title: A simple design of an apparatus for the generation of sucrose gradients for large-scale zonal separation of ribosomal subunits.
mesh_terms: D002458:Cell Fractionation / Q000379:methods; D002499:Centrifugation, Density Gradient / Q000295:instrumentation* / Q000379:methods; D004926:Escherichia coli / Q000648:ultrastructure; D012270:Ribosomes / Q000648:ultrastructure*; D013395:Sucrose
chemical_list: D013395:Sucrose