Reported Resistance Case(s)

Species: culex pipiens

Order	Family	Common Name(s)	Group	Host
diptera	culicidae	house mosquito	MED	House Mosquito

Active Ingredient: malathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 121755	Shaugnessy Code: 57701

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G17888	2014	Lab selected after field-evolved resistance**	Egypt-- Sharkia Governate	El-Sheikh, S., Ashour, M., Aamir, M., and Gamal, M. (2014). Monitoring the Effect of Insecticide Selection on Culex pipiens (Diptera: Culicidae) Larval Susceptibility to Malathion and Lambda-Cyhalothrin. Journal of Entomology, 11 (1) 14 - 24.
G17890	2014	Field Evolved Resistance	Egypt-- Sharkia Governate	El-Sheikh, S., Ashour, M., Aamir, M., and Gamal, M. (2014). Monitoring the Effect of Insecticide Selection on Culex pipiens (Diptera: Culicidae) Larval Susceptibility to Malathion and Lambda-Cyhalothrin. Journal of Entomology, 11 (1) 14 - 24.
G9846	2009	Field Evolved Resistance	Turkey-- Ankara	Akiner, M.M., Simsek, F.M., Caglar, S.S. (2009). Insectice Resistance of Culex pipiens (Diptera: Culicidae) in Turkey. Journal of Pesticide Science, 34 259-264.
G9850	2009	Field Evolved Resistance	Turkey-- Antalya	Akiner, M.M., Simsek, F.M., Caglar, S.S. (2009). Insectice Resistance of Culex pipiens (Diptera: Culicidae) in Turkey. Journal of Pesticide Science, 34 259-264.
G5759	1996	Unspecified	Portugal	Bourguet, D., R. Capela, and M. Raymond. (1996). An Insensitive Acetylcholinesterase in Culex pipiens (Diptera: Culicidae) from Portugal. Journal of Economic Entomology, 89(5) 1060-1066.
G5760	1996	Unspecified	Portugal	Bourguet, D., R. Capela, and M. Raymond. (1996). An Insensitive Acetylcholinesterase in Culex pipiens (Diptera: Culicidae) from Portugal. Journal of Economic Entomology, 89(5) 1060-1066.
G5761	1996	Unspecified	Portugal	Bourguet, D., R. Capela, and M. Raymond. (1996). An Insensitive Acetylcholinesterase in Culex pipiens (Diptera: Culicidae) from Portugal. Journal of Economic Entomology, 89(5) 1060-1066.
G5293	1991	Unspecified	Italy	Bonning, B.C., J. Hemingway, R. Romi, and G. Majori. (1991). Interaction of insecticide resistance genes in field populations of Culex pipiens (Diptera: Culicidae) from Italy in response to changing insecticide selection pressure. Bulletin of Entomological research, 81 5-10.

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