RECENT SELECTED PUBLICATIONS

1. MacKay J., M. Becwar, Y. Park, C. Perfetti, J. Cordero, L. Lockart, G. S. Pullman (2006) Genetic control of SE initiation in LP and implications for breeding. Tree Genetics and Genomes. Online: DOI 10.1007s11295-005-0020-2 (in press).



2. Pullman G. S., M. Buchanan (2006) Identification and quantitative analysis of stage-specific organic acids in loblolly pine (Pinus taeda L.) zygotic embryo and female gametophyte. Plant Science 170:634-647.



3. Pullman G. S., R. Chopra, K-M. Chase (2006) Loblolly pine (Pinus taeda L.) somatic embryogenesis: Improvements in embryogenic tissue initiation by supplementation of medium with organic acids, Vitamins B12, and E. Plant Science 170:648-658.



4. Pullman, G. S., PK Gupta, R Timmis, C Carpenter, M Kreitinger, E Welty. (2005) Improved Norway spruce somatic embryo development through the use of abscisic acid combined with activated carbon. Plant Cell Reports 24: 271-279.



5. Van Winkle, S. C. and G. S. Pullman. (2005) Achieving Desired Plant Growth Regulator Levels in Liquid Plant Tissue Culture Media that Include Activated Carbon. Plant Cell Reports, 24: 201-208.



6. Toering, A. and G. S. Pullman (2005) Modeling Available 2,4-Dichlorophenoxyacetic acid in a Tissue Culture Medium Containing Activated Carbon. Plant Cell, Organ and Tissue Culture, 82: 179-188.



7. Pullman, G. S., S. Johnson, S. Van Tassel, and Y. Zhang. (2005) Somatic embryogenesis in loblolly pine (Pinus taeda L.) and Douglas fir (Pseudostuga menziesii (Mirb) Franco): Improving culture initiation with MES pH buffer, biotin, and folic acid. Plant, Cell, and Organ Tissue Culture 80: 91-103.



8. Pullman, G. S., J. Mein, S. Johnson, and Y. Zhang. (2005) Gibberellin inhibitors improve embryogenic tissue initiation in conifers. Plant Cell Reports. 23: 596-605.



9. Van Winkle, S., and G. S. Pullman. 2003. The Combined Impact of pH and Activated Carbon on the Elemental Composition of Plant Tissue Culture Media. Plant Cell Reports 22: 303-311.



10. Pullman, G. S., Y. Zhang and B. H. Phan. 2003. Brassinolide improves embryonic tissue initiation in conifers and rice. Plant Cell Reports 22:96-104



11. Pullman, G. S., K. Namjoshi, and Y. Zhang. 2003. Somatic embryogenesis in Loblolly pine (Pinus taeda L.): Improving culture initiation with abscisic acid, silver nitrate, and cytokinins adjustments. Plant Cell Reports 22:85-95.



12. Van Winkle, S., S. Johnson, and G. S. Pullman. 2003. The impact of Gelrite and activated carbon on the elemental composition of plant tissue culture media. Plant Cell Reports 21:1175-1182.



13. Pullman, G. S. and M. Buchanan. 2003. Loblolly pine (Pinus taeda L.): Stage-specific elemental analyses of zygotic embryo and female gametophyte tissue. Plant Science 164:943-954.



14. Pullman, G. S., P. Montello, J. Cairney, N. Xu, and X. Feng. 2003. Loblolly pine (Pinus taeda L.) somatic embryogenesis: Maturation improvements by metal analyses of zygotic and somatic embryos. Plant Science 164:955-969.



15. Pullman, G., S. Johnson, G. Peter, J. Cairney, and N. Xu. 2003. Improving loblolly pine somatic embryo maturation: Comparison of somatic and zygotic embryo morphology, germination, and gene expression. Plant Cell Reports 21:747-758.



16. Pullman, Johnson. 2002. Somatic embryogenesis in loblolly pine (Pinus taeda): improving initiation rates. Ann. Forest Science, 59: 663-668.



17. Ciavatta, V., R. Morillon, G. Pullman, M. J. Chrispeels, and J. Cairney. 2001. An Aquaglyceroporin is Abundantly Expressed Early in the Development of the Suspensor and the Embryo Proper of Loblolly Pine. Plant Physiology, 127: 1556-1567.



18. Mackay J, Becwar M, Park YS, Perfetti C, Cordero JC, Pullman G, Lockhart L (2001) Genetics of somatic embryogenesis in loblolly pine. Proceedings of the Southern Forest Tree Improvement Conference, Athens, GA pp 40-47.



19. Dimmel, D. R, P. I. Sklar, K. E. Crews, and G. S. Pullman. 2000. Pulping Catalysts in Trees. Journal of Wood Chemistry and Technology, 20(3) 225-242.



20. Cairney J, Xu N, Mackay J, Pullman J. 2000. Transcript profiling; A tool to assess the development of conifer emrbyos. In Vitro Cellular & Developmental Biology. Plant. 36(3): 155-162.



21. Pullman GS, Cairney J, Xu X, Feng X. 1999. Gene Expression Differences Between Zygotic and Somatic Embryos Monitored by Differentail Display and cDNA Array: A potential Tool to Improve Loblolly Pine Embryo Quality. In; Plant Biotechnology and In Vitro Biology in the 21st Centrury, (Eds) A. Altman et al. Kluwer Academic Publishers. 81-84.



22. Cairney, J., N. Xu, G. S. Pullman, V. T. Ciavatta, and B. Johns. 1998. Natural and Somatic Embryo Development in Loblolly Pine: Gene Expression Studies Using Differential Display. Applied Biochemistry and Biotechnology, 77-79: 5-17.



23. Wenk, M. Quinn, R. Whetten, G. S. Pullman, R. Sederoff. 1998. High efficiency Agrobacterium mediated transformation of Norway spruce (Picea abies) and loblolly pine (Pinus taeda). Plant Molecular Biology 39:407-416.



24. Pullman, G. S., J. C. Cairney, and G. Peter. 1998. Clonal forestry and genetic engineering: forest biotechnology - where we stand and future prospects and impacts. TAPPI Journal. 81: 2) 57-64.



25. Xu, N., Johns, B., Pullman, G. S., Cairney, J. 1997. Rapid and reliable differential display from minute amounts of tissue: Mass cloning and characterization of differentially expressed genes from loblolly pine embryos. Plant Mol. Biol. Rep. 15 (4): 377-391.



26. Leyva, A., Dimmel, D.R., and Pullman, G.S. 1998. Teak Extract as a Catalyst for the Pulping of Loblolly Pine. Tappi Journal. . 81(5): 237-240.



27. Pullman, G. 1997. Osmotic measurements of whole ovules during loblolly pine embryo development. TAPPI Biological Sciences Symposium, October 19-23, 1997, San Francisco, CA. Pages 41-48.



28. Cairney, J., G. S. Pullman, N. Xu, V. Ciavatta, and B. Johns. 1997. Differential Display: A tool to follow natural and somatic embryo development in loblolly pine. TAPPI Biological Sciences Symposium, October 19-23, 1997, San Francisco, CA. Pages 85-91.



29. Van Winkle, and G. Pullman. 1997. Combined effects of activated carbon and pH on ionic composition and 2,4-D availability in a tissue culture medium. TAPPI Biological Sciences Symposium, October 19-23, 1997, San Francisco, CA. Pages 49-56.



30. Becwar, M. R. and G. S. Pullman. 1995. Somatic embryogenesis in loblolly pine (Pinus taeda L.). In: Somatic embryogenesis in woody plants Vol. 3-Gymnosperms. Eds. S. Mohan Jain, P. K. Gupta, and R. J. Newton, Kluwer, The Netherlands. Pp. 287-301.



31. Pullman, G. S. and D. T. Webb. 1994. An embryo staging system for comparison of zygotic and somatic embryo development. TAPPI R&D Division Biological Sciences Symposium, October 3-6, 1994, Minneapolis, Minnesota. Pages 31-34.



32. Gupta, P. K., G. S. Pullman, R. Timmis, M. Kreitinger, W. Carlson, J. Grob, and E. Welty. 1993. Forestry in the 21st Century. Biotechnology 11(4): 454-459.