title: Genetic variability in esterases and the insecticide resistance in brazilian strains of Oryzaephilus mercator and Oryzaephilus surinamensis (Coleoptera: Silvanidae).
authors.affiliation: Departamento de Biologia Celular e Genética, Universidade Estadual de Maringá, Avenida Colombo 5790, Maringá-Pr, Brazil. gisangelica@yahoo.com.br
authors.forename: G A R
authors.initials: GA
authors.lastname: Silva
authors.forename: A S
authors.initials: AS
authors.lastname: Lapenta
mesh_terms: D000818:Animals; D001938:Brazil; D004390:Chlorpyrifos / Q000031:analogs & derivatives*; D001517:Coleoptera / Q000187:drug effects* / Q000201:enzymology / Q000235:genetics* / Q000254:growth & development; D004591:Electrophoresis, Polyacrylamide Gel; D004950:Esterases / Q000235:genetics*; D017344:Genes, Insect; D007305:Insecticide Resistance; D007306:Insecticides; D008294:Malathion
chemical_list: D007306:Insecticides; D004950:Esterases; D004390:Chlorpyrifos; C007031:chlorpyrifos-methyl; D008294:Malathion