title: Separation of blood cells using colloidal silica-polysaccharide gradients.
mesh_terms: D001773:Blood Cells / Q000166:cytology*; D002469:Cell Separation / Q000379:methods*; D002499:Centrifugation, Density Gradient; D006801:Humans; D011205:Povidone; D012822:Silicon Dioxide
chemical_list: D012822:Silicon Dioxide; D011205:Povidone