Proteophosphoglycans of Leishmania mexicana. Molecular cloning and characterization of the Leishmania mexicana ppg2 gene encoding the proteophosphoglycans aPPG and pPPG2 that are secreted by amastigotes and promastigotes. U. Göpfert, N. Goehring, C. Klein and T. Ilg. Biochemical Journal 344:787-95 (1999). PDF