Reported Resistance Case(s)

Species: culex quinquefasciatus

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

Active Ingredient: Bacillus sphaericus

MOA: Microbial disruptors of insect midgut membranes (includes transgenic crops), Bacillus sphaericus
Group: BAC	CAS #: 0	Shaugnessy Code: 119801

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G7245	2004	Unspecified	Thailand-- Nonthaburi	Su, T., Mulla, M.S. (2004). Documentation of High-level Bacillus sphaericus 2362 Resistance in Field Populations of Culex quinquefasciatus breeding in Polluted Water in Thailand. Journal of the American Mosquito Control Association, 20(4) 405-411.
G7246	2004	Unspecified	Thailand-- Nonthaburi	Su, T., Mulla, M.S. (2004). Documentation of High-level Bacillus sphaericus 2362 Resistance in Field Populations of Culex quinquefasciatus breeding in Polluted Water in Thailand. Journal of the American Mosquito Control Association, 20(4) 405-411.
G6420	2000	Unspecified	USA	Wirth, M.C., G.P. Georghiou, J.I. Malik, and G.H. Abro. (2000). Laboratory selection for resistance to Bacillus sphaericus in Culex quinquefasciatus (Diptera: Culicidae) from California, USA. J. Med. Entomol., 37(4) 534-540.

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