title: Circadian rhythm of nuclear DNA in adult rat liver.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002458:Cell Fractionation; D002467:Cell Nucleus / Q000032:analysis* / Q000378:metabolism; D002940:Circadian Rhythm; D004247:DNA / Q000032:analysis* / Q000096:biosynthesis; D005163:Factor Analysis, Statistical; D006651:Histocytochemistry; D008099:Liver / Q000032:analysis*; D008297:Male; D008853:Microscopy; D008854:Microscopy, Electron; D008938:Mitosis; D051381:Rats; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine