title: On the presence of histones in Euglena gracilis var. Bacillaris.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002467:Cell Nucleus / Q000032:analysis; D003593:Cytoplasm / Q000032:analysis; D004247:DNA / Q000032:analysis; D004589:Electrophoresis, Disc; D005055:Euglena / Q000032:analysis*; D006651:Histocytochemistry; D006657:Histones / Q000032:analysis* / Q000302:isolation & purification; D006863:Hydrogen-Ion Concentration; D008722:Methods; D013194:Staining and Labeling
chemical_list: D000596:Amino Acids; D006657:Histones; D004247:DNA