Anjos, J. R., Jarlfors, U. & Ghabrial, S. A. 1992. Soybean mosaic potyvirus enhances the titer of two comoviruses in dually infected soybean plants. Phytopathology, 82 : 1022-1027.
Ammar, E. D., Rodriguez-Cerezo, E., Shau, J.G. & Pirone, T.P. 1994. Association of virions and coat protein of tobacco vein mottling potyvirus with cylindrical inclusions in tobacco cells. Phytopathology, 84 : 520-524.
Barker, H. 1987. Invasion of non-phloem tissue in Nicotiana clevelandii by potato leafroll luteovirus is enhanced in plants also infected with potato Y potyvirus. Journal of General Virology, 68 : 1223-1227.
Bourdin, D. & Lecoq, H. 1994. Increase in cucurbit aphid-borne yellow virus concentration by co-infection with sap-transmissible viruses does not increase its aphid transmissibility. Journal of Phytopathology, 141 : 143-152.
Calvert, L. A., & Ghabrial, S. A. 1983. Enhancement by soybean mosaic virus of bean pod mottle virus titer in doubly infected soybean. Phytopathology, 73 : 992-997.
Choi, S. K., Yoon, J. Y., Ryu, K. H., Choi, J. K., Palukaitis, P. & Park, W. M. 2002. Systemic movement of a movement-deficient strain of Cucumber mosaic virus in zucchini squash is facilitated by a cucurbit-infecting potyvirus. Journal of General Virology, 83 : 3173–3178.
Cho, J.D. 1998. Ultrastructural aspects of watermelon necrosis disease caused by mixed infection with watermelon mosaic potyvirus and cucumber green mottle mosaic tobamovirus. A thesis for the degree of Master of Science, Seoul National University, Korea.
Cho, J. D., Choi, H. S., Kim, J. S., La, Y. J. & Kim, K. S. 2000. Ultrastructural aspects of mixed infections with Watermelon mosaic potyvirus isolated from pumpkin and Cucumber green mottle mosaic tobamovirus from watermelon . Plant Pathology Journal, 16 : 216-221.
Clark, M. F. & Adams, A. M. 1977. Characteristics of the microplate method of enzyme-linked immunosorbent assay for the detection of plant viruses. Journal of Virology Methods, 34 : 475-483.
Gil-Salas, F. M., Peters, J., Boonham, N., Cuadrado, I. M. & Janssen, D. 2011, Co-infection with Cucumber vein yellowing virus and Cucurbit yellow stunting disorder virus leading to synergism in cucumber. Plant Pathology, 61 (3): 468-478.
Goldberg, K. B. & Brakke, M. K. 1987. Concentration of maize chlorotic mosaic virus increased in mixed infections with maize dwarf mosaic virus strain B. Phytopathology, 77 : 162-167.
Grafton-Cardwell, E. E., Smith, R. F., Valencia, J. & Farrar, C. A. 1996. Occurrence of mosaic viruses in melons in the central valley of California. Plant Disease, 80 : 1092-1097.
Hoffmann, K., Geske, S. M. & Moyer, J. W. 1998. Pathogenesis oftomato spotted wilt virus in peanut plants dually infected with peanut mottle virus. Plant Disease, 82 : 610-614.
Hunter, P. J., Jones, J. E. & Walsh, J. A. 2002. Involvement of Beet western yellows virus, Cauliflower mosaic virus, and Turnip mosaic virus in internal disorders of stored white cabbage. Phytopathology, 92 : 816–826.
Karyeija, R. F., Kreuze, J. F., Gibson, R. W. & Valkonen, J. P. T. 2000. Synergistic interactions of a potyvirus and a phloem-limited crinivirus in sweet potato plants. Virology, 269 : 26–36.
Kim, J. S., Cho, J. D., Choi, H. S. and Kim, K. S. 2000. Ultrastructural aspects of the mixed infections of Watermelon mosaic potyvirus and Cucumber green mottle mosaic tobamovirus isolated from watermelon. Plant PathologyJournal 16 : 211-215.
Luis-Arteaga, M., Alvarez, J. M., Alonso-Prados, J. L., Bernal, J. J., Garcia-Arenal, F., Lavina, A., Batlle, A. & Moriones, E. 1998. Occurrence, distribution, and relative incidence of mosaic viruses infecting field-grown melon in Spain. Plant Disease, 82 : 979-982.
Moradi, Z., Jafarpour, B. & Sabokkhiz. M. A. 2011. Nucleotide sequencing and symptomology of two new isolates of Watermelon mosaic virus from Razavi and Northern Khorasan provinces. Journal of Plant Protection (Ferdowsi University of Mashhad) 25 (4) : 407-416 (in Persian with English abstract).
Moradi, Z. & Jafarpour, B. 2011. First Report of Coat Protein Sequence of Cucumber green mottle mosaic virus in Cucumber Isolated from Khorasan in Iran. International Journal of Virology, 7 : 1-12.
Moreno, I. M., Thompsont J. R. & Garcı´a-Arenal F. 2004. Analysis of the systemic colonization of cucumber plants by Cucumber green mottle mosaic virus. Journal of General Virology, 85 : 749–759.
Poolpol, P. & Inouye, T. 1986. Enhancement of cucumber mosaic virus multiplication by zucchini yellow mosaic virus in doubly infected cucumber plants. Annual Phytopathological Society of Japan, 52 : 22-30.
Pruss, G., Ge, X., Shi, X. M., Carrington, J. C. & Vance, V. B. 1997. Plant viral synergism: The potyviral genome encodes a broad-range pathogenicity enhancer that transactivates replication of heterologous viruses. Plant Cell, 9 : 859-868.
Rochow, W. F. & Ross, A. F. 1955. Virus multiplication in plants doubly infected by potato viruses X and Y. Virology, 1, 10-27.
Sano, Y. & Kojima, M. 1989. Increase in cucumber mosaic virus concentration in Japanese radish plants co-infected with turnip mosaic virus. Annual Phytopathological Society of Japan, 55 : 296-302.
Savenkov E. I. & Valkonen J. P. T. 2001. Potyviral helper- component proteinase expressed in transgenic plants enhances titers of Potato leaf roll virus but does not alleviate its phloem limitation. Virology, 283 : 285–93.
Sambrook, J., Frisch, E. F. & Maniatis, T. 1989. Molecular Cloning: a Laboratory Manual, 2nd ed. Cold Spring Harbor, NY: Cold Spring Harbor Laboratory.
Saenz, P., Salvador, B., Simon-Mateo, C., Kasschau, K. D., Carrington, J. C. & Garca, J. A. 2002. Host-specific involvement of the HC protein in the long-distance movement of potyviruses. Journal of Virology, 76 : 1922–1931.
Sharifi, M., Massumi, H., Heydarnejad, J., Pour A. H., Shaabanian M. & Rahimian H. 2008. Analysis of the biological and molecular variability of Watermelon mosaic virus isolates from Iran. Virus Genes, 37 : 304-313.
Smith K. M. 1977. Plant Viruses. 6 th ed. Chapman and Hall, Ltd., London. UK.
Vance, V. B. 1991. Replication of potato virus X RNA is altered in co-infections with potato virus Y. Virology, 182 : 486-494.
Vance, V. B., Berger, P. H., Carrington, J. C., Hunt, A. G., and Shi, X. M. 1995. 5′ Proximal potyviral sequences mediate potato virus X/potyviral synergistic disease in transgenic tobacco. Virology, 206 : 583-590.
Wang, Y., Lee, K. C., Gaba, V., Wong, S. M., Palukaitis, P. & Gal-On, A. 2004. Breakage of resistance to Cucumber mosaic virus by co-infection with Zucchini mosaic virus: enhancement of CMV accumulation independent of symptom expression. Archives of Virology, 149 : 379–396.
Wang, Y., Gaba, V., Yang, J., Palukaitis, P. & Gal-On, A. 2002. Characterization of synergy between Cucumber mosaic virus and potyviruses in cucurbit hosts. Phytopathology, 92 : 51–58.
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