title: Preparative isoelectric focusing with Pevikon as supporting medium.
mesh_terms: D007525:Isoelectric Focusing / Q000379:methods*; D011145:Polyvinyls; D014168:Transferrin / Q000302:isolation & purification*; D000515:alpha 1-Antitrypsin / Q000302:isolation & purification*; D000511:alpha-Macroglobulins / Q000302:isolation & purification*
chemical_list: D011145:Polyvinyls; D014168:Transferrin; D000515:alpha 1-Antitrypsin; D000511:alpha-Macroglobulins; C003080:poly(vinyl chloride)-poly(vinyl acetate) copolymer