Reported Resistance Case(s)

Species: musca domestica

Order	Family	Common Name(s)	Group	Host
diptera	muscidae	house fly	MED

Active Ingredient: cypermethrin-beta

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 65731-84-2	Shaugnessy Code: 109702

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G20464	2020	Lab selected*	China	Shi, J., Zhang, L., Mi. J., and Gao, X. (2020). Role transformation of fecundity and viability: The leading cause of fitness costs associated with beta-cypermethrin resistance in Musca domestica. PLoS ONE, 15 e0228268.
G15846	2007	Lab selected after field-evolved resistance**	China-- Beijing	Zhang, L., Gao, X., and Liang, P. (2007). Beta-cypermethrin resistance associated with high carboxylesterase activities in a strain of house fly, Musca domestica (Diptera: Muscidae). Pesticide Biochemistry and Physiology, 89 65-72.
G6475	2000	Unspecified	USA-- Alabama	Liu, N. and X. Yue. (2000). Insecticide resistance and cross-resistance in the house fly (Diptera: Muscidae). J. Econ. Entomol., 93(4) 1269-1275.

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