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Volume 18, Number 10—October 2012
Letter

Bartonella spp. Infection Rate and B. grahamii in Ticks

Elisabeth Janecek, Andreas Mietze, Ralph Goethe, Thomas Schnieder1, and Christina StrubeComments to Author 
Author affiliations: University of Veterinary Medicine Hannover, Hanover, Germany

Main Article

Table

Seasonal distribution of Ixodes ricinus ticks infected with Bartonella spp., Hanover, Germany, 2010*

Ticks April May June July August September October Total
No. infected ticks/no. tested (%) 5/300 (1.67) 38/300 (12.67) 7/300 (2.33) 10/300 (3.33) 5/300 (1.67) 17/300 (5.67) 18/300 (6.00) 100/2,100 (4.76)
No. (%) adults positive 1/88 (1.14) 8/48 (16.67) 0/39 0/41 2/56
(3.57) 3/53
(5.66) 4/47
(8.51) 18/372
(4.84)
No. (%) females 1/32 (3.13) 3/19
(15.79) 0/20 0/17 1/32
(3.13) 2/28
(7.14) 2/29
(6.90) 9/177
(5.08)
No. (%) males 0/56 5/29
(17.24) 0/19 0/24 1/24
(4.17) 1/25
(4.00) 2/18
(11.11) 9/195
(4.62)
No. (%) nymphs 3/203 (1.48) 30/248 (12.10) 7/261 (2.68) 10/259 (3.86) 3/244 (1.23) 14/240 (5.83) 13/243 (5.35) 80/1,698 (4.71)
No. (%) larvae 1/9 (11.11) 0/4 ND ND ND 0/7 1/10 (10.00) 2/30
(6.67)

*ND, testing not done.

Main Article

1Deceased.

Page created: September 19, 2012
Page updated: September 19, 2012
Page reviewed: September 19, 2012
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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