Genetical evidence for diploidy in Phytophthora

David S. Shaw; Ikram A. Khaki

doi:10.1017/S0016672300012167

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A spontaneous mutant of Phytophthora drechsleri, resistant to p-fluorophenyl-alanine and two induced mutants resistant to chloramphenicol have been selected and analysed. The pattern of inheritance of the mutant phenotypes was identical and conformed to that expected in a diploid organism.

References

REFERENCES

Bryant, T. B. & Howard, K. L. (1969). Meiosis in the Oomycetes. A microspectophotometric analysis of nuclear deoxyribonucleic acid in Saprolegnia terrestis. American Journal of Botany 56, 1075–1083.Google Scholar

Galindo, J. A. & Zentmyer, G. A. (1967). Genetical and cytological studies of Phytophthora strains pathogenic to pepper plants. Phytopathology 57, 1300–1304.Google Scholar

Sansome, E. (1965). Meiosis in diploid and polyploid sex organs of Phytophthora and Achlya. Cytologia 30, 103–117.CrossRef Google Scholar

Shaw, D. S. (1967). A method of obtaining single oospore cultures of Phytophthora cactorum using live water snails. Phytopathology 57, 454.Google Scholar

Shaw, D. S. & Elliott, C. G. (1968). Streptomycin resistance and morphological variation in Phytophthora cactorum. Journal of General Microbiology 51, 75–84.Google Scholar

Crossref Citations

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WIN‐TIN, M. W. DICK AND 1973. THE DEVELOPMENT OF CYTOLOGICAL THEORY IN THE OOMYCETES. Biological Reviews, Vol. 48, Issue. 1, p. 133.

Chee, K. H. 1973. Phenotypic differences among single-oospore cultures of Phytophthora palmivora and P. botryosa from Heavea brasiliensis. Mycopathologia et Mycologia Applicata, Vol. 50, Issue. 4, p. 275.

Elliott, C.G. and MacIntyre, D. 1973. Genetical evidence on the life-history of Phytophthora. Transactions of the British Mycological Society, Vol. 60, Issue. 2, p. 311.

Khaki, Ikram A. and Shaw, D. S. 1974. The inheritance of drug resistance and compatibility type in Phytophthora drechsleri. Genetical Research, Vol. 23, Issue. 1, p. 75.

Lasure, L. L. and Griffin, D. H. 1974. Evidence for Diploidy inAchlya BisexualisBased on Inheritance of Cycloheximide Resistance. Mycologia, Vol. 66, Issue. 3, p. 391.

Sansome, Eva and Brasier, C.M. 1974. Polyploidy associated with varietal differentiation in the megasperma complex of Phytophthora. Transactions of the British Mycological Society, Vol. 63, Issue. 3, p. 461.

Sansome, E. and Sansome, F.W. 1974. Cytology and life-history of Peronospora parasitica on Capsella bursa-pastoris and of Albugo candida on C. Bursa-pastoris and on Lunaria annua. Transactions of the British Mycological Society, Vol. 62, Issue. 2, p. 323.

Mortimer, A. Martin and Shaw, David S. 1975. Cytofluorimetric evidence for meiosis in gametangial nuclei of Phytophthora drechsleri. Genetical Research, Vol. 25, Issue. 2, p. 201.

Shattock, R.C. and Shaw, D.S. 1975. Mutants of Phytophthora infestans resistant to, and dependent upon, antibiotics. Transactions of the British Mycological Society, Vol. 64, Issue. 1, p. 29.

Shattock, R.C. and Shaw, D.S. 1976. Novel phenotypes of Phytophthora infestans from mixed culture of antibiotic resistant mutants. Transactions of the British Mycological Society, Vol. 67, Issue. 2, p. 201.

Sansome, E. 1980. Reciprocal translocation heterozygosity in heterothallic species of Phytophthora and its significance. Transactions of the British Mycological Society, Vol. 74, Issue. 1, p. 175.

Tooley, Paul W. and Therrien, C. Dale 1987. Cytophotometric determination of the nuclear DNA content of 23 Mexican and 18 non-Mexican isolates ofPhytophthora infestans. Experimental Mycology, Vol. 11, Issue. 1, p. 19.

Shaw, D.S. 1988. Genetics of Plant Pathogenic Fungi. Vol. 6, Issue. , p. 27.

Whittaker, S.L. Shattock, R.C. and Shaw, D.S. 1991. Variation in DNA content of nuclei of Phytophthora infestans as measured by a microfluorimetric method using the fluorochrome DAPI. Mycological Research, Vol. 95, Issue. 5, p. 602.

Mills, Scott D. Förster, Helga and Coffey, Michael D. 1991. Taxonomic structure of Phytophthora cryptogea and P. drechsleri based on isozyme and mitochondrial DNA analyses. Mycological Research, Vol. 95, Issue. 1, p. 31.

Webster, John 1996. A century of British mycology. Mycological Research, Vol. 100, Issue. 1, p. 1.

Whittaker, Susan L. Assinder, Susan J. and Shaw, David S. 1996. Inheritance of streptomycin and chloramphenicol resistance in Phytophthora infestans: evidence for co-segregation of mitochondrial DNA and streptomycin resistance. Mycological Research, Vol. 100, Issue. 1, p. 87.

Irwin, J.A.G. Crawford, A.R. and Drenth, A. 1997. Vol. 24, Issue. , p. 431.

CrossRef

Judelson, Howard S. 2007. Fungal Genomics. Vol. 57, Issue. , p. 97.

Judelson, Howard S. 2014. Sex in Fungi. p. 445.

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Genetical evidence for diploidy in Phytophthora

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