It was shown that permethrin resistance in adult Anopheles stephensi is due to at least three separate mechanisms. Cytochrome P-450s and esterases are responsible for two-thirds of the 8-fold enhanced tolerance of the DUB-APR resistant strain as compared with a sensitive strain. IND-S. It was postulated that target site insensitivity is also involved. https://www.kaliboat.com/product-category/food-servicecommercial-kitchen-equipmentfood-preparation-equipmentcommercial-food-scales/