1 (17) 0 0
Others
6 (0.9)
0
0
0
2 (4.6)
2 (0.9)
2 (7.1)

1 (10.0)
0
0
0
0
Total 705 (100.0) 64 (100.0) 205 (100.0) 148 (100.0) 44 (100.0) 216 (100.0) 28 (100.0) 39 (5.5) 47 (6.7) 64 (9.1) 35 (5.0) 18 (2.6)

*SFG, spotted fever group; IMAR, Inner Mongolia Autonomous Region; XJAR, Xinjiang Autonomous Region; NI, not identified.

Main Article

1These authors contributed equally to this article.

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