title: Characterization of the pigments in reaction center preparations from Rhodopseudomonas spheroides.
mesh_terms: D002855:Chromatography, Thin Layer; D008027:Light; D008274:Magnesium / Q000032:analysis; D010788:Photosynthesis; D010860:Pigments, Biological / Q000032:analysis*; D012242:Rhodobacter sphaeroides / Q000032:analysis; D012241:Rhodopseudomonas / Q000032:analysis*; D013054:Spectrophotometry, Atomic; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet
chemical_list: D010860:Pigments, Biological; D008274:Magnesium