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Table 5 qPCR analysis: Relative fold change expression of Cad (cadherin), ALP (alkaline phosphatase), APN (aminopeptidase N), Try (trypsin), and CYP (cytochrome P450) in midgut of susceptible (Sus.), and Bt Cry1C tolerant (Tol.) strain of S. littoralis

From: Alterations in the expression of certain midgut genes of Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae) larvae and midgut histopathology in response to Bacillus thuringiensis Cry1C toxin

 

Cad

ALP

APN

Try

CYP

ΔCt of Sus.

ΔCt of Tol.

ΔCt of Sus.

ΔCt of Tol.

ΔCt of Sus.

ΔCt of Tol.

ΔCt of Sus.

ΔCt of Tol.

ΔCt of Sus.

ΔCt of Tol.

Replica 1

12.57

14.45

5.64

6.25

6.46

6.15

1.24

1.85

10.76

10.25

Replica 2

12.5

14.29

5.6

5.99

6.15

6.29

0.85

2.26

10.94

10.29

Replica 3

12.4

14.23

5.67

6.23

6.4

6.03

1.19

2.13

10.64

10.13

Average ΔCt

12.49

14.33

5.63

6.15

6.33

6.15

1.09

2.08

10.78

10.22

Fold of change = 2ΔΔCt

1.00

0.28

1.00

0.69

1.00

1.13

1.00

0.51

1.00

1.47

% of gene transcripts

72% downregulation

31% downregulation

13% not differ significantly

49% downregulation

47% significantly over-transcribed