title: The role of ions in modifying chromatin structure.
mesh_terms: D000818:Animals; D002843:Chromatin / Q000648:ultrastructure*; D007477:Ions; D008027:Light; D008099:Liver / Q000648:ultrastructure; D008297:Male; D008858:Microscopy, Phase-Contrast; D051381:Rats; D012542:Scattering, Radiation
chemical_list: D002843:Chromatin; D007477:Ions