title: [Studies of the electron microscopic cytochemistry on the nucleolus of the keratin-ocyte in 8-methoxypsoralen phototoxic reaction (author's transl)].
mesh_terms: D000818:Animals; D002466:Cell Nucleolus / Q000032:analysis / Q000187:drug effects* / Q000648:ultrastructure; D004847:Epithelial Cells; D006168:Guinea Pigs; D006651:Histocytochemistry; D008027:Light; D008297:Male; D008730:Methoxsalen / Q000494:pharmacology*; D008854:Microscopy, Electron; D012867:Skin / Q000187:drug effects* / Q000648:ultrastructure
chemical_list: D008730:Methoxsalen