David Geiser

Work Address: Fusarium Research Center Department of Plant Pathology 204 Buckhout Laboratory the Pennsylvania State University University Park PA 16802 phone: (814) 865-9773 fax: (814) 863-7217 email: dgeiser@psu.edu

Dave Geiser received his PhD at the University of Georgia in Athens in 1994. Dave joined the Taylor lab in April of 1995 as a postdoctoral fellow. Dave left the Taylor lab in April of 1998, after accepting a position as a professor of Plant Pathology at Penn State University.

Publications

• Geiser, D. M., Jimenez-Gasco, M. D., Kang, S. C., Makalowska, I., Veeraraghavan, N., Ward, T. J., Zhang, N., Kuldau, G. A. and O'Donnell, K. 2004. FUSARIUM-ID v. 1.0: A DNA sequence database for identifying Fusarium. - European Journal of Plant Pathology 110: 473-479.
  
  
• Chaverri, P., Castlebury, L. A., Samuels, G. J. and Geiser, D. M. 2003. Multilocus phylogenetic structure within the Trichoderma harzianum/Hypocrea lixii complex. - Molecular Phylogenetics & Evolution 27: 302-313.
  
  
• Shen, Q., Geiser, D. M. and Royse, D. J. 2002. Molecular phylogenetic analysis of Grifola frondosa (maitake) reveals a species partition separating eastern North American and Asian isolates. - Mycologia 94: 472-482.
  
  
• Moorman, G. W., Kang, S., Geiser, D. M. and Kim, S. H. 2002. Identification and characterization of Pythium species associated with greenhouse floral crops in Pennsylvania. - Plant Disease 86: 1227-1231.
  
  
• Kang, S. C., Ayers, J. E., DeWolf, E. D., Geiser, D. M., Kuldau, G., Moorman, G. W., Mullins, E., Uddin, W., Correll, J. C., Deckert, G., Lee, Y. H., Lee, Y. W., Martin, F. N. and Subbarao, K. 2002. The internet-based fungal pathogen database: A proposed model. - Phytopathology 92: 232-236.
  
  
• Heckman, D. S., Geiser, D. M., Eidell, B. R., Stauffer, R. L., Kardos, N. L. and Hedges, S. B. 2001. Molecular evidence for the early colonization of land by fungi and plants. - Science 293: 1129-1133.
  
  
• Baayen, R. P., O'Donnell, K., Breeuwsma, S., Geiser, D. M. and Waalwijk, C. 2001. Molecular relationships of fungi within the Fusarium redolens-F-hostae clade. - Phytopathology 91: 1037-1044.
  
  
• David M. Geiser, Jean H. Juba, Bo Wang, Steven N. Jeffers. 2001. Fusarium hostae sp. nov., a relative of F. redolens with a Gibberella teleomorph. Mycologia 93(4): 670–678.
  
  
• Mullins, E. D., Chen, X., Romaine, P., Raina, R., Geiser, D. M. and Kang, S. 2001. Agrobacterium-mediated transformation of Fusarium oxysporum: An efficient tool for insertional mutagenesis and gene transfer. - Phytopathology 91: 173-180.
  
  
• Garzon, C. D., D. M. Geiser and Moorman, G. W. 2001. Characterization of Pythium species using AFLPs. Phytopathology 91(6 Supplement): S31.
  
  
• David M. Geiser, Joe W. Dorner, Bruce W. Horn and John W. Taylor. 2000. The phylogenetics of mycotoxin and sclerotium production in Aspergillus flavus and Aspergillus oryzae. Fungal Genetics and Biology 31: 169-179.
  
  
• John W. Taylor, David J. Jacobson, Scott Kroken, Takao Kasuga, David M. Geiser, David S. Hibbett and Matthew C. Fisher. 2000. Phylogenetic species recognition and species concepts in fungi.Fungal Genetics and Biology, Vol. 31(1): pp. 21-32.
  
  
• O'Donnell, K. and D. M. Geiser 2000. Comparative genomics of Fusarium: Advances from germplasm conservation. Phytopathology 90(6 Supplement): S96.
  
  
• Mullins, E. D., D. M. Geiser, et al. 2000. Fusarium wilt of Arabidopsis thaliana: A model for elucidating the mechanisms of host-pathogen interactions. Phytopathology 90(6 Supplement): S54.
  
  
• Mullins, E. D., P. Romaine, et al. 2000. Agrobacterium tumefaciens-mediated transformation of Fusarium oxysporum: A valuable tool for tagging pathogenicity genes. Phytopathology 90(6 Supplement): S54.
  
  
• Taylor, J.W., D.M. Geiser, Burt, A., Koufopanou, V. 1999. The evolutionary biology and population genetics underlyingfungal strain typing. Clinical Microbiology Reviews 12(1): 126-146.
  
  
• Geiser, David M. and John W. Taylor. 1998. Cause of sea fan death in the West Indies. Nature 394: 137-138.
  
  
• Geiser, David M., Jens C. Frisvad, John W. Taylor. 1998. Evolutionary relationships in Aspergillus section Fumigati inferred from partial beta-tubulin and hydrophobin DNA sequences. Mycologia: Vol. 90, No. 5, pp. 831-845.
  
  
• Geiser, DM; Pitt, JI; Taylor, JW. 1998. Cryptic speciation and recombination in the aflatoxin-producing fungus Aspergillus flavus. Proceedings of the National Academy of Sciences of the United States of America, 1998 January 6, V95 N1: 388-393.
  
  
• Geiser, D M; Timberlake, W E; Arnold, M L. 1996. Loss of meiosis in Aspergillus. Molecular Biology and Evolution, v.13, n.6, (1996): 809-817.
  
  
• Geiser, D M; Arnold, M L; Timberlake, W E. 1996. Wild chromosomal variants in Aspergillus nidulans. Current Genetics, v.29, n.3, (1996): 293-300.
  
  
• Geiser, D M; Arnold, M L; Timberlake, W E. 1994. Sexual origins of British Aspergillus nidulans isolates. Proceedings of the National Academy of Sciences of the United States of America, v.91, n.6, (1994): 2349-2352.

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