Fig. 1From: High concentration of MSG alters antioxidant defence system in lobster cockroach Nauphoeta cinerea (Blattodea: Blaberidae)Acetylcholinesterase (AChE) activities of nymphs exposed to 4% MSG (a) and 1% MSG (b). The data are expressed as mean ± standard error mean (SEM). (a) differs significantly from the basal (p < 0.05)Back to article page