Reported Resistance Case(s)

Species: acarus siro

Order	Family	Common Name(s)	Group	Host
acari	acaridae	grain mite	AG	cheese

Active Ingredient: pirimiphos-methyl

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 29232-93-7	Shaugnessy Code: 108102

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G10244	2000	Field Evolved Resistance	England	Szlendak, E., Conyers, C., Muggleton, J., Thind, B.B. (2000). Pirimiphos-methyl resistance in two stored product mites, Acarus siro and Acarus farris, as detected by impregnated paper bioassay and esterase activity assays. Experimental and Applied Acarology, 24 45-54.
G10245	2000	Lab selected after field-evolved resistance**	England	Szlendak, E., Conyers, C., Muggleton, J., Thind, B.B. (2000). Pirimiphos-methyl resistance in two stored product mites, Acarus siro and Acarus farris, as detected by impregnated paper bioassay and esterase activity assays. Experimental and Applied Acarology, 24 45-54.

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