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Table 1 Mortality rates of Aedes aegypti larvae after exposure to Xenorhabdus and Photorhabdus in fed and unfed condition

From: Isolation and identification of Xenorhabdus and Photorhabdus bacteria associated with entomopathogenic nematodes and their larvicidal activity against Aedes aegypti

Bacterium (Code)

Mortality rate (%)

Fed condition

Unfed condition

24 h

48 h

72 h

96 h

24 h

48 h

72 h

96 h

Xenorhabdus ehlersii (bMH9.2_TH)

39*

96*

98*

100*

56*

98*

99*

100*

Xenorhabdus miraniensis (bMH16.4_TH)

7

9

18*

18

0nd

0

6

6

Xenorhabdus miraniensis (bMH16.1_TH)

0nd

3

3

6

0nd

6

8*

8*

Xenorhabdus miraniensis (bMH4.5_TH)

3

7*

9*

12*

3

3

7

20*

Xenorhabdus stockiae (bLPA12.2_TH)

4

14*

41*

43*

3

20*

27*

37*

Xenorhabdus stockiae (bLPA18.4_TH)

16*

54*

64*

67*

24*

47*

67*

67*

Xenorhabdus stockiae (bCR7.3_TH)

0nd

1

2

6*

0nd

0

1

23*

Xenorhabdus stockiae (bPH23.5_TH)

0nd

4

7

7

3

7

9*

33*

Photorhabdus luminescens hainanensis (bPY17.4_TH)

2

7

21*

21*

2

4

9*

9*

Photorhabdus luminescens hainanensis (bLPO16.2_TH)

1

12*

14*

21*

1

1

4

19*

Photorhabdus luminescens laumondii (bMH8.4_TH)

1

20*

26*

33*

2

7

9*

19*

Photorhabdus luminescens akhurstii (bNA22.1_TH)

4

14*

22*

24*

4

14*

19*

21*

Control: Escherichia coli ATCC®25900

0

0

1

1

0

5

7

7

Control: Distilled water

0

0

2

2

0

0

0

0

  1. *Significant difference (P < 0.05) among symbiotic bacteria and controls by Fisher’s exact test
  2. Abbreviation: nd not determined
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Parasites & Vectors

ISSN: 1756-3305

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