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Table 1 Mortality assessment of adult Ixodes ricinus and Ixodes scapularis ticks exposed for 1 and 2 h to dog hair treated with dinotefuran-permethrin-pyriproxyfen or not treated

From: Vectra 3D (dinotefuran, pyriproxyfen and permethrin) prevents acquisition of Borrelia burgdorferi sensu stricto by Ixodes ricinus and Ixodes scapularis ticks in an ex vivo feeding model

Day of exposure

Ixodes ricinus

Ixodes scapularis

1 h

2 h

1 h

Non-treated control

DPP-treated group

Non-treated control

DPP-treated group

Non-treated control

DPP-treated group

Dead tick count (%)

Mean tick count ± SD

Dead tick count (%)

Mean tick count

Dead tick count (%)

Mean tick count

2

0

120 (100)

30 ± 0

0

120 (100)

30

0

120 (100)

30

7

0

120 (100)

30 ± 0

0

120 (100)

30

N/A

N/A

N/A

14

0

120 (100)

30 ± 0

0

120 (100)

30

0

120 (100)

30

21

0

120 (100)

30 ± 0

0

120 (100)

30

N/A

N/A

N/A

28

0

114 (95.0)

28.5 ± 1.9

0

120 (100)

30

0

120 (100)

30

35

0

113 (94.1)

28.2 ± 1.2

0

120 (100)

30

N/A

N/A

N/A

  1. SD standard deviation, / no experiment conducted for Ixodes scapularis due to limited tick availability
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Parasites & Vectors

ISSN: 1756-3305

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