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Table 1 Minimum infection rate (MIR) of Ae. aegypti and Ae. albopictus through successive generations

From: Vertical transmission of Indian Ocean Lineage of chikungunya virus in Aedes aegypti and Aedes albopictus mosquitoes

  

Ae. aegypti

Ae. albopictus

Generation

No. tested

Larvae

Adults

Larvae

Adults

  

Positive pools/Tested pools

MIR (Mean ± SD)

Ratio

Positive pools/Tested pools

MIR (Mean ± SD)

Ratio

Positive pools/Tested pools

MIR (Mean ± SD)

Ratio

Positive pools/Tested pools

MIR (Mean ± SD)

Ratio

F1

600

5/30

8.33 ± 2.887

1:120

6/30

10.00 ± 3.333

1:100

11/30

18.33 ± 3.333

1:54.5

13/30

21.67 ± 2.887

1:46.2

F2

600

2/30

3.33 ± 1.665

1:300

4/30

6.67 ± 3.335

1:150

5/30

8.33 ± 2.887

1:120

7/30

11.67 ± 1.667

1:85.7

F3

600

3/30

5.00 ± 1.670

1:200

3/30

5.00 ± 3.333

1:200

4/30

6.67 ± 1.667

1:150

5/30

8.33 ± 1.667

1:120

F4

600

2/30

3.33 ± 0.000

1:300

2/30

3.33 ± 1.667

1:300

2/30

3.33 ± 1.667

1:300

4/30

6.67 ± 1.667

1:150

F5

600

1/30

1.67 ± 0.000

1:600

1/30

1.67 ± 1.667

1:600

3/30

5.00 ± 0.000

1:200

3/30

5.00 ± 1.667

1:200

F6

600

0/30

0

0

0

0

0

1/30

1.67 ± 0.000

1:600

1/30

1.67 ± 1.667

1:600

F7

600

0/30

0

0

0

0

0

0/30

0

0

0

0

0

F8

600

0/30

0

0

0

0

0

0/30

0

0

0

0

0

F9

600

0/30

0

0

0

0

0

0/30

0

0

0

0

0

  1. Each value is the average of the three independent experiments
  2. Ratio: Proportion of positive pool(s) by no. of larvae tested
  3. MIR expressed as Ratio