title: Citric acid-sonication method for the isolation of nucleoli.
mesh_terms: D000818:Animals; D006528:Carcinoma, Hepatocellular / Q000378:metabolism / Q000473:pathology*; D002466:Cell Nucleolus / Q000032:analysis / Q000201:enzymology; D002498:Centrifugation; D002499:Centrifugation, Density Gradient; D002951:Citrates; D006652:Histological Techniques; D008113:Liver Neoplasms / Q000378:metabolism / Q000473:pathology*; D008297:Male; D008722:Methods; D008854:Microscopy, Electron; D009363:Neoplasm Proteins / Q000032:analysis; D009374:Neoplasms, Experimental; D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm / Q000032:analysis; D051381:Rats; D012260:Ribonucleases / Q000378:metabolism; D013395:Sucrose; D014732:Vibration
chemical_list: D002951:Citrates; D009363:Neoplasm Proteins; D010759:Phosphorus Isotopes; D012334:RNA, Neoplasm; D013395:Sucrose; D012260:Ribonucleases