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Table 1 Feeding and mortality rates of Aedes japonicus (laboratory strain PEN; field-collected specimens from Switzerland (CH), Ae. geniculatus (laboratory strain IPZ) and Ae. aegypti (laboratory strain IPNC) during infection trials with Dirofilaria immitis and D. repens

From: Development of Dirofilaria immitis and Dirofilaria repens in Aedes japonicus and Aedes geniculatus

Mosquito species

Inoculation

No. total

No. feeding (%)

Mortalitya at 1 dpi

No. (%)

Mortalitya 5 dpi

No. (%)

Mortalitya at 14 dpi

No. (%)

Ae. japonicus (PEN)

Dirofilaria repens

19

8 (42.1)

0

0

2 (28.6)

Ae. japonicus (PEN)

D. immitis

28

12 (42.3)

0

5 (50.0)

8 (80.0)

Ae. japonicus (PEN)

Negative control

18

9 (50.0)

0

3 (33.3)

4 (44.4)

Ae. japonicus (CH)

D. repens

72

17 (23.6)

0

0

0

Ae. japonicus (CH)

D. immitis

60

31 (51.6)

0

10 (35.7)

13 (46.4)

Ae. japonicus (CH)

Negative control

19

8 (42.1)

0

1 (12.5)

5 (62.5)

Ae. geniculatus IPZ

D. repens

17

12 (70.1)

0

0

4 (44.4)

Ae. geniculatus IPZ

D. immitis

18

13 (72.2)

0

2 (18.2)

4 (36.4)

Ae. aegypti IPNC

D. repens

46

21(45.7)

4 (22.2)

8 (44.4)

8 (44.4)

Ae. aegypti IPNC

D. immitis

41

24 (58.5)

6 (28.6)

11 (52.4)

11 (52.4)

  1. aOnly mosquitoes that died naturally; calculated without day 1 samples; numbers are cumulative from day 1