Associate Professor and Graduate Coordinator, Plant Pathology
Ph.D. (1990) University of California, Riverside

Phone: 706-542-1259
Email: sgold@uga.edu

Research in the Gold Lab

Molecular biology of plant-fungal pathogen interactions.

Lab Members

Awards

???

Research Interests

???

Selected Publications

Dawe, García-Pedrajas M.D. and Gold, S.E. 2004. Kernel Knowledge: Smut of Corn. In: Advances in Applied Microbiology V 56: pp263-289. Elsevier Academic Press. Laskin, Bennett and Gadd eds.

Gold S.E. , Garcia-Pedrajas, M.D., Andrews, D.L., Klosterman, S.J., Mayorga, M.E., Egan J.D., Martinez-Espinoza, A.D., Smith, D. and Perlin, M.H. 2004. Molecular Basis of Virulence in Ustilago maydis. In: Genomic and Genetic Analysis of Plant Parasitism and Defense. pp 30-49. APS Press. Tsuyumu, Leach, Shiraishi and Wolpert eds.

Garcia-Pedrajas M.D., Klosterman, S.J., Andrews, D.A. and Gold, S.E. 2004. The Ustilago maydis – maize interaction. In: Plant-Pathogen Interactions, Annual Plant Reviews. Blackwell Publishing. Talbot, N. ed. 11:166-201.

Martínez-Espinoza, A.D., Ruiz-Herrera, J., León-Ramírez C.G. and Gold, S.E. 2004. MAP kinase and cAMP signaling pathways modulate the pH-induced yeast to mycelium dimorphic transition in the corn smut fungus Ustilago maydis. Current Microbiology 49: 274-281.

Andrews, D.L., Garcia-Pedrajas, M.D. and Gold, S.E. 2004. Fungal dimorphism regulated gene expression in Ustilago maydis: I. Filament upregulated genes. Molecular Plant Pathology 5:281-293.

Garcia-Pedrajas, M.D. and Gold, S.E. 2004. Fungal dimorphism regulated gene expression in Ustilago maydis: II. Bud upregulated genes. Molecular Plant Pathology 5:295-307.

Smith, D.G., Garcia-Pedrajas M.D., Hong, W., Yu, Z. Gold, S.E. and Perlin, M.H. 2004. An ste20 homologue in Ustilago maydis plays a role in mating and pathogenicity. Eukaryotic Cell 3:180-189.

Gold, S.E. Ustilago Pathogenicity. 2003. In: Plant-Microbe Interactions, Stacey and Keen eds. 6:147-171.

Smith, D.G., Garcia-Pedrajas, M.D., Gold, S.E. and Perlin, M.H. 2003. Isolation and characterization from pathogenic fungi of genes encoding ammonium permeases and their roles in dimorphism. Molecular Microbiology 50:259-276.

Leach, J.E., Gold, S., Tolin, S. and Eversole, K. 2003. A plant-associated microbe genome initiative. Phytopathology 93:524-527.

Phillips D.V., Carbone I., Gold S.E., Kohn L.M. 2002. Phylogeography and genotype-symptom associations in early and late season infections of canola by Sclerotinia sclerotiorum. Phytopathology 92:785-793.

Glenn A.E., Gold S.E., Bacon C.W. 2002. Fdb1 and Fdb2, Fusarium verticillioides loci necessary for detoxification of preformed antimicrobials from corn. Molecular Plant-Microbe Interactions 15:91-101.

Martínez-Espinoza, A.D., García-Pedrajas, M.D. and Gold, S.E. 2002. The Ustilaginales as plant pests and model systems. Fungal Genetics and Biology 35:1–20.

Topp, C.N., Ruiz-Herrera, J., Martinez-Espinoza, A.D. and Gold S.E. 2002. Integration of the gene for carboxin resistance does not impact the Ustilago maydis – maize interaction. Current Microbiology 44:67-70.

Gold, S.E., Garcia-Pedrajas M.D. and Marinez-Espinoza, A.D. 2001. New and Used Approaches to the Study of Fungal Pathogenicity. Annual Review of Phytopathology, 39:337–65.

Mayorga , M.E. and Gold, S.E. 2001. The ubc2 gene of Ustilago maydis encodes a putative novel adaptor protein required for filamentous growth, pheromone response and virulence. Molecular Microbiology. 41:1365-1380.

Gold, S.E., Duick, J.W., R. Redman and Rodriguez, R.J. Molecular transformation, gene cloning and gene expression systems for filamentous fungi. In: Applied Mycology and Biotechnology Volume 1. Agriculture and Food Production. 2001. G.G. Khachatourians and D.K. Arora, Eds. Elsevier Science, Netherlands.

Martinez-Espinoza, A.D., Ruiz-Herrera, J. and Gold, S.E. 2000. Las vías de transducción en la patogénesis y la morfogénesis de hongos: los casos de Ustilago maydis y Magnaprothe grisea. Revista Mexicana de Fitopatologia. 18: 49-54.

Alvarez-Buylla, E.R., Pelaz, S., Liljegren, S.E., Gold, S.E., Burgeff, C., Ditta, G.S., de Pouplana, L.R., Martinez-Castilla, L. and Yanofsky, M.F. 2000. An ancestral MADS-box gene duplication occurred before the divergence of plants and animals. Proceedings of the National Academy of Sciences of the United States of America, 97, 5328-5333.

Andrews, D.L., Egan, J.D., Mayorga, M.E. and Gold, S.E. 2000. The Ustilago maydis ubc4 and ubc5 genes encode members of a MAP kinase cascade required for filamentous growth. Molecular Plant-Microbe Interactions, 13, 781-786.

Samach, A., Onouchi, H., Gold, S.E., Ditta, G.S., Schwarz-Sommer, Z., Yanofsky, M.F. and Coupland, G. 2000. Distinct roles of CONSTANS target genes in reproductive development of Arabidopsis. Science, 288, 1613-1616.

Mayorga, M.E. and Gold, S.E. 1999. A MAP kinase encoded by the ubc3 gene of Ustilago maydis is required for filamentous growth and full virulence. Molecular Microbiology 34:485-497.

Mayorga, M.E. and Gold, S.E. 1998. Characterization and molecular genetic complementation of mutants affecting dimorphism in the fungus Ustilago maydis. Fungal Genetics and Biology 24: 364-376.

Gold, S. E., Brogdon, S. M., Mayorga, M. E., and Kronstad, J. W. 1997. The Ustilago maydis Regulatory Subunit of a cAMP-Dependent Protein Kinase Is Required for Gall Formation in Maize. The Plant Cell. 9: 1585-1594.

Gold, S., G. A. Duncan, K. J. Barrett, and J. W. Kronstad. 1994. cAMP regulates morphogenesis in the dimorphic fungal pathogen Ustilago maydis. Genes and Dev. 8:2805-2816. Home Extension News & Events Student Info Personnel Facilities Links