title: Analysis of contaminants in commercial preparations of the tetrapeptide tuftsin by high-performance liquid chromatography.
mesh_terms: D002851:Chromatography, High Pressure Liquid / Q000379:methods; D007128:Immunoglobulin Fragments / Q000032:analysis*; D011786:Quality Control; D013678:Technology, Pharmaceutical; D014405:Tuftsin / Q000032:analysis*
chemical_list: D007128:Immunoglobulin Fragments; D014405:Tuftsin