title: Conditions for ethanol precipitation of active 50 S ribosomal subunits from Escherichia coli.
mesh_terms: D002499:Centrifugation, Density Gradient / Q000379:methods*; D011232:Chemical Precipitation; D004926:Escherichia coli / Q000648:ultrastructure*; D000431:Ethanol; D012270:Ribosomes / Q000648:ultrastructure*
chemical_list: D000431:Ethanol