Niveles de resistencia a insecticidas y sus mecanismos en 2 cepas de Aedes aegypti de Panamá

the levels of susceptibility and/or resistance to insecticides in larvae and adults of aedes aegypti from 2 localities of panamá (río abajo and victoriano lorenzo) were determined. among larvae, it was found resistance to methyl- pyrimifos in both localities; however, they were susceptible to the rest of the organophosphate insecticides (temephos, malathion, fenthion fenitrothion and clorpirifos) and to pyrethroids (deltamethrin, lambda-cyhalothrin, cypermethrin and cyfluthrin. in the trials carried out in adults, according to the categories of the world health organization, the 2 localities proved to be completely susceptible to deltamethrin, lambda-cyhalothrin, b cypermethrin and cyfluthrin.