Reported Resistance Case(s)

Species: ostrinia nubilalis

Order	Family	Common Name(s)	Group	Host
lepidoptera	pyralidae	european corn borer	AG	corn

Active Ingredient: Bacillus thuringiensis Cry1Ab

MOA: Microbial disruptors of insect midgut membranes (includes transgenic crops), Bacillus thuringiensis (variety unstated)
Group: BAC	CAS #: 0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G15710	2011	Lab selected after field-evolved resistance**	USA-- Minnesota-- Kandiyohi	Crespo, A. L. B., Rodrigo-Simon, A., Siqueira, H. A. A., Pereira, E. J. G., Ferre, J., and Siegfried, B. D. (2011). Cross-resistance and mechanism of resistance to Cry1Ab toxin from Bacillus thuringiensis in a field-derived strain of European corn borer, Ostrinia nubilalis. Journal of Invertabrate Pathology, 107 185-192.
G15711	2011	Lab selected after field-evolved resistance**	USA-- Minnesota-- Kandiyohi	Crespo, A. L. B., Rodrigo-Simon, A., Siqueira, H. A. A., Pereira, E. J. G., Ferre, J., and Siegfried, B. D. (2011). Cross-resistance and mechanism of resistance to Cry1Ab toxin from Bacillus thuringiensis in a field-derived strain of European corn borer, Ostrinia nubilalis. Journal of Invertabrate Pathology, 107 185-192.
G15698	2011	Lab selected after field-evolved resistance**	USA-- Minnesota-- Kandiyohi	Crespo, A. L. B., Rodrigo-Simon, A., Siqueira, H. A. A., Pereira, E. J. G., Ferre, J., and Siegfried, B. D. (2011). Cross-resistance and mechanism of resistance to Cry1Ab toxin from Bacillus thuringiensis in a field-derived strain of European corn borer, Ostrinia nubilalis. Journal of Invertabrate Pathology, 107 185-192.
G15694	2010	Lab selected after field-evolved resistance**	USA-- Minnesota-- Kandiyohi	Crespo, A. L. B., Spencer, T. A., Tan, S. Y., and Siegfried, B. D. (2010). Fitness Costs of Cry1Ab Resistance in a Field-Derived Strain of Ostrinia nubilalis (Lepidoptera: Crambidae). Journal of Economic Entomology , 103(4) 1386-1393.
G15695	2010	Lab selected after field-evolved resistance**	USA-- Minnesota-- Kandiyohi	Crespo, A. L. B., Spencer, T. A., Tan, S. Y., and Siegfried, B. D. (2010). Fitness Costs of Cry1Ab Resistance in a Field-Derived Strain of Ostrinia nubilalis (Lepidoptera: Crambidae). Journal of Economic Entomology , 103(4) 1386-1393.

*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.