Biomass Resource Supply, Development & Characterization: Plant Genetics & Engineering

Monday, April 29, 2013: 1:00 PM-4:30 PM
Grand Ballroom II, Ballroom Level
Convener:
Nicholas C. Carpita - Purdue University, West Lafayette, IN
Co-Convener:
Breeanna Urbanowitz - University of Georgia, Athens, GA
• Diversity in native and engineered structures of plant cell walls. • Plant science to enhance the quantity and quality of plant materials as a renewable feedstocks base. • Breeding or manipulation of plant cell wall composition to improve plant yield or processing characteristics. • Scale up trails of promising new plant cultivars exhibiting improved growth or processing traits. • Advances in in planta expression of enzymes or coproducts.


1:00 PM
Switchgrass, cell walls and pyrolysis
Gautam Sarath1, Nicole Hammer2, Aaron J. Saathoff1, Charles A. Mullen3, Akwasi A. Boateng3, Robert B. Mitchell4, Kenneth P. Vogel1 and Scott Sattler4, (1)Grain, Forage and Bioenergy Research Unit, USDA-ARS, Lincoln, NE, (2)Eastern Regional Research Center, USDA-ARS, Wyndmoor, PA, (3)USDA-ARS, Eastern Regional Research Center, Wyndmoor, PA, (4)Grain, Forage, and Bioenergy Research Unit, USDA-ARS, Lincoln, NE
1:25 PM
Insights into lignin in the reduced recalcitrance of transgenic switchgrass
Yunqiao Pu1, Reichel Samuel2, Chunxiang Fu3, Hui Shen4, Zeng-Yu Wang5, Richard A. Dixon4 and Arthur Ragauskas6, (1)BioEnergy Science Center, Institute of Paper Science and Technology, Georgia Institute of Technology, Atlanta, GA, (2)BioEnergy Science Center, School of Chemistry and Biochemistry,, Georgia Institute of Technology, Atlanta, GA, (3)Forage Improvement Division, BioEnergy Science Center, The Samuel Roberts Noble Foundation, Ardmore, OK, (4)Plant Biology Division, BioEnergy Science Center, Samuel Roberts Noble Foundation, Ardmore, OK, (5)Forage Improvement Division, BioEnergy Science Center, The Samuel Roberts Noble Foundation, (6)School of Chemistry and Biochemistry, BioEnergy Science Center/Georgia Institute of Technology, Atlanta, GA
1:50 PM
Feedstock Lignin Modification Enhances Oleaginous Fungus Conversion of Sorghum Biomass
Shangxian Xie1, Xin Qin2, Su Sun1, Yue Xing3, Xiao Li4, Scott E. Sattler5, Xiaoyu Zhang6 and Joshua S. Yuan1, (1)Department of Plant Pathology and Microbiology, Texas A&M University, College Station, TX, (2)Texas A&M University, (3)Plant Pathology and Microbiology, Texas A&M University, College Station, TX, (4)Texas A&M University, College Station, TX, (5)Grain, Forage, and Bioenergy Research Unit, USDA-ARS, Lincoln, NE, (6)College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, China
2:15 PM
Break
2:45 PM
Implications of the Improved Dedicated Feedstock Populus sp
Kelsey Yee1, Wellington Muchero1, Olivia Thompson1, Miguel Rodriguez Jr.2, Lee E. Gunter1, Nancy L. Engle3, Jay Chen1, Angela Ziebell4, Robert Sykes4, Erica Gjersing4, Mark Davis4, Timothy J. Tschaplinski3, Gerald Tuskan5 and Jonathan R. Mielenz2, (1)Biosciences, Oak Ridge National Laboratory, Oak Ridge, TN, (2)Biosciences Division and BioEnergy Science Center, Oak Ridge National Laboratory, Oak Ridge, TN, (3)BioEnergy Science Center, Biosciences Division, Oak Ridge National Laboratory, Oak Ridge, TN, (4)National Bioenergy Center and BioEnergy Science Center, National Renewable Energy Laboratory, Golden, CO, (5)Environmental Sciences Division, Oak Ridge National Laboratory, Oak Ridge, TN
3:10 PM
Uncovering switchgrass crown and rhizome metabolism in latitudinally differentiated ecotypes
Aaron J. Saathoff1, Nathan A. Palmer1, Christian Tobias2, Paul Twigg3, Yuannan Xia4, Kenneth P. Vogel1, Soundararajan Madhavan5, Scott Sattler1 and Gautam Sarath1, (1)Grain, Forage and Bioenergy Research Unit, USDA-ARS, Lincoln, NE, (2)Western Regional Research Center, USDA, Agricultural Research Service, Albany, CA, (3)Biology, University of Nebraska, Kearney, Kearney, NE, (4)Center for Biotechnology, University of Nebraska, Lincoln, NE, (5)Biochemistry, University of Nebraska, Lincoln, NE
3:35 PM
Global changes in mineral transporters in the crowns and rhizomes of an upland tetraploid switchgrass over a growing season
Nathan A. Palmer1, Aaron J. Saathoff1, Brian M. Waters2, Teresa Donze3, Christian Tobias4, Paul Twigg5, Kenneth P. Vogel1 and Gautam Sarath1, (1)Grain, Forage and Bioenergy Research Unit, USDA-ARS, Lincoln, NE, (2)Agronomy & Horticulture, University of Nebraska Lincoln, Lincoln, NE, (3)Entomology, University of Nebraska Lincoln, Lincoln, NE, (4)Western Regional Research Center, USDA, Agricultural Research Service, Albany, CA, (5)Biology, University of Nebraska, Kearney, Kearney, NE
4:00 PM
Analysis of the cell-wall xylan component of mutant Sorghum bicolor L. by LC-MSn
Michael J. Bowman, Bioenergy Research Unit, United States Department of Agriculture, Agricultural Research Service, National Center for Agricultural Utilization Research, Peoria, IL, Bruce S. Dien, Bioenergy Research Unit, National Center for Agricultural Utilization Research, USDA-ARS, Peoria, IL and Scott Sattler, Grain, Forage, and Bioenergy Research Unit, USDA-ARS, Lincoln, NE
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