Donald R Ort
Photosynthesis Research Unit
Location Coordinator and Research Leader
Phone: (217) 333-2093
Fax: (217) 244-2057
1206 WEST GREGORY DRIVE
1500 IGB URBANA, IL, 61801
Leakey, Andrew D.B., Xu, Fangxiu., Gillespie, Kelly M., McGrath, Justin M., Ainsworth, Elizabeth A., Ort, Donald R. 2009. Genomic Basis for Stimulated Respiration by Plants Growing Under Elevated Carbon Dioxide. Proceedings of the National Academy of Sciences USA. 106:3597-3602.
Wu, G., Ort, D.R. 2008. Mutation in cysteine bridge domain of the gamma-subunit affects light regulation of the ATP synthase in Arabidopsis. Photosynthesis Research. 97:185-193.
Schwarz, E.M., Ort, D.R. 2008. Chlorophyll allocation during chloroplast development and repair [abstract]. American Society of Plant Biologists Annual Meeting. Paper No. P20007. Available: http://abstracts.aspb.org/pb2008/public/P20/P20007.html.
Chung, D.W., Grennan, A.K., Ort, D.R. 2008. Role of Pheophorbide a Oxygenase in Chlorophyll Degradation [abstract]. American Society of Plant Biologists Annual Meeting. Paper No. P20003. Available: http://abstracts.aspb.org/pb2008/public/P20/P20003.html.
Sun, J., Leakey, A., Markelz, C., Ort, D.R. 2008. Stimulated photosynthesis alters sugar and amino-acid profiles, lowers osmotic potential and improves water status of soybean leaves under free-air CO2 enrichment. American Society of Plant Biologists Annual Meeting. Paper No. P11003. Available: http://abstracts.aspb.org/pb2008/public/P11/P11003.html.
Rosenthal, D.M., Bernacchi, C.J., Zhu, X., Ort, D.R. 2008. How will soybeans respond to elevated temperatures when grown at future CO2 concentrations under fully open air field conditions (FACE)? [abstract]. American Society of Plant Biologists Annual Meeting. Paper No. P20009. Available: http://abstracts.aspb.org/pb2008/public/P20/P20009.html.
Sun, J., Feng, Z., Leakey, A., Zhu, X., Ort, D.R. 2008. CO2 enrichment and leaf aging down-regulate both maximum rates of Rubisco carboxylation and mesophyll conductance in SoyFACE [abstract]. American Society of Plant Biologists Annual Meeting. Paper No. P03008. Available: http://abstracts.aspb.org/pb2008/public/P03/P03008.html.
Qiu, Q., Huber, J., Booker, F.L., Jain, V.L., Leakey, A., Fiscus, E.L., Yau, P., Ort, D.R., Huber, S.C. 2008. Increased protein carbonylation in leaves of Arabidopsis and soybean in response to elevated [CO2]. Photosynthesis Research. Vol 97, pp. 155-166.
Ainsworth, E.A., Leakey, A.D.B., Ort, D.R., Long, S.P. 2008. FACE-ing the facts: Inconsistencies and interdependence among field, chamber and modeling studies of elevated [CO2] impacts on crop yield and food supply. New Phytologist. 179:5-9.
Hatfield, J.L., Boote, K.J., Kimball, B.A., Wolfe, D.W., Ort, D.R., Izaurralde, C.R., Thomson, A.M., Morgan, J.A., Polley, H.W., Fay, P.A., Mader, T.L., Hahn, G.L. 2008. Agriculture. In: The effects of climate change on agriculture, land resources, water resources, and biodiversity. A Report by the U.S. Climate Change Science Program and the Subcommittee on Global Change Research, Washington, DC. 362 p.
Zhu, X., Long, S.P., Ort, D.R. 2008. What is the maximum efficiency with which photosynthesis can convert solar energy into biomass? Current Opinion in Biotechnology. 19(2):153-159.
Wu, G., Ortiz-Flores, G., Ortiz-Lopez, A., Ort, D.R. 2007. A point mutation in atpC1 raises the redox potential of the Arabidopsis chloroplast ATP synthase gamma-subunit regulatory disulfide above the range of thioredoxin modulation. Journal of Biological Chemistry. 282(51):36782-36789.
Ainsworth, E.A., Leakey, A., Long, S.P., Ort, D.R., Rogers, A. 2007. Face experiments with crops: a quantitative review of results. ASA-CSSA-SSSA Annual Meeting Abstracts. Paper No. 239-4.
Gillespie, K.M., Xu, F., Leakey, A.D.B., Ort, D.R., Ainsworth, E.A. 2007. Integrated analysis of the genomic, biochemical, and physiological responses of a model ecosystem to global change. Ecological Society of America Abstracts. Paper No. 51-3. Available: http://eco.confex.com/eco/2007/techprogram/P2266.HTM.
Leakey, A., Xu, F., Gillespie, K.M., Ainsworth, E.A., Long, S.P., Ort, D.R. 2007. Functional genomics and field ecology: mechanistic insights from microarray analysis of soybean responses to elevated [CO2]. Ecological Society of America Abstracts. Paper No. 11-6.
Grennan, A.K., Ort, D.R. 2007. Cool temperatures interfere with D1 synthesis in tomato by causing ribosomal pausing. Photosynthesis Research. Available at http://www.springerlink.com/content/100325/?Content+Status=Accepted&sort=p_OnlineDate&sortorder=desc&v=expanded&o=30.
Bernacchi, C.J., Leakey, A.B., Heady, L.E., Morgan, P., Dohleman, F.G., Mcgrath, J.M., Gillespie, K.M., Wittig, V.E., Rogers, A., Long, S.P., Ort, D.R. 2006. Hourly and seasonal variation in photosynthesis and stomatal conductance of soybean grown at future CO2 and ozone concentrations for three years under fully open air conditions. Plant Cell and Environment. 29:2077-2090.
Xu, F., Leakey, A.B., Gillespie, K.M., Ainsworth, E.A., Ort, D.R. 2006. Gene expression profiles of soybean from face exposure to elevated tropospheric [O3] and [CO2] [abstract]. American Society of Plant Biologists. Paper No. PO2015. http://abstracts.aspb.org/pb2006/public/PO2/PO2015.html.
Bernacchi, C.J., Kimball, B.A., Quarles, D.R., Long, S.P., Ort, D.R. 2007. Decreases in Stomatal Conductance of Soybean under Open-Air Elevation of [CO2] Are Closely Coupled with Decreases in Ecosystem Evapotranspiration. Plant Physiology. 143:134-144.
Ort, D.R., Delucia, E., Mies, T., Long, S.P. 2006. Five years of growth of soybean at elevated CO2 and ozone, an overview. ASA-CSSA-SSSA Annual Meeting Abstracts. Available at: http//crops.confex.com/crops/2006am/techprogram/P22993.HTM.
Bernacchi, C., Long, S.P., Ort, D.R. 2006. The relationship between stomatal conductance and ecosystem evapotranspiration in response to atmospheric change. American Society of Plant Biologists Annual Meeting. Available at: //www.aspb.org/meetings/transpiration06/justabstracts.cfm.
Leakey, A.B., Bernacchi, C., Ort, D.R., Long, S.L. 2006. Long-term growth of soybean at elevated [CO2] does not cause acclimation of stomatal conductance under fully open-air conditions. American Society of Plant Biologists Annual Meeting. Available at http://www.aspb.org/meetings/transpiration06/justabstracts.cfm.
Leakey, A.B., Long, S.P., Ort, D.R. 2006. Long-term growth of soybean and maize at elevated [CO2] under free-air concentration enrichment (FACE) reduces soil moisture depletion [abstract]. American Society of Plant Biologists. Available at http://www.aspb.org/meetings/transpiration06/justabstracts.cfm.
Rogers, A., Gibon, Y., Ainsworth, E.A., Morgan, P.B., Bernacchi, C.J., Stitt, M., Ort, D.R., Long, S.P. 2006. The effect of elevated CO2 on carbon and nitrogen metabolism in soybean under FACE [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. Available: http://crops/cpmfex.com/crops/2006am/techprogram/P22990.htm
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Leakey, A.B., Ainsworth, E.A., Bernacchi, C.J., Dohleman, F.G., Naidu, S., Rogers, A., Uribelarrea, M., Ort, D.R., Long, S.P. 2006. Elevated CO2 Does Not Stimulate C4 Photosynthesis Directly, but Impacts Water Relations and Indirectly Enhances Carbon Gain during Drought Stress in Maize (Zea Mays) grown under free-air CO2 enrichment (FACE) [abstract]. ASA-CSSA-SSSA Annual Meeting http://crops/confec.com/crops/2006am/techprogram/P22427.HTM
Chung, D.W., Pruzinska, A., Hortensteiner, S., Ort, D.R. 2006. The role of pheophorbide a oxygenase expression and activity in the canola green seed problem. Plant Physiology. 142:88-97.
Leakey, A.B., Bernacchi, C.J., Ort, D.R., Long, S.P. 2006. Growth of soybean under free-air [CO2]enrichment (FACE) does not cause stomatal acclimation. Plant Cell and Environment. 29:1794-1800.
Leakey, A.B., Uribelarrea, M., Ainsworth, E.A., Naidu, S.L., Rogers, A., Ort, D.R., Long, S.P. 2006. Photosynthesis, productivity and yield of maize are not affected by open-air elevation of CO2 concentration in the absence of drought [abstract]. American Society of Plant Biologists. Paper No. P01007.
Leakey, A.D.B., Xu, F., Gillespie, K.M., Heady, L., Qiu, Q., Rupassara, S., Ainsworth, E.A., Bohnert, H.J., Huber, S.C., Long, S.P., Rogers, A., Ort, D.R. 2006. How will the gene expression profile, biochemistry and physiology of soybean leaves respond to growth at elevated [CO2] under open-air field conditions? American Society of Plant Biologists Abstracts. Available: http://abstracts.aspb.org/pb2006/public/P01/P01013.html.
Gong, P., Wu, G., Ort, D.R. 2006. Slow dark deactivation of Arabidopsis chloroplast ATP synthase caused by a mutation in a nonplastic SAC domain protein. Photosynthesis Research. 88:133-142.
Leakey, A.B., Uribelarrea, M., Ainsworth, E.A., Naidu, S.L., Rogers, A., Long, S.P., Ort, D.R. 2006. Photosynthesis, productivity and yield of maize are not affected by open-air elevation of CO2 concentration in the absence of drought. Plant Physiology. 140:779-790.
Zhu, X., Govindjee, Baker, N., De Sturler, E., Ort, D.R., Long, S.P. 2005. Chlorophyll a fluorescence induction kinetics in leaves predicted from a model describing each discrete step of excitation energy and electron transfer associated with photosystem II. Planta. 223:114-133.
Van Bloem, S.J., Leakey, A., Ort, D.R., Gonzalez-Meler, M., Thomas, R.B. Effects of CO2 and drought on N2 fixation in field-grown soybean plants [abstract]. Ecology Society of America Abstracts. Available: http://abstracts.co.allenpress.com/pweb/esa2005/document/?1D=50532.
Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Ort, D.R., Nelson, R.L. 2005. Elevated atmospheric CO2 effects on residue decomposition of different soybean varieties [abstract]. Third USDA Symposium on Greenhouse Gases & Carbon Sequestration in Agriculture and Forestry, Program and Abstracts. p. 202.
Zuniga-Feest, A., Ort, D.R., Gutierrezc, A., Gidekel, M., Bravo, L.A., Corcuera, L.J. 2005. Light regulation of sucrose-phosphate synthase activity in the grass Deschampsia antarctica. Photosynthesis Research. 83:75-86.
Long, S.P., Zhu, X., Naidu, S.L., Raines, C.A., Ort, D.R. Limits to efficiencies of primary production, constraints and opportunities. In: Sylvester, B.R., Wiseman, J. Yields of Farmed Species: Constraints and
Opportunities In the 21st Century. Nottingham, United Kingdom. Nottingham University Press. p. 319-333.
Morgan, P.B., Bernacchi, C.J., Ort, D.R., Long, S.P. 2004. An In Vivo Analysis of The Effect of Season-Long, Open-Air Elevation of Ozone to Anticipated 2050 Levels On Photosynthesis in Soybean. Plant Physiology. 135:2348-2357.
Zhu, X., Ort, D.R., Whitmarsh, C.J., Long, S.P. 2004. The Slow Reversibility of Photosystem II Thermal Energy Dissipation On Transfer From High To low Light May Cause Large Losses In Carbon Gain By Crop Canopies: A
Theoretical Analysis. Journal of Experimental Botany. 55:1167-1175.
Prior, S.A., Torbert III, H.A., Runion, G.B., Rogers Jr, H.H., Ort, D.R. 2004. Free-air carbon dioxide enrichment of soybean: influence of crop variety on residue decomposition [abstract]. American Society of Agronomy Branch Meeting.CD-ROM
Bernacchi, C.J., Ort, D.R., Morgan, P.B., Long, S.P. 2004. The Growth of Soybean Under Free Air Concentration Enrichment (FACE) Stimulates Photosynthesis While Decreasing In Vivo Rubisco Capacity [abstract]. Planta (2005) 220:434-446.
Schrader, S.M., Wise, R.R., Wacholtz, W.F., Ort, D.R., Sharkey, T.D. 2004. High leaf temperature limits photosynthesis in Pima cotton II. thylakoid membrane responses to moderate heat stress. Plant Cell and Environment. 27:725-735.
Leakey, A., Bernacchi, C.J., Below, F., Bordigno, R., Mies, T., Morgan, P., Nelson, R.L., Ort, D.R., Uribellarea, M., Long, S. 2004. The heart project: determining how the major agricultural ecosystem of the U.S. will respond to atmospheric change in 2050 [abstract]. Plant Biology Annual Meeting.
Leakey, A., Bernacchi, C.J., Dohleman, F., Ort, D.R., Long, S. 2004. How Will Photosynthesis of Maize In The U.S. Corn Belt respond To Future CO2 Rich Atmospheres? Soybean Biotechnology Meeting. p. 951-962.
Leakey, A., Davey, P., Allen, D., Rogers, A., Delucia, E., Drake, B., Murthy, R., Ort, D.R., Long, S.P. 2004. How Will Leaf Respiration Respond To Growth Under Elevated Carbon Dioxide Concentration In Three Diverse Tree Canopies [abstract]? Ecological Society of America Abstracts. Available: http://abstracts.co.allenpress.com/pweb/esa2003/document/?ID=25515
Leakey, A.D., Bernacchi, C.J., Dohleman, F.G., Ort, D.R. 2004. Will photosynthesis of maize (zea mays) in the U.S. corn belt increase in future [CO2] rich atmospheres? an analysis of diurnal courses of CO2 uptake under free-air concentration enrichment (face). Global Change Biology. 10:951-962.
WU, G., ORT, D.R. MUTATION IN THE -SUBUNIT OF CHLOROPLAST ATP SYNTHASE IN ARABIDOPSIS ALTERS THE REDOX REGULATORY PROCESS AND PHOTOSYNTHESIS UNDER THE LIGHT. PLANT PHYSIOLOGY SUPPLEMENT. 2003. Abstract. p. 103.
BERNACCHI, C.J., MORGAN, P.B., ORT, D.R., LONG, S.P. PHOTOSYNTHETIC RESPONSES OF POPLAR AND SOYBEAN TO FREE AIR ENRICHMENT OF CO2. PLANT PHYSIOLOGY SUPPLEMENT. 2003. Abstract p. 92.
LEAKEY, A.D., BERNACCHI, C.J., LONG, S.P., ORT, D.R. WILL PHOTOSYNTHESIS OF MAIZE (ZEA MAYS) IN THE U.S. CORN BELT INCREASE IN FUTURE [CO2] RICH ATMOSPHERES? AN ANALYSIS OF DIURNAL COURSES OF CO2 UPTAKE UNDER FREE-AIR CONCENTRATION ENRICHMENT (FACE). PLANT PHYSIOLOGY SUPPLEMENT. 2003. Abstract. p. 45.
Wall, G.W., Kimball, B.A., Ort, D.R., Bernacchi, C.J., Olivieri, L.M., Long, S.P., Harrison, M. 2003. Univariate Effect of Elevated CO2 or O3 On Water Relations of Soybean and Corn Leaves. ASA-CSSA-SSSA Proceedings.
Ort, D.R. 2004, 1-10. Constracting mechanisms responsible for chilling-induced inhibition of photosynthesis in warm climate crop plants. Indian Journal of Plant Physiology 2003 (Special Issue).
Schrader, S., Wise, R., Ort, D.R., Sharkey, T. 2003. Moderate heat stress on photosynthesis: is rubsico activase the problem or the solution [abstract]? Plant Biology. Paper No. 384. Available: http://abstracts.aspb.org/pb2003/public/P37/1300.html.
SPECHT, J.E., NELSON, R.L., WEBSTER, R., NAIDU, S., AINSWORTH, E., ORT, D.R. A GENOMIC PERSPECTIVE ON THE SOYBEAN PROTEIN(+)/OIL(-)YIELD(-)ENIGMA. CELLULAR AND MOLECULAR BIOLOGY OF SOYBEAN BIENNIAL CONFERENCE. 2002. p. 202.
LONG, S., NELSON, R.L., AINSWORTH, L., HOLLIS, K., MIES, T., MORGAN, P., NAIDU, S., ORT, D.R., WEBSTER, R., ZHU, X. ADAPTING SOYBEAN TO CURRENT AND FUTURE CHANGE IN ATMOSPHERIC COMPOSITION. DO WE NEED MORE THAN FIELD SELECTION UNDER CURRENT CONDITIONS?. CELLULAR AND MOLECULAR BIOLOGY OF SOYBEAN BIENNIAL CONFERENCE. 2002. p. 401.