Incidence and stability of infection by double-stranded RNA genetic elements in Aspergillus section flavi and effects on aflatoxigenicity

Canadian Journal of Botany

Volumn 74, Issue 5, 1996, Pages 716-725

  Elias, Karol S ^a,b   Cotty, Peter J ^a  

^a SOUTHERN REGIONAL RESEARCH CENTER   (United States)

^b AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

Aflatoxin; Cycloheximide; Mycovirus; Nitrogen metabolism mutant

Indexed keywords

ASPERGILLUS; MYCOVIRUS; PHTHIRAPTERA;

EID: 0001319770     PISSN: 00084026     EISSN: None     Source Type: Journal    
DOI: 10.1139/b96-090     Document Type: Article

References (39)

1. Adye, J., and Mateles, R.I. 1964. Incorporation of labeled compounds into aflatoxins. Biochim. Biophys. Acta, 86: 418-420.
2. Bayman, P., and Cotty, P.J. 1991. Vegetative compatibility and genetic diversity in the Aspergillus flavus population of a single field. Can. J. Bot. 69: 1701-1711.
3. Bayman, P., and Cotty, P.J. 1993. Genetic diversity in Aspergillus flavus: association with aflatoxin production and morphology. Can. J. Bot. 71: 23-31.
4. Bottacin, A.M., Levesque, C.A., and Punja, Z.K. 1994. Characterization of dsRNA in Chalara elegans and effects on growth and virulence. Phytopathology, 84: 303-312.
5. Castanho, B., and Butler, E.E. 1978. Rhizoctonia decline: a degenerative disease of Rhizoctonia solani. Phytopathology, 68: 1505-1510.
6. Castanho, B., Butler, E.E., and Shepherd, R.J. 1978. The association of double-stranded RNA with Rhizoctonia decline. Phytopathology, 68: 1515-1519.
7. Correll, J.C., Klittich, C.J.R., and Leslie, J.F. 1987. Nitrate non-utilizing mutants of Fusarium oxysporum and their use in vegetative compatibility tests. Phytopathology, 77: 1640-1646.
8. Cotty, P.J. 1989. Virulence and cultural characteristics of two Aspergillus flavus strains pathogenic on cotton. Phytopathology, 79: 808-814.
9. Cotty, P.J. 1994. Comparison of four media for the isolation of Aspergillus flavus group fungi. Mycopathologia, 125: 157-162.
10. Cotty, P.J., and Bayman, P. 1993. Competitive exclusion of a toxigenic strain of Aspergillus flavus by an atoxigenic strain. Phytopathology, 83: 1283-1287.
11. Cotty, P.J., and Bhatnagar, D. 1994. Variability among atoxigenic Aspergillus flavus strains in ability to prevent aflatoxin contamination and production of aflatoxin biosynthetic pathway enzymes. Appl. Environ. Microbiol. 60: 2248-2251.
12. Cotty, P.J., Bayman, P., Egel, D.S., and Elias, K.S. 1994. Agriculture, aflatoxins and Aspergillus. In The genus Aspergillus: from taxonomy and genetics to industrial application. Edited by K.A. Powell, A. Renwick, and J.F. Peberdy. Plenum Press, New York. pp. 1-27.
13. Egel, D.S., Cotty, P.J., and Elias, K.S. 1994. Relationships among isolates of Aspergillus sect, flavi that vary in aflatoxin production. Phytopathology, 84: 906-912.
14. Elias, K.S., and Cotty, P.J. 1993. Incidence and stability of double-stranded RNA within the Aspergillus flavus group. Phytopathology, 83: 1399. (Abstr.)
15. Elias, K.S., and Cotty, P.J. 1995. A rose bengal amended medium for selecting nitrate-metabolism mutants from fungi. Can. J. Bot. 73: 680-682.
16. Fulbright, D.W. 1984. Effect of eliminating dsRNA in hypovirulent Endothia parasitica. Phytopathology, 74: 722-724.
17. Gussack, G., Bennett, J.W., Cavalier, S., and Yatsu, L. 1977. Evidence for the parasexual cycle in a strain of Aspergillus flavus containing virus-like particles. Mycopathologia, 61(3): 159-165.
18. Hesseltine, C.W., Shotwell, O.L., Smith, M., Ellis, J.J., Vandegraft, E., and Shannon, G. 1970. Production of various aflatoxins by strains of the Aspergillus flavus series. In Proceedings of the First U.S.-Japan Conference on Toxic Microorganisms, October 7-10, 1968, Honolulu, Hawaii. Edited by M. Herzberg. U.S. Government Printing Office, Washington, D.C. pp. 202-210.
19. Hunst, P.L., Latterell, F.M., and Rossi, A.E. 1986. Variation in double-stranded RNA from isolates of Pyricularia oryzae. Phytopathology, 76: 674-678.
20. Kim, J.W., and Klassen, G.R. 1989. Double-stranded RNAs in mitochondrial extracts of stem rusts and leaf rusts of cereals. Curr. Genet. 15: 161-166.
21. Kousik, C.S., Snow, J.P., and Valverde, R.A. 1994. Comparison of double-stranded RNA components and virulence among isolates of Rhizoctonia solani AG-1 IA and AG-1 IB. Phytopathology, 84: 44-49.
22. Lemke, P.A. (Editor). 1979. Viruses and plasmids in fungi. Marcel Dekker, Inc., New York.
23. Lemke, P.A., Davis, N.D., and Creech, G.W. 1989. Direct visual detection of aflatoxin synthesis by minicolonies of Aspergillus species. Appl. Environ. Microbiol. 55: 1808-1810.
24. Leonard, T.J., Gendloff, E.H., and Chu, F.S. 1990. A proposed model to control aflatoxin formation. In Proceedings of the 2nd International Symposium on Biotechnology and Food Safety. Edited by D.D. Bills and S. Kung. Butterworth-Heinemann Publishers, Boston, Mass. pp. 105-115.
25. Leslie, J.F. 1993. Fungal vegetative compatibility. Annu. Rev. Phytopathol. 31: 127-150.
26. MacKenzie, D.W., and Adler, J. 1972. Virus-like particles in toxigenic Aspergilli. Annual Meeting American Society Microbiology, April 23-28, 1972, Philadelphia, Pa. American Society for Microbiology, Washington, D.C. p. 68. (Abstr.)
27. Mayne, R.Y., Bennett, J.W., and Tallant, J. 1971. Instability of an aflatoxin producing strain of Aspergillus parasiticus. Mycologia, 63: 644-648.
28. Morris, T.J., and Dodds, J.A. 1979. Isolation and analysis of double-stranded RNA from virus-infected plant and fungal tissue. Phytopathology, 69: 854-858.
29. Nuss, D.L., and Koltin, Y. 1990. Significance of dsRNA genetic elements in plant pathogenic fungi. Annu. Rev. Phytopathol. 28: 37-58.
30. Schmidt, F.R., Davis, N.D., Diener, U.L., and Lemke, P.A. 1983. Cyclohexamide induction of aflatoxin synthesis in a non-toxigenic strain of Aspergillus flavus. Bio/Technology, 1: 794-795.
31. Schmidt, F.R., Lemke, P.A., and Esser, K. 1986. Viral influences on aflatoxin formation by Aspergillus flavus. Appl. Microbiol. Biotechnol. 24: 248-252.
32. Schroeder, H.W. 1969. Factors influencing the development of aflatoxins in some field crops. J. Stored Prod. Res. 5: 187-192.
33. Stanway, C.A. 1985. Double-stranded RNA viruses and pathogenicity of the wheat take-all fungus Gaeumannomyces graminis var. tritici. Ph.D. thesis, University of London, England.
34. Stoloff, L., and Scott, P.M. 1984. Natural poisons. In Official methods of analysis. Association of Official Analytical Chemists, Arlington, Va. pp. 477-500.
35. Tooley, P.W., Hewings, A.D., and Falkenstein, K.F. 1989. Detection of double-stranded RNA in Phytophthora infestans. Phytopathology, 79: 470-474.
36. Valverde, R.A., Nameth, S.T., and Jordan, R.L. 1990. Double-stranded RNA for plant virus diagnosis. Plant Dis. 74: 255-258.
37. Vargas, J., Kevel, F., Vagvolgyi, C., Vriesema, A., and Croft, J.H. 1994. Double-stranded RNA mycoviruses in section nigri of the Aspergillus genus. Can. J. Microbiol. 40: 325-329.
38. Wood, H.A., and Bozarth, R.F. 1973. Heterokaryon transfer of virus particles associated with a cytoplasmically inherited determinant in Ustilago maydis. Phytopathology, 63: 1018-1021.
39. Wood, H.A., Bozarth, R.F., Adler, J., and MacKenzie, D.W. 1974. Proteinaceous virus-like particles from an isolate of Aspergillus flavus. J. Virol. 13: 532-534.