title: Insecticidal toxicity and melanophores in Bufo melanostictus (Schneider) tadpoles: a comparative study.
mesh_terms: D000818:Animals; D002025:Bufonidae / Q000033:anatomy & histology*; D004117:Dimethoate / Q000633:toxicity*; D001556:Hexachlorocyclohexane / Q000633:toxicity*; D008547:Melanophores / Q000166:cytology / Q000187:drug effects*
chemical_list: D001556:Hexachlorocyclohexane; D004117:Dimethoate