title: The effects of cations on the structure and photochemistry of the photosystem II core complex.
mesh_terms: D002412:Cations / Q000494:pharmacology*; D002736:Chloroplasts / Q000502:physiology*; D002850:Chromatography, Gel; D004237:Diuron / Q000494:pharmacology; D004579:Electron Transport; D006863:Hydrogen-Ion Concentration; D008274:Magnesium / Q000494:pharmacology; D008970:Molecular Weight; D017830:Octoxynol; D010777:Photochemistry; D011092:Polyethylene Glycols; D012964:Sodium / Q000494:pharmacology
chemical_list: D002412:Cations; D011092:Polyethylene Glycols; D017830:Octoxynol; D004237:Diuron; D012964:Sodium; D008274:Magnesium