Animals 4 Argentina 4 Azinphos-methyl 4 B-esterases 4 Biomarkers 4 Carboxylic Ester Hydrolases 4 Chilina gibbosa Cholinesterases 4 Insecticides 4 Invertebrates 4 Water Pollutants, Chemical 4 acute toxicity 4 animal experiment 4 azinphos methyl 4 biomarker 4 carboxylesterase 4 cholinesterase 4 controlled study 4 ecotoxicology 4 enzyme activity 4 gastropod 4 insecticide 4 neurotoxicity 4 nonhuman 4 priority journal 4 toxicity 4 1-chloro-2,4-dinitrobenzene 2 4 nitrophenyl acetate 2 5,5′-dithio-2-bis-nitrobenzoate 2 50% inhibition concentration 2