Anthelmintic Effect of Bacillus thuringiensis Strains against the Gill Fish Trematode Centrocestus formosanus

Figure 5

Lethal effects in Centrocestus formosanus cercariae: (a) control group (filtered pond water) 40x; (b) ME1 strain 50 µg/mL total protein, cercariae stained with 0.4% blue trypan, 40x; (c) GP526 strain 50 µg/mL total protein, 0.4% blue trypan, 40x. (Nikon DS-L1-5M).

(a)

(b)

(c)