title: The nucleus of Euglena. I. An ultracytochemical study of the nucleic acids and nucleoproteins of synchronized Euglena gracilis Z.
mesh_terms: D000818:Animals; D002455:Cell Division; D002466:Cell Nucleolus / Q000648:ultrastructure*; D002467:Cell Nucleus / Q000648:ultrastructure*; D002478:Cells, Cultured; D002875:Chromosomes / Q000648:ultrastructure; D004247:DNA; D005056:Euglena gracilis / Q000648:ultrastructure*; D006651:Histocytochemistry; D008854:Microscopy, Electron / Q000379:methods; D008867:Microtomy; D009698:Nucleoproteins; D012261:Ribonucleoproteins; D013194:Staining and Labeling
chemical_list: D009698:Nucleoproteins; D012261:Ribonucleoproteins; D004247:DNA