title: Isolation and ultrastructure of nucleoli altered in vivo.
mesh_terms: D000818:Animals; D002466:Cell Nucleolus / Q000187:drug effects; D002467:Cell Nucleus; D003513:Cycloheximide / Q000494:pharmacology; D003609:Dactinomycin / Q000494:pharmacology; D008099:Liver / Q000166:cytology*; D008722:Methods; D008854:Microscopy, Electron; D051381:Rats; D013634:Tannins / Q000494:pharmacology; D004124:p-Dimethylaminoazobenzene / Q000494:pharmacology
chemical_list: D013634:Tannins; D003609:Dactinomycin; D003513:Cycloheximide; D004124:p-Dimethylaminoazobenzene