title: Erythropoietin forms biologically inactive complexes in solution.
mesh_terms: D002118:Calcium / Q000494:pharmacology; D002850:Chromatography, Gel; D004921:Erythropoietin / Q000378:metabolism* / Q000652:urine; D006801:Humans; D011485:Protein Binding; D012995:Solubility
chemical_list: D004921:Erythropoietin; D002118:Calcium