Fig. 3

Scanning electron microscope findings of the cultured T. spiralis larvae. A infected control group showing normal comma shaped larva with intact cuticle and coiled posterior end. B and C normal control group showing larva with intact cuticular folds, transverse striations and shallow longitudinal grooves, D, E, and F B. indica BuOH frac groups showing T. spiralis larva with destructed shrunked cuticle, loss of its normal annulations and larval cuticle showing large blebs (blue and red arrows), G and H albendazole group showing large blebs (green arrow), and loss of the normal cuticular folds and striations