title: Ultrastructural studies on RNA and DNA components of isolated nucleoli of Walker 256 carcinosarcoma.
mesh_terms: D000818:Animals; D002279:Carcinoma 256, Walker / Q000032:analysis*; D002458:Cell Fractionation; D002466:Cell Nucleolus / Q000032:analysis* / Q000648:ultrastructure; D004273:DNA, Neoplasm / Q000032:analysis*; D003851:Deoxyribonucleases / Q000378:metabolism; D006651:Histocytochemistry; D008297:Male; D008854:Microscopy, Electron; D015394:Molecular Structure; D012334:RNA, Neoplasm / Q000032:analysis*; D051381:Rats; D012260:Ribonucleases / Q000378:metabolism
chemical_list: D004273:DNA, Neoplasm; D012334:RNA, Neoplasm; D003851:Deoxyribonucleases; D012260:Ribonucleases