title: Different numbers of oligosaccharide units in glycoproteins of the same immunological class and type.
mesh_terms: D002241:Carbohydrates / Q000032:analysis*; D002845:Chromatography; D006801:Humans; D007075:Immunoglobulin M / Q000032:analysis*; D010455:Peptides / Q000032:analysis*; D008258:Waldenstrom Macroglobulinemia / Q000276:immunology
chemical_list: D002241:Carbohydrates; D007075:Immunoglobulin M; D010455:Peptides