title: Neoplastic and possibly related skin lesions in neotonic tiger salamanders from a sewage lagoon.
abstract: Tiger salamanders (Ambystoma tigrinum) inhabiting a sewage sedimentation lagoon become neotenic, and approximately one-third develop neoplastic skin lesions including cancer. Circumstances suggest a chemical etiology for the neoplasms.
mesh_terms: D000557:Ambystoma; D000818:Animals; D007814:Larva; D011083:Polycyclic Compounds; D012722:Sewage; D012871:Skin Diseases / Q000139:chemically induced / Q000662:veterinary*; D012878:Skin Neoplasms / Q000139:chemically induced / Q000473:pathology / Q000662:veterinary*
chemical_list: D011083:Polycyclic Compounds; D012722:Sewage