title: An improved method for the purification of higher plant ribosomal RNA labeled on the methyl groups.
mesh_terms: D002499:Centrifugation, Density Gradient; D002845:Chromatography; D004591:Electrophoresis, Polyacrylamide Gel; D008722:Methods; D008745:Methylation; D010368:Pectins / Q000032:analysis; D010944:Plants / Q000032:analysis*; D012335:RNA, Ribosomal / Q000302:isolation & purification*
chemical_list: D012335:RNA, Ribosomal; D010368:Pectins