title: Heparin fractionation by electrofocusing: presence of 21 components of different molecular weights.
mesh_terms: D005417:Flavobacterium / Q000201:enzymology; D006493:Heparin / Q000302:isolation & purification*; D007525:Isoelectric Focusing; D008190:Lyases; D008970:Molecular Weight
chemical_list: D006493:Heparin; D008190:Lyases