Table 5.
Results of experimental attempts to infect New Zealand white rabbits with B. burgdorferi or Anaplasma spp. by feeding potentially infected, wild-caught D. occidentalis adults on them.
| Rabbit number | Number of ticks put on rabbita |
Number of replete ticks tested/ number PCR-positive (%) for: |
PCR test results of rabbit bloodb for: | ||
|---|---|---|---|---|---|
| B. burgdorferi | Anaplasma spp. | B. burgdorferi | Anaplasma spp. | ||
| 838 | 14m, 14f | 0/22 | 0/22 | negative | negative |
| 839 | 14m, 14f | 0/27 | 0/27 | negative | negative |
| 840 | 15m, 15f | 0/27 | 1/27 (3.7)c | negative | negative |
| 841 | 15m, 15f | 0/29 | 2/29 (6.9)d | negative | negative |
| Total | 58m, 58f | 0/105 | 3/105 (2.9) | ||
m, male; f, female.
PCR was performed on blood specimens taken before and at 2, 4, and 6 weeks after rabbits had been infested with ticks.
Sequenced as A. bovis.
Both positive amplicons sequenced as A. ovis.