title: NUCLEOLAR ORGANELLES SHOWN BY LEAD PRECIPITATION IN UNFIXED CULTURED CELLS.
mesh_terms: D002467:Cell Nucleus; D002478:Cells, Cultured; D004396:Coloring Agents; D004583:Electrons; D007854:Lead; D051379:Mice; D008853:Microscopy; D008854:Microscopy, Electron; D008858:Microscopy, Phase-Contrast; D009940:Organoids; D012106:Research; D013194:Staining and Labeling; D046509:Tissue Culture Techniques
chemical_list: D004396:Coloring Agents; D007854:Lead
keywords: CELL NUCLEUS; EXPERIMENTAL LAB STUDY; LEAD; MICE; MICROSCOPY, ELECTRON; MICROSCOPY, PHASE CONTRAST; ORGANOIDS; STAINS AND STAINING; TISSUE CULTURE