Appleyard, G., Hapel, A. J. & Boulter, E. A. (1971). An antigenic difference between intracellular and extracellular rabbitpox virus. Journal of General Virology 13, 9-17.
Blasco, R. & Moss, B. (1991). Extracellular vaccinia virus formation and cell-to-cell virus transmission are prevented by deletion of the gene encoding the 37,000-Dalton outer envelope protein. Journal of Virology 65, 5910-5920.
Blasco, R. & Moss, B. (1992). Role of cell-associated enveloped vaccinia virus in cell-to-cell spread. Journal of Virology 66, 4170-4179.
Boulter, E. A. & Appleyard, G. (1973). Differences between extracellular and intracellular forms of poxviruses and their implications. Progress in Medical Virology 16, 86-108.
Chang, A. & Metz, D. H. (1976). Further investigations on the mode of entry of vaccinia virus into cells. Journal of General Virology 32, 275-282.
Cudmore, S., Cossart, P., Griffiths, G. & Way, M. (1995). Actin-based motility of vaccinia virus. Nature 378, 636-638.
Cudmore, S., Blasco, R., Vincentelli, R., Esteban, M., Sodeik, B., Griffiths, G. & Krijnse Locker, J. (1996). A vaccinia virus core protein p39, is membrane associated. Journal of Virology 70, 6909-6921.
Czerny, C. P. & Mahnel, H. (1990). Structural and functional analysis of orthopoxvirus epitopes with neutralizing monoclonal antibodies. Journal of General Virology 71, 2341-2352.
Dales, S. & Mosbach, E. H. (1968). Vaccinia as a model for membrane biogenesis. Virology 35, 564-583.
Doms, R. W., Blumenthal, R. & Moss, B. (1990). Fusion of intra- and extracellular forms of vaccinia virus with the cell membrane. Journal of Virology 64, 4884-4892.
Durrbach, A., Louvard, D. & Coudrier, E. (1996). Actin filaments facilitate two steps of endocytosis. Journal of Cell Science 109, 457-465.
Gong, S. C., Lai, C. F. & Esteban, M. (1990). Vaccinia virus induces cell fusion at acid pH and this activity is mediated by the N-terminus of the 14-kDa virus envelope protein. Virology 178, 81-91.
Ichihashi, Y. & Oie, M. (1982). Proteolytic activation of vaccinia virus for the penetration phase of infection. Virology 116, 297-305.
Ichihashi, Y., Matsumoto, S. & Dales, S. (1971). Biogenesis of poxviruses: role of A-type inclusions and host cell membranes in virus dissemination. Virology 46, 507-532.
Janeczko, R. A., Rodriguez, J. F. & Esteban, M. (1987). Studies on the mechanism of entry of vaccinia virus in animal cells. Archives of Virology 92, 135-150.
McIntosh, A. A. G. & Smith, G. L. (1996). Vaccinia virus glycoprotein A34R is required for infectivity of extracellular enveloped virus. Journal of Virology 70, 272-281.
Marsh, M. (1984). The entry of enveloped viruses into cells by endocytosis. Biochemical Journal 218, 1-10.
Parkinson, J. E. & Smith, G. L. (1994). Vaccinia virus gene A36R encodes a Mr 43-50K protein on the surface of extracellular enveloped virus. Virology 204, 376-390.
Payne, L. G. (1978). Polypeptide composition of extracellular enveloped vaccinia virus. Journal of Virology 27, 28-37.
Payne, L. G. (1979). Identification of the vaccinia hemagglutinin polypeptide from a cell system yielding large amounts of extracellular enveloped virus. Journal of Virology 31, 147-155.
Payne, L. G. (1980). Significance of extracellular enveloped virus in the in vitro and in vivo dissemination of vaccinia virus. Journal of General Virology 50, 89-100.
Payne, L. G. & Kristensson, K. (1985). Extracellular release of enveloped vaccinia virus from mouse nasal epithelial cells in vivo. Journal of General Virology 66, 643-646.
Payne, L. G. & Norrby, E. (1978). Adsorption and penetration of enveloped and naked vaccinia virus particles. Journal Virology 27, 19-27.
Roos, N., Cyrklaff, M., Cudmore, S., Blasco, R., Krijnse-Locker, J. & Griffiths, G. (1996). A novel immunogold cryoelectron microscopic approach to investigate the structure of the intracellular and extracellular forms of vaccinia virus. EMBO Journal 15, 2343-2355.
Schmelz, M., Sodeik, B., Ericsson, M., Wolffe, E. J., Shida, H. G. H. & Griffiths, G. (1994). Assembly of vaccinia virus: the second wrapping cisterna is derived from the trans Golgi network. Journal of Virology 66, 130-147.
Skehel, J. J., Bayley, P. M., Brown, E. B., Martin, S. R., Waterfield, M. D., White, J. M., Wilson, I. A. & Wiley, D. C. (1982). Changes in the conformation of influenza virus hemagglutinin at the pH optimum of virus-mediated membrane fusion. Proceedings of the National Academy of Sciences, USA 79, 968-972.
Smith, G. L. & Vanderplasschen, A. (1998). Extracellular enveloped vaccinia virus: entry, egress and evasion. In Advances in Experimental Medicine and Biology. Edited by L. Enjuanes, S. G. Siddell & W. Spaan: New York: Plenum Press (in press).
Sodeik, B., Doms, R. W., Ericsson, M., Hiller, G., Machamer, C. E., van't Hof, W., van Meer, G., Moss, B. & Griffiths, G. (1993). Assembly of vaccinia virus: role of the intermediate compartment between the endoplasmic reticulum and the Golgi stacks. Journal of Cell Biology 121, 521-541.
Swanson, J. A. & Baer, S. C. (1995). Phagocytosis by zippers and triggers. Trends in Cell Biology 5, 89-93.
Tooze, J., Hollinshead, M., Reis, B., Radsak, K. & Kern, H. (1993). Progeny vaccinia viruses and human cytomegalovirus particles utilize early endosomal cisternae for their envelopes. European Journal of Cell Biology 60, 163-178.
Turner, G. S. & Squires, E. J. (1971). Inactivated smallpox vaccine: immunogenicity of inactivated intracellular and extracellular vaccinia virus. Journal of General Virology 13, 19-25.
Vanderplasschen, A. & Smith, G. L. (1997). An novel virus binding assay using confocal microscopy: demonstration that the intracellular and extracellular vaccinia virions bind to different cellular receptors. Journal of Virology 71, 4032-4041.
Vanderplasschen, A., Hollinshead, M. & Smith, G. L. (1997). Antibodies against vaccinia virus do not neutralize extracellular enveloped virus but prevent release from infected cells and comet formation. Journal of General Virology 78, 2041-2048.
Wolffe, E. J., Isaacs, S. N. & Moss, B. (1993). Deletion of the vaccinia virus B5R gene encoding a 42-kiloDalton membrane glycoprotein inhibits extracellular virus envelope formation and dissemination. Journal of Virology 67, 4732-4741.
Wolffe, E. J., Katz, E., Weisberg, A. & Moss, B. (1997). The A34R glycoprotein gene is required for induction of specialized actin-containing microvilli and efficient cell-to-cell transmission of vaccinia virus. Journal of Virology 71, 3904-3915.