Volume 29, Number 10—October 2023
Research Letter
Borrelia bavariensis in Questing Ixodes ricinus Ticks, United Kingdom
Grace Plahe, Jessica L. Hall, David Johnson, Lucy Gilbert, and Richard J. Birtles
Table
Prevalence of Borrelia burgdorferi sensu lato in Ixodes ricinus tick nymphs sampled in 13 towns, United Kingdom*
| Location | I. ricinus nymphs collected | B. burgdorferi s.l., no. (%) | Borrelia genospecies, no. (%), n = 91 |
|||||
|---|---|---|---|---|---|---|---|---|
| B. afzelii | B. bavariensis | B. burgdorferi s.s. | B. garinii | B. valaisiana | Not identified | |||
| 1 Burnley | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2 Cannock | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 3 Carlisle | 196 | 10 (5.1) | 4 (40) | 3 (30.0) | 0 | 0 | 2 (20.0) | 1 (10.0) |
| 4 Durham | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 5 Halifax | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 6 Harrogate | 40 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 7 Inverness | 472 | 47 (10.0) | 18 (38.3) | 0 | 14 (29.8) | 5 (10.6) | 1 (2.1) | 9 (19.1) |
| 8 Keighley | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 9 Kings Lynn | 59 | 1 (1.7) | 0 | 1 (100.0) | 0 | 0 | 0 | 0 |
| 10 Macclesfield | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 11 Perth | 369 | 24 (6.5) | 9 (37.5) | 0 | 1 (4.2) | 4 (16.7) | 2 (8.3) | 8 (33.3) |
| 12 Scarborough | 206 | 9 (4.4) | 1 (11.1) | 0 | 0 | 5 (55.6) | 2 (22.2) | 1 (11.1) |
| 13 Wrexham |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Total (%) | 1,352 | 91 (6.7) | 32 (35.1) | 4 (4.4) | 15 (16.5) | 14 (15.4) | 7 (7.7) | 19 (20.9) |
*Colors correspond to those used in the Figure. Prevalences for genospecies are in relation to the total infected ticks found in each town.
Page created: August 31, 2023
Page updated: September 20, 2023
Page reviewed: September 20, 2023
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.