Manning, J E Isolation and molecular weight of circular chloroplast DNA from Euglena gracilis. [electronic resource] - Biochimica et biophysica acta Feb 1972 - 285-96 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0006-3002 Standard No.: 10.1016/0005-2787(72)90304-8 doi Subjects--Topical Terms: Centrifugation, Density GradientChloroplasts--analysisColiphagesDNA--isolation & purificationDNA, BacterialDNA, ViralDensitometryEscherichia coliEuglena gracilis--analysisMicrococcusMicroscopy, ElectronMolecular WeightNucleic Acid ConformationPhosphorus IsotopesTritium