title: Elicitation of lens formation from the "ventral iris" epithelium of the newt by a carcinogen, N-methyl-N'-nitro-N-nitrosoguanidine.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002471:Cell Transformation, Neoplastic; D004847:Epithelial Cells; D004848:Epithelium / Q000187:drug effects; D007498:Iris / Q000187:drug effects*; D007908:Lens, Crystalline / Q000254:growth & development*; D009604:Nitrosoguanidines / Q000494:pharmacology*; D010858:Pigmentation; D012038:Regeneration; D014562:Caudata / Q000254:growth & development*
chemical_list: D009604:Nitrosoguanidines