Figure 7

The activities of lactate dehydrogenase (LDH) in gill (A), hepatopancreas (B), and kidney (C). The activities of carboxylesterase (CarE) in T. tubifex (D), gill (E), hepatopancreas (F), and kidney (G). Different letters denote significant difference at the same time point (p < 0.05, S-N-K test), bars are standard deviation (SD). All samples were extracted and analyzed in triplicate.