Branton, D., Bullivant, S., Gilula, N. B., Karnovsky, M. J., Moor, H., Muhlethaler, K., Northcote, D. H., Packer, L., Satir, B., Satir, P., Speth, V., Staehelin, L. A., Steere, R. L., Weinstein, R. S., 1975: Freeze-etching nomenclature. Science (N.Y.)190, 54–46.
Browning, A. J., Gunning, B. E. S., 1977: An ultrastructural and cytochemical study of the wall-membrane apparatus of transfer cells using freeze-substitution. Protoplasma93, 7–26.
Evert, R. F., Eschrich, W., Heyser, W., 1977: Distribution and structure of plasmodesmata in mesophyll and bundle-sheath cells ofZea mays L. Planta136, 77–89.
Fisher, D. G., Evert, R. F., 1982: Studies of the leaf ofAmaranthus retroflexus (Amaranthaceae): ultrastructure, plasmodesmatal frequency, and solute concentration in relation to phloem loading. Planta155, 377–387.
Gunning, B. E. S., Overall, R. L., 1983: Plasmodesmata and cell-to-cell transport in plants. Bioscience33, 260–265.
—,Robards, A. W., 1976: Intercellular communication in plants: Studies on plasmodesmata, 387 pp. Berlin-Heidelberg-New York: Springer.
Grant, C. W. M., 1983: Lateral phase separations and the cell membrane. In: Membrane fluidity in biology, Vol. 2 (Aloia, R. C., ed.), pp. 131–150. New York: Academic Press.
Hepler, P. K., 1982: Endoplasmic reticulum in the formation of the cell plate and plasmodesmata. Protoplasma111, 121–133.
Horne, R. W., Markham, R., 1972: Application of optical diffraction and image reconstruction techniques to electron micrographs. In: Practical methods in electron microscopy, Vol. 1, Part 2 (Glauert, A. M., ed.), pp. 327–434. Amsterdam: North Holland.
James, R., Branton, D., 1973: Lipid- and temperature-dependent structural changes inAcholeplasma laidlawii cell membranes. Biochim. biophys. Acta323, 378–390.
Juniper, B. E., Barlow, P. W., 1969: The distribution of plasmodesmata in the root tip of maize. Planta89, 352–360.
Locke, M., Krishnan, N., 1971: Hot alcoholic phosphotungstic acid and uranyl acetate as routine stains for thick and thin sections. J. Cell Biol.50, 550–556.
López-Sáez, J. F., Giménez-Martín, G., Risueño, M. C. J., 1966: Fine structure of the plasmodesm. Protoplasma61, 81–84.
Oleson, P., 1979: The neck constriction in plasmodesmata: evidence for a peripheral sphincter-like structure revealed by fixation with tannic acid. Planta144, 349–358.
Overall, R. L., Wolfe, J., Gunning, B. E. S., 1982: Intercellular communication inAzolla roots. I. Ultrastructure of plasmodesmata. Protoplasma111, 134–150.
Pinto da Silva, P., Branton, D., 1970: Membrane splitting in freeze-fracture etching. Covalently bound ferritin as a membrane marker. J. Cell Biol.45, 598–605.
Platt-Aloia, K. A., Thomson, W. W., 1982: Freeze-fracture of intact plant tissues. Stain Technol.57, 327–334.
Rash, J. E., Hudson, C. S., 1979: Freeze fracture: Methods, artifacts, and interpretations, 204pp. New York: Raven Press.
Reynolds, E. S., 1963: The use of lead citrate at high pH as an electron-opaque stain in electron microscopy. J. Cell Biol.17, 208–212.
Robards, A. W., 1968 a: Desmotubule—a plasmodesmatal sub-structure. Nature218, 784.
—, 1968 b: A new interpretation of plasmodesmatal ultrastructure. Planta82, 200–210.
—, 1976: Plasmodesmata in higher plants. In: Intercellular communication in plants: Studies on plasmodesmata (Gunning, B. E. S., Robards, A. W., eds.), pp. 15–53. Berlin-Heidelberg-New York: Springer.
Spurr, A. R., 1969: A low-viscosity epoxy resin embedding medium for electron microscopy. J. Ultrastruct. Res.26, 31–43.
Thomson, W. W., 1969: Ultrastructural studies on the epicarp of ripening oranges. Proc. First Intern. Citrus Symp. Vol.3, 1163–1169.
—,Liu, L. L., 1967: Ultrastructural features of the salt gland ofTamarix aphylla L. Planta73, 201–220.
Tucker, E. B., 1982: Translocation in the staminal hairs ofSetcreasea purpurea. I. A study of cell ultrastructure and cell-to-cell passage of molecular probes. Protoplasma113, 193–201.
Willison, J. H. M., 1976: Plasmodesmata: a freeze-fracture view. Can. J. Bot.54, 2842–2847.
Zee, S.-Y., 1969: The fine structure of differentiating sieve elements ofVicia faba. Aust. J. Bot.17, 441–456.