title: Evidence for the formation of membranous chromatophore precursor fractions in Rhodopseudomonas spheroides.
mesh_terms: D020130:Bacterial Chromatophores / Q000254:growth & development*; D001426:Bacterial Proteins / Q000096:biosynthesis; D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D008566:Membranes / Q000032:analysis / Q000378:metabolism*; D008854:Microscopy, Electron; D009024:Morphogenesis; D010788:Photosynthesis; D011392:Proline / Q000378:metabolism; D012241:Rhodopseudomonas / Q000378:metabolism*; D013347:Subcellular Fractions / Q000378:metabolism*
chemical_list: D001426:Bacterial Proteins; D002247:Carbon Isotopes; D011392:Proline