Figure 3

Cuticle ultrastructure in susceptible Kisumu and resistant MRS. Cross sections of the apical region of the mosquitoes’ femur. (1) Exocuticle, (2) Mesocuticle, (3) Endocuticle. The images were taken with a high-resolution transmission electron microscope, model JEM 2–100, at an operating voltage of 80 kV.