title: A novel closed circular duplex DNA in bleached mutant and green strains of Euglena gracilis.
mesh_terms: D000818:Animals; D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D004247:DNA / Q000032:analysis*; D003624:Darkness; D004996:Ethidium / Q000494:pharmacology; D005056:Euglena gracilis / Q000032:analysis* / Q000187:drug effects / Q000254:growth & development / Q000528:radiation effects; D007739:L Cells; D008027:Light; D046911:Macromolecular Substances; D008854:Microscopy, Electron; D008928:Mitochondria / Q000032:analysis; D009154:Mutation; D011830:Radiation Effects; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D046911:Macromolecular Substances; D014316:Tritium; D004247:DNA; D004996:Ethidium