Spitnik-Elson, P The effect of trypsin on 30 -S and 50 -S ribosomal subunits of Escherichia coli. [electronic resource] - Biochimica et biophysica acta Dec 1971 - 457-67 p. digital Publication Type: Journal Article ISSN: 0006-3002 Standard No.: 10.1016/0005-2787(71)90880-x doi Subjects--Topical Terms: DialysisEdetic AcidElectrophoresisEscherichia coli--cytologyMacromolecular SubstancesProteins--isolation & purificationRibosomes--drug effectsTrypsin--pharmacology