1. Dexheimer J, Jacquemin M, Gadal P (1975) Sur la présence de corps multivésiculaires dans les cellules de la cécidie de l'Orme (Ulmus campestris L.), provoquée parTetraneura ulmi de Geer. Comptes Rendus Hebdomadaires des Seances de l'Académie des Sciences Paris Series D 280: 173?176
2. Fowke LC (1982) Plant tissue culture methods. 2nd revised edition. National Research Council of Canada, Saskatoon, pp 72?82
3. Friend DS, Farquhar MG (1967) Functions of coated vesicles during protein absorption in the rat vas deferens. J Cell Biol 35: 357?376
4. Gamborg OL (1982) Plant tissue culture methods. 2nd revised edition. National Research Council of Canada, Saskatoon, pp 1?9
5. Geuze HJ, Slot JW, Strous GJAM, Lodish HF, Schwartz AL (1983) Intracellular site of asialoglycoprotein receptor-ligand uncoupling: double label immunoelectron microscopy during receptor-mediated endocytosis. Cell 32: 277?287