Table 2 Concentrations (µg/cm2) to kill 50 percent (LC50), cause 50 percent weight inhibition (EC50 values), and cause 50 percent molt inhibition (MIC50) with 95 percent confidence intervals for corresponding colony, diet, and Bt protein treatments.

From: A new artificial diet for western corn rootworm larvae is compatible with and detects resistance to all current Bt toxins

Bt Protein

Diet

Colony

Reps

LC50 (95% C.I.)

EC50 (95% C.I.)

MIC50 (95% C.I.)

Cry34/35Ab1

Proprietary Diet A

Brookings-ND

3

6.28 (2.60–22.64)

2.01 (0.33–12.05)

0.96 (0.33–2.85)

WCRMO-1

Brookings-ND

4

1.60 (0.83–3.15)

1.31 (0.15–11.26)

0.92 (0.27–3.35)

DAS-59122-7-S1 (6 gen.)

5

>68.82

5.99 (3.37–9.13)

3.48 (0.59–18.51)

DAS-59122-7-S2 (18 gen.)

4

>68.82

3.09 (1.38–4.94)

10.96 (4.4–25.3)

Cry3Bb1

Proprietary Diet B

Brookings-ND

4

9.11 (2.15–24.69)

12.41 (1.00–87.62)

2.19

WCRMO-1

Brookings-ND

3

3.36 (0.35–15.17)

10.20 (0.32–88.80)

0.48

MON88017-S1 (11 gen.)

5

>391.8

409.23 (250.35–1092.77)

>391.8

MON88017-S2 (11 gen.)

4

>391.8

614.77 (333.64–2311.32)

>391.8

eCry3.1Ab

Proprietary Diet C

Brookings-ND

3

12.74 (5.10–61.54)

4.02 (1.89–9.20)

N/A

WCRMO-1

Brookings-ND

4

1.75 (0.93–3.57)

20.09

0.35 (0.02–2.44)

MIR604-S (35 gen.)

5

>24.3

>24.3

>24.3

mCry3A

Proprietary Diet C

Brookings-ND

5

3.71 (1.93–8.08)

3.13 (1.80–5.42)

N/A

WCRMO-1

Brookings-ND

6

6.39 (2.82–20.39)

1.23 (0.14–9.7)

0.5 (0.12–1.48)

MIR604-S (50 + gen.)

5

>24.3

>24.3

>24.3

  1. Non-overlapping confidence intervals indicate significant differences. Confidence intervals could not be calculated for some of the estimates.