title: Molecular forms and size determination of 18 S RNA from rat liver microsomes by electron microscopy.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002621:Chemistry; D008854:Microscopy, Electron; D008862:Microsomes, Liver / Q000032:analysis*; D008968:Molecular Conformation; D012313:RNA / Q000302:isolation & purification*; D012335:RNA, Ribosomal / Q000302:isolation & purification; D051381:Rats
chemical_list: D012335:RNA, Ribosomal; D012313:RNA