Fig. 2From: The toxicity assessment of extract of Peganum harmala L. seeds in Caenorhabditis elegansEffects of prolonged exposure to PHS on AChE activity of C. elegans. Exposures were performed from L4 stage to young adult. PHS, seeds of Peganum harmala L.. C.elegans L4 stage to young adults were exposed to PHS. *P < 0.05Back to article page