Further evidence that human lysosomal sialidase is not derived from prosaposin. Prosaposin biosynthesis and ganglioside sialidase studies in prosaposin- and sialidase-deficient fibroblast lines. - Paton,B.C.; Schneider-Jakob,H.R.; Kopitz,J.; Harzer,K.; Poulos Cantz,A.M. (Biol Chem Hoppe-Seyler, 1994)