Jim Tokuhisa   Department of Horticulture    Virginia Tech

 

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CURRICULUM VITAE

James G. Tokuhisa

Department of Horticulture

Latham Hall Rm 503

Blacksburg, VA 24061

(540) 231-5653 FAX  231-3347

E-mail=tokuhisa@vt.edu

EDUCATION

Ph.D., Botany, minor in Biochemistry, 1986, University of Wisconsin, Madison

B.S., Botany with Distinction, 1979, University of Illinois, Urbana

EMPLOYMENT

 

2005-pres   Assistant Professor of Horticulture, Virginia Tech

2000-2005   Research Scientist, Max-Planck-Institute for Chemical Ecology

1999-2000   Visiting Scientist, Max-Planck-Institute for Chemical Ecology

1997-2000   Assistant Scientist, Washington State University

1995-1996   Lab Coordinator, Washington State University

1991-1996   Research Associate, Washington State University

1986-1990   Research Scientist, Division of Plant Industry, CSIRO, Australia

1986 (Nov)   Visiting Scientist, National Inst. Basic Biology, Okazaki, Japan

1981-1986   Research Assistant, University of Wisconsin-Madison 

 

PEER-REVIEWED PUBLICATIONS (21)

Uddin, M. M., Ulrichs, C., Tokuhisa, J. G., and Mewis, I. (2009) Impact of glucosinolate structure on the performance of the crucifer pest Phaedon cochleariae (F.). J. Appl. Bot. Food Qual. 82(2), 108-113. (Cited: 1, ISI 2010)

Ginzberg, I., Tokuhisa, J.G., and Veilleux, R.E. (2009)  Potato steroidal glycoalkaloids:  biosynthesis and genetic manipulation.  Potato Res. 52 (1), 1-15.

Falk, K.L., Tokuhisa, J.G., and Gershenzon, J. (2007) The effect of sulfur nutrition on plant glucosinolate content:  physiology and molecular mechanisms.  Plant Biol., 9 (5), 573-581.  (cited:  14, ISI 2010)

Textor, S., de Kraker, J.-W., Hause, B., Gershenzon, J., Tokuhisa, J.G. (2007)  MAM3 catalyzes the formation of all aliphatic glucosinolate chain lengths in Arabidopsis thaliana.  Plant Physiol. 144 (1), 60-71.  (cited:  26, ISI 2010)

de Kraker, J-W., Luck, K., Textor, S., Tokuhisa, J.G., Gershenzon, J. (2007) Two Arabidopsis genes (IPMS1 and IPMS2) encode isopropylmalate synthase, the branchpoint step in the biosynthesis of leucine.  Plant Physiol. 143, 970-986. (Cited: 14, ISI 2010)

Mewis, I., Tokuhisa, J.G., Schultz, J.C., Appel, H.M., Ulrichs, C., and Gershenzon, J. (2006). Gene expression and glucosinolate accumulation in Arabidopsis thaliana in response to generalist and specialist herbivores of different feeding guilds and the role of defense signaling pathways. Phytochemistry 67, 2450-2462.  (cited:  47, ISI 2010)

Hirai, M.Y., Klein, M., Fujikawa, Y., Yano, M., Goodenowe, D.B., Yamazaki, Y., Kanaya, S., Nakamura, Y., Kitayama, M., Suzuki, H., Sakurai, N., Shibata, D., Tokuhisa, J., Reichelt, M., Gershenzon, J., Papenbrock, J., and Saito, K. (2005) Elucidation of Gene-to-Gene and Metabolite-to-Gene Networks in Arabidopsis by Integration of Metabolomics and Transcriptomics. J. Biol. Chem. 280, 25590-25595.  (cited 127, ISI 2010)

Jost, R., Altschmied, L., Bloem, E., Bogs, J., Gershenzon, J., Haehnel, U., Haensch, R., Hartmann, T., Kopriva, S., Kruse, C., Mendel, RR., Papenbrock, J., Reichelt, M., Rennenberg, H., Schnug, E., Schmidt, A., Textor, S., Tokuhisa, J., Wachter, A., Wirtz, M., Rausch, T., and Hell, R. (2005) Expression profiling of metabolic genes in response to methyl jasmonate reveals regulation of genes of primary and secondary sulfur-related pathways in Arabidopsis thaliana. Photosynthesis Research 86, 491-508.   (cited 21, ISI 2010)

Brown, P.D., Tokuhisa, J. G., Reichelt, M., Gershenzon, J. (2003) Variation of glucosinolate accumulation among different organs and developmental stages of Arabidopsis thaliana. Phytochemistry 62, 471-481.  (cited 140, ISI  2010)

Reichelt, M., Brown, P.D., Schneider, B., Oldham, N.J., Stauber, E., Tokuhisa, J., Kliebenstein, D.J., Mitchell-Olds, T., Gershenzon, J. (2002) Benzoic acid glucosinolate esters and other glucosinolates from Arabidopsis thaliana.  Phytochemistry  59, 663-671.   (cited 78, ISI 2010)

Kroymann, J., Textor, S., Tokuhisa, J., Falk, K., Bartram, S., Gershenzon, J., and Mitchell-Olds, T. (2001) A gene controlling variation in Arabidopsis glucosinolate composition is part of the methionine chain elongation pathway.  Plant Physiol. 127, 1077-10881.   (cited 97, ISI  2010)

Tokuhisa, J.G., Vijayan, P., Feldmann, K.A. and Browse, J.A. (1998) Chloroplast development at low temperatures requires a homolog of DIM1, a yeast gene encoding the 18S ribosomal RNA dimethylase. Plant Cell 10, 699-712.  (cited 20, ISI 2010)

Tokuhisa, J.G., LaBrie, S.T., Feldmann, K.A. and Browse, J. (1997) Mutational analysis of chilling tolerance. Plant, Cell and Environment 20, 1391-1400.  (cited 3,ISI 2010)

Ellis, J.G., Tokuhisa, J.G., Llewellyn, D.J., Bouchez, D., Singh, K., Dennis, E.S., Peacock, W.J. (1993). Does the ocs-element occur as a functional component of the promoters of plant genes? Plant J. 4, 433-443.  (cited 48,ISI  2010)

Singh, K., Dennis, E.S., Ellis, J.G., Llewellyn, D.J., Tokuhisa, J.G., Wahleithner, J.A., and Peacock, W.J. (1990). OCSBF1, a maize Ocs enhancer binding factor:  Isolation and expression during development. Plant Cell 2, 891-903.  (cited 109, ISI 2010)

Tokuhisa, J.G., Singh, K., Dennis, E.S., and Peacock, W.J. (1990). A DNA-binding protein factor recognizes two binding domains within the octopine synthase enhancer element. Plant Cell 2, 215-224.  (cited 46, ISI 2010)

Bouchez, D., Tokuhisa, J.G., Llewellyn, D.J., Dennis, E.S., and Ellis, J.G. (1989). The ocs-element is a component of the promoters of several T-DNA and plant viral genes. EMBO J. 8, 4197-4204.  (cited 123, ISI 2010)

Tokuhisa, J.G., and Quail, P.H. (1989). Phytochrome in green tissue:  Partial purification and characterization of the 118-kilodalton phytochrome species from light-grown Avena sativa L. Photochem. Photobiol. 50, 143-152.  (cited 28, ISI 2010)

Singh, K., Tokuhisa, J.G., Dennis, E.S., and Peacock, W.J. (1989). Saturation mutagenesis of the octopine synthase enhancer:  Correlation of mutant phenotypes with binding of a nuclear protein factor. Proc. Natl. Acad. Sci. USA 86, 3733-3737.  (cited 49, ISI 2010)

Tokuhisa, J.G., and Quail, P.H. (1987). The levels of two distinct species of phytochrome are regulated differently during germination in Avena sativa L. Planta 172, 371-377.  (cited 34, ISI 2010)

Tokuhisa, J.G., Daniels, S.M., and Quail, P.H. (1985). Phytochrome in green tissue: Spectral and immunochemical evidence for two distinct molecular species of phytochrome in light-grown Avena sativa L. Planta 164, 321-332.  (cited 146, ISI 2010) 

BOOK CHAPTERS (6)

 Tokuhisa, J., de Kraker, J.W., Textor, S., and Gershenzon, J. (2004) The biochemical and molecular origins of aliphatic glucosinolate diversity in Arabidopsis thaliana. In:  "Recent Advances in Phytochemistry", Romeo, J.T., ed. (New York: Pergamon).

Tokuhisa, J., and Browse, J. (2000) Genetic engineering of plant chilling tolerance. In "Genetic Engineering", Setlow, J.K., ed. (New York:  Plenum Press), Vol 21. pp. 79-93.

Tokuhisa, J., Wu, J., Miquel, M., Xin, Z., and Browse, J. (1998). Investigating the role of lipid metabolism in chilling and freezing tolerance. In "Plant Cold Hardiness", Li, P. and Chen, T., eds. (New York: Plenum Press), pp. 153-169.

Dennis, E.S., Walker, J.C., Llewellyn, D.J., Ellis, J.G., Singh, K., Tokuhisa, J.G., Wolstenholme, D.R., and Peacock, W.J. (1989). The response to anaerobic stress: Transcriptional regulation of genes for anaerobically induced proteins. In "Environmental Stress in Plants", NATO ASI Series G19, Cherry, J.H., ed. (Heidelberg: Springer-Verlag), pp. 231- 245.

Dennis, E.S., Walker, J.C., Llewellyn, D.J., Ellis, J.G., Singh, K., Tokuhisa, J.G., Wolstenholme, D.R., and Peacock, W.J. (1987). The response to anaerobic stress: Transcriptional regulation of genes for anaerobically induced proteins. In "Plant Molecular Biology", von Wettstein, D. and Chua, N.-H., eds. (New York: Plenum Press), pp. 407-417.

Vierstra, R.D., Tokuhisa, J.G., and Quail, P.H. (1983). A solid-phase antibody approach to the subcellular localization of phytochrome. In "Current Topics in Plant Biochemistry and Physiology", Randall, D.D., Blevins, D.G., and Larson, R. eds. (Columbus: University of Missouri), pp. 37-50.

TEACHING AND STUDENT TRAINING

Supervisor        Ph.D. granted (Alice Mweetwa, 2009)

Supervisor         M.S. Student (Will Wadlington, 2009)

Advisor 2007     Jung-hyun Huh, Sarah Holt

Advisor 2005     Natasha Safaee,  Emily Grant,

Instructor          Hort 2234 (2009, '10), Hort4004 Seminar (2006, '07), BIOL5064 Seminar (2006, '07)

Supervisor        Intern Student (Alana McAllister), 2004

Supervisor        Diploma Student (Nadine Gerth), 2003-2004

Organizer          Journal Club (Institute of Biological Chemistry), 1993 - 1996

Supervisor        NSF-REU Fellowship recipient (Dionne Ford), 1995

Supervisor        Masters of Science Intern (Lonneke van der Geest), 1988

Organizer          Teaching Assistant Workshop in Biology, 1984-1985

Member            Biology Tutorial Advisory Committee, 1983-1986

Member            Teaching Asst Policies & Procedures Committee, 1982-84

Coordinator       Teaching Assistant Orientation Workshop, 1983

Member            Graduate Admissions, Asstships & Fellowships, 1981-83

Teaching Asst.  Introductory Botany for Dr. R.F. Evert, 1982

Teaching Asst.  Cell Biology Laboratory for Dr. W.M. Becker, 1980 

NATIONAL/INTERNATIONAL SYMPOSIUM ADDRESSES

Phytochemical Society of North America Conference on Biologically Active Phytochemicals, Towson (MD), USA August 2009. “The steroidal glycoalkaloids of Solanum chacoense.”

First International Symposium on Glucosinolates, Jena, Germany September 2006. "Fressen oder Essen: Glucosinolates and herbivore feeding on Arabidopsis mutants."

Phytochemical Society of North America Conference on Secondary Metabolism in Model Systems, Peoria (IL), USA; August 2003.  "Aliphatic glucosinolate biosynthesis in Arabidopsis thaliana:  The evolution of an elongating story."

 2nd Symposium on Complex Biological Systems, Kunming, PRC, May 2002.  "The Glucosinolate Triangle:  Interactions of Plant Biosynthesis, Toxicity and Herbivore Interactions."

9th International Conference on Arabidopsis Research, Madison, (WI), USA; June 1998.  "Mutational Analysis of Chilling Resistance." 

Applications of Molecular Biology to Agriculture in the Year 2000, Kagoshima, Japan; November 1995.  "Acclimation of Plants to Low Temperature." 

American Society of Plant Physiologists, Portland (OR), USA; August 1994.  "Plant Growth at Low Temperatures."

UCLA Symposium on Plant Gene Transfer, Park City (UT), USA; April 1989.  "DNA-protein interactions of a general plant transcription factor - the octopine synthase enhancer element."

Boden Research Conference on the Expression of Integrated Foreign Genes in Plant and Animal Cells, Thredbo (NSW), Australia; Feb 1989.  "DNA-protein interactions of a transcriptional regulatory element functional in plants." 

34th Conference of the New Zealand Genetical Society, Canterbury, New Zealand; Aug 1988.  "Transcriptional regulatory elements of plant genes."

American Society of Plant Physiologists, Davis (CA), USA; August 1984.  "Two distinct molecular species of phytochrome in light-grown Avena sativa."

 

INVITED SEMINARS (17)

Institute for Advanced Learning, Danville (Mar 2007), Virginia Tech (Feb 2009, Oct 2005, Feb 2004), Institute of Plant Genetics and Crop Plant Research, Gatersleben (Jun 2003), M-P-I for Chemical Ecology, Jena (Jun 2003), Institute for Plant Physiology, Goettingen, (Oct 2000), Washington State University (Feb 1998, Sep 1994, Feb 1991), Whitman College (Oct 1994), Purdue University (Oct 1990), USDA-Plant Gene Expression Ctr (Apr 1989), CSIRO Division of Plant Industry (Nov 1995, Feb 1987), National Institute for Basic Biology (Oct 1986), University of Wisconsin (Oct 1986).

 

HONORS AND AWARDS

 McKnight Postdoctoral Fellowship, Washington State University, 1991 - 1992

Advanced Opportunity Fellowships, University of Wisconsin, 1979 - 1984

Davis Fund Travel Fellowship, University of Wisconsin, 1983

 

OTHER PROFESSIONAL EXPERIENCE

Reviewed manuscripts for Journal of Integrative Plant Biology, Phytochemistry, Plant and Cell Physiology, Plant Cell, Plant Journal, Plant Physiology, Plant Molecular Biology, Plant Science

Reviewer of grant proposals for the United States Department of Agriculture (1995-98, 2002, 2005, 2006), National Science Foundation (2006, 2007, 2009), University of West Virginia (2006), USDA Small Business Innovation Research Program (2006), Binational Agricultural and Research Development Fund (2006) and the Australian Research Council (1987)

Member of Phytochemical Society of North America (2001) and American Society of Plant Biologists (1984), Virginia Academy of Science (2006), and Sigma Xi (2007-present)

 

EXTERNAL SUPPORT

CALS-Internal Competitive Grant: 2010-2011, Grafted Tomato for Sustainable Field Production, $30,525

 Jeffress Memorial Trust  (J-871):  2007-2008  Potato tuber toxins:  The biosynthesis of steroidal glycoalkaloids in Solanum chacoense $22,000

Deutsche Forschungs Gemeinschaft:  2002-2004  The Function of Glucosinolates and Other Plant Sulfur Compounds in the Resistance Against Microbial Pathogens (J. Gershenzon, PI)

USDA (97-35100-4200):  1997-2000  Genetic Mechanisms of Chilling Tolerance  $110,700  

USDA (94-37100-0790):  1994-1996  Genetics of Low Temperature Survival (J.A. Browse, co-PI)  $100,000 

H-Index: ISI 2010

 
 
     

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