Volume 17, Number 5—May 2011
Research
Transstadial Transmission of Francisella tularensis holarctica in Mosquitoes, Sweden
Jan O. Lundström
, Ann-Christin Andersson, Stina Bäckman, Martina L. Schäfer, Mats Forsman, and Johanna Thelaus
, Ann-Christin Andersson, Stina Bäckman, Martina L. Schäfer, Mats Forsman, and Johanna ThelausTable 2
Presence of Francisella tularensis lpnA and F. tularensis holarctica–specific 30-bp–deletion region in water samples and in pools of mosquitoes hatched from larvae collected in the Orebro area, Sweden*
| Pond |
Water | Mosquitoes | |||||
|---|---|---|---|---|---|---|---|
| Container |
F. tularensis |
F. tularensis holarctica |
Pools |
F. tularensis |
F. tularensis holarctica |
||
| Ormesta 1 | A | Yes | Yes | 2 (2) | 1 | ND | |
| B |
Yes |
ND |
6 (28) |
ND |
ND |
||
| Ormesta 2 | C | ND | ND | 6 (74) | 2 | ND | |
| D | Yes | ND | 9 (79) | 4 | 3 | ||
| E | ND | ND | 6 (45) | 3 | ND | ||
| F | Yes | ND | 8 (61) | 2 | ND | ||
| G |
ND |
ND |
5 (27) |
1 |
ND |
||
| Vattenpark |
H |
Yes |
Yes |
6 (18) |
1 |
1 |
|
| Total | 8 | 5 | 2 | 48 (334) | 14 | 4 | |
*Water samples were collected from each mosquito-breeding container on arrival at the laboratory. Numbers in parentheses refer to number of mosquito specimens within pools. Sampling locations are Ormesta and Vattenpark. ND, not detected.
