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Centraalbureau voor Schimmelcultures

Utrecht, The Netherlands

Marizeth Groenewald (maiden name Van der Merwe)

Curriculum vitae

Affiliation and official address

Centraalbureau voor Schimmelcultures,
P.O. Box 85167, 3508 AD Utrecht, The Netherlands.

Date and place of birth

19 August 1975 - Somerset West (South Africa)

Nationality

South African

Education

PhD degree in Evolutionary Phytopathology at the University of Wageningen, Netherlands (January 2003 - February 2007).
Title of dissertation: Molecular characterization of Cercospora beticola and its relatives.
MSc degree at the University of Stellenbosch, South Africa (cum laude; March 2000).
Title of thesis: Regulated expression of the Schizosaccharomyces pombe malic enzyme gene.
B.Sc. (Honours) degree at the University of Stellenbosch, South Africa (cum laude; 1997).
B.Sc. degree at the University of Stellenbosch, South Africa (cum laude; 1994 - 1996).

Career/Employment

January 2007 - December 2007 Postdoctoral researcher in the Yeast Division at the Centraalbureau voor Schimmelcultures (CBS, Utrecht, Netherlands):

    Involved in:
  • Maintaining the CBS Yeast Culture Collection;
  • Keeping the public CBS yeast database updated;
  • Checking the taxonomy of strains present in the CBS yeast database with reference to the specific type strains;
  • Physiological and molecular yeast research.

2003 - 2006 as researcher in training ("OIO") in the Evolutionary Phytopathology research group at the Centraalbureau voor Schimmelcultures (CBS, Utrecht, Netherlands):

    Involved in:
  • Cultural and molecular research;
  • Advising students doing their internship.

2000 - 2002 as technical officer at the Department of Genetics, University of Stellenbosch (South Africa):

  • Presented tutorials to third year Genetics students;
  • Preparation and presentation of third year molecular biology practical course;
  • Maintenance and general organization of a molecular biology laboratory;
  • Advising BSc Honours and MSc students;
  • Acted as safety officer.

Specialization

(I) Main field: Yeast physiology, taxonomy and collection.
(II) Other interests: Molecular biology - Mating type gene analyses of Mycosphaerella species.

Membership of Professional Societies

Member of the British Society for Plant Pathology (BSPP).

Publications List

  • Groenewald, M., Barnes, I., Bradshaw, R.E., Brown, A.V., Dale, A., Groenewald, J.Z., Lewis, K.J., Wingfield, B.D., Wingfield, M.J., and Crous, P.W. 2007. Characterization and distribution of mating type genes in the Dothistroma needle blight pathogens. (in press - Phytopathology).
  • Groenewald, M., Groenewald, J.Z., and Crous, P.W. 2007. Development of polymorphic microsatellite and single nucleotide polymorphic markers for Cercospora beticola. (in press - Molecular Ecology Notes).
  • Stergiopoulos, I., Groenewald, M., Staats, M., Lindhout, P., Crous, P.W., de Wit, P.J.G.M. 2007. Mating-type genes and the genetic structure of a world-wide collection of the tomato pathogen Cladosporium fulvum. (in press - Fungal Genet. Biol. doi: 10.1016/j.fgb.2006.11.004).
  • Groenewald, M., Groenewald, J.Z., Braun, U., and Crous, P.W. 2006. Host range of Cercospora apii and C. beticola, and description of C. apiicola, a novel species from celery. Mycologia 98:275-285.
  • Groenewald, M., Groenewald, J.Z., Harrington, T.C., Abeln, E.C.A., and Crous, P.W. 2006. Mating type gene analysis in apparently asexual Cercospora species is suggestive of cryptic sex. Fungal Genet. Biol. 43:813-825.
  • Crous, P.W., Groenewald, J.Z., Groenewald, M., Caldwell, P., Braun, U., and Harrington, T.C. 2006. Species of Cercospora associated with grey leaf spot of maize. Stud. Mycol. 55:189-197.
  • Groenewald, M., Groenewald, J.Z., and Crous, P.W. 2005. Distinct species exists within the Cercospora apii morphotype. Phytopathology 95:951-959.
  • Groenewald, M., and Viljoen-Bloom, M. 2001. Factors involved in the regulation of the Schizosaccharomyces pombe malic enzyme gene. Curr. Gen. 39:222-230.
  • Viljoen, M., van der Merwe, M., Subden, R.E., and van Vuuren, H.J.J. 1998. MutationofMutation of Gly 444 inactivates the S. pombe malic enzyme. FEMS Microbiol. Let.167:157-162.

Presentations at international conferences

Presented posters at several international conferences.

Presented oral presentations at the following international conferences:

    • Groenewald, M., Groenewald, J.Z., and Crous, P.W. 2006. Mating type genes in Cercospora beticola: does sex occur in apparently asexual species? First International symposium on Cercospora leaf spot of sugar beet as part of the Joint Meeting of the APS/CPS/MSA, Quebec, Canada. (2nd August)
    • Groenewald, M., Groenewald, J.Z., and Crous, P.W. 2006. Characterization of Cercospora mating type genes. Joint Meeting of the American Phytopathological Society / Canadian Phytopathological Society and the Mycological Society of America, Quebec, Canada (29th July - 2nd August)

    Review and editorial activities

    Review manuscripts for different journals including Plant Pathology and Microbial Ecology.