Gerald Tuskan

Biosciences Division
Oak Ridge National Laboratory
Telephone : (865) 576-8141
Email :

Gerald A. Tuskan

Distinguished Scientist [Group Leader]

  • Ph.D., Genetics, Texas A&M University, 1984
  • M.S., Forest Genetics, Mississippi State University, 1980
  • B.S., Forest Management, Northern Arizona University, 1978

Research Interests:

  • Genetic basis of tree growth and development with emphasis on biomass accumulations, carbon allocation and cell wall chemistry
  • Populus genomics - assembly of the draft sequence, comparative genomics and functional gene identification
  • Short-rotation woody crop silvicultural systems

Recent Publications:

  • A. Geraldes, S. P. DiFazio, G. T. Slavov, P. Ranjan, W. Muchero, J. Hannemann, L. E. Gunter, A. M. Wymore, C. J. Grassa, N. Farzaneh, I. Porth, A. D. McKown, O. Skyba, E. Li, M. Fujita, J. Klápště, J. Martin, W. Schackwitz, C. Pennacchio, D. Rokhsar, M. C. Friedmann, G. O. Wasteneys, R. D. Guy, Y. A. El-Kassaby, S. D. Mansfield, Q. C. B. Cronk, J. Ehlting, C. J Douglas, G. A. Tuskan. 2013. A 34K SNP genotyping array for Populus trichocarpa: Design, application to the study of natural populations and transferability to other Populus species. Molecular Ecology Resources.
  • Porth I, Klápště J, Skyba O, Lai BSK, Geraldes A, Muchero W, Tuskan GA, Douglas CJ, El-Kassaby YA, Mansfield SD. 2012. Populus trichocarpa cell wall chemistry and ultrastructure trait variation, genetic control and genetic correlations. New Phytologist
  • Jung, S., Foston, M., Kalluri, U. C., Tuskan, G. A., and A. J. Ragauskas. 2012. 3D chemical image using TOF-SIMS revealing biopolymer component spatial and lateral distributions in biomass. Angew. Chem. Int. Edit. DOI: 10.1002/anie.201205243
  • Abraham, P., Giannone, R., Adams, R., Kalluri, U., Tuskan, G., and R. Hettich. 2012. Putting the pieces together: High-performance LC-MS/MS provides network-, pathway-, and protein-level perspectives in Populus. Mol. Cell. Proteom. DOI: 10.1074/mcp.M112.022996
  • Stan D. Wullschleger, D.J. Weston, S.P. DiFazio, and G.A. Tuskan. 2012. Revisiting the sequencing of the first tree genome: Populus trichocarpa. Tree Physiology
  • Slavov GT, DiFazio SP, Martin J, Schackwitz W, Muchero W, Rodgers-­‐Melnick E, Lipphardt MF, Pennacchio CP, Hellsten U, Pennacchio LA, Gunter LE, Ranjan P, Vining K, Pomraning KR, Wilhelm LJ, Pellegrini M, Mockler TC, Freitag M, Geraldes A, El Kassaby YA, Mansfield SD, Cronk QCB, Douglas CJ, Strauss SH, Rokhsar D, Tuskan GA. 2012. Genome resequencing reveals multiscale geographic structure and extensive linkage disequilibrium in the forest tree Populus trichocarpa. New Phytologist DOI: 10.1111/j.1469-­‐8137.2012.04258.x
  • Guo, J., Morrell-Falvey, J., Labbé, J., Muchero, W., Kalluri, U., Tuskan, G., and J.-G. Chen. 2012. Highly efficient isolation of Populus mesophyll protoplasts and its application in transient expression assays. PLoS ONE 7: e44908.
  • Weston DJ, Pelletier DA, Morrell-Falvey JL, Tschaplinski TJ, Jawdy SA, Lu TY, Allen SM, Karve A, Melton SJ, Martin MZ, Schadt CW, Chen JG, Yang X, Doktycz MJ, Tuskan G. 2012. Pseudomonas fluorescens induces strain-dependent and strain-independent host plant responses in defense networks, primary metabolism, photosynthesis and fitness. Molecular Plant-Microbe Interactions, 25: 765-778.
  • Bennetzen, JL, Schmutz, J, Wang, H, Percifield, R, Hawkins, J, Pontaroli, AC, Estep, M, Feng, L, Vaughn, JN, Grimwood, J, Jenkins, J, Barry, K, Lindquist, E, Hellsten, U, Deshpande, S, Wang, X, Wu, X, Mitros, T, Triplett, J, Yang, X, Ye, CY, Mauro-­‐Herrara, M, Wang, L, Li, P, Sharma, M, Sharma, R, Ronald, PC, Panaud, O, Kellogg, EA, Brutnell, T, Doust, A, Tuskan, GA, Rokhsar, D, Devos KM. 2012. Full genome sequence analysis of the model plant Setaria. Nat. Biotech. 30(6):555-­‐561.
  • Induri, BR, Ellis, DR, Slavov, GT, Yin, T, Zhang, X, Muchero, W, Tuskan, GA, DiFazio, SP. 2012. Identification of quantitative trait loci and candidate genes for cadmium tolerance in Populus. Tree Physiol 32(5): 626-­‐638.
  • GA Tuskan, S DiFazio, P Faivre-Rampant, M Gaudet, A Harfouche, V Jorge, JL Labbé, P Ranjan, M Sabatti, G Slavov, N Street, TJ Tschaplinski, T Yin. The obscure events contributing to the evolution of an incipient sex chromosome in Populus: a retrospective working hypothesis (2012) Tree Genome and Genetics: DOI 10.1007/s11295-012-0495-6
  • Ye, X, S Yuan, H Guo, F Chen, GA Tuskan, Z-­‐M Cheng. 2012. Evolution and divergence of the poplar gene family encoding xyloglucan endotransglycosylase/hydrolases in the coding and promoter regions. Tree Genet Genom 8(1):177-­‐194.
  • Tisserant, E, Kohler A, Dozolme-­‐Seddas P, Balestrini R, Benabdellah K, Colard A, Croll D, Da Silva C, Gomez SK, Koul R, Ferrol N, Fiorilli V, Formey D, Franken P, Helber N, Hijri M, Lanfranco L, Lindquist E, Liu Y, Malbreil M, Morin E, Poulain J, Shapiro H, van Tuinen D, Waschke A, Azcón-­‐Aguilar C, Bécard G, Bonfante P, Harrison MJ, Küster H, Lammers P, Paszkowski U, Requena N, Rensing SA, Roux C, Sanders IR, Shachar-­‐Hill Y, Tuskan G, Young JP, Gianinazzi-­‐Pearson V, Martin F. 2012. The transcriptome of the arbuscular mycorrhizal fungus Glomus intraradices (DAOM 197198) reveals functional trade offs in an obligate symbiont. New Phyto. 193(3):755-­‐ 769.
  • Abraham, P, Adams, R, Giannone, R, Kalluri, U, Ranjan, P, Erickson, B, Shah, M, Tuskan, G, Hettich, R. 2012. Defining the boundaries and characterizing the landscape of functional genome expression in vascular tissues of Populus using shotgun proteomics. J Proteome Res 11(1):449-­‐460.

My Curriculum Vitae