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Scanning electron microscopy of S. mansoni PZQ-susceptible strain adult males after exposure to 0.3 μM of PZQ for 3 h. (A) Susceptible strain adult males upon exposure to PZQ, presenting changes in acetabular suckers; (B) tegument peeling; (C,D) destruction of tubercles and spines. Red arrows indicate alterations. Image marginations: (A) 300x 10 kV ________100u; (B) 1200x 10 kV ________10u; (C) 800x 10 kV ________10u; (D) 850x 10 kV ________10u.
