Fig. 1From: Tegumental alterations and resistance of Fasciola gigantica adult worms exposed to flukicides in EgyptSEM of control untreated Fasciola gigantica adult worms. a, b Intact spines on the dorsal and ventral surfaces. c The tegument thickness 248–297 µm. d Ventral sucker ranged from 238–318 µmBack to article page