Search Results - "TCHERKEZ, GUILLAUME"

How atmospheric oxygen is captured by RuBisCo by Tcherkez, Guillaume

“…Guillaume Tcherkez recounts the hard choices of RuBisCo, the most abundant enzyme on Earth…”
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What is the role of putrescine accumulated under potassium deficiency? by Cui, Jing, Pottosin, Igor, Lamade, Emmanuelle, Tcherkez, Guillaume

“…Biomarker metabolites are of increasing interest in crops since they open avenues for precision agriculture, whereby nutritional needs and stresses can be…”
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Is the recovery of (photo)respiratory CO2 and intermediates minimal? by Tcherkez, Guillaume

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Plant sulphur metabolism is stimulated by photorespiration by Abadie, Cyril, Tcherkez, Guillaume

“…Intense efforts have been devoted to describe the biochemical pathway of plant sulphur (S) assimilation from sulphate. However, essential information on…”
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Despite slow catalysis and confused substrate specificity, all ribulose bisphosphate carboxylases may be nearly perfectly optimized by Tcherkez, G.G.B, Farquhar, G.D, Andrews, T.J

“…The cornerstone of autotrophy, the CO₂-fixing enzyme, D-ribulose1,5-bisphosphate carboxylase/oxygenase (Rubisco), is hamstrung by slow catalysis and confusion…”
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In folio isotopic tracing demonstrates that nitrogen assimilation into glutamate is mostly independent from current CO₂ assimilation in illuminated leaves of Brassica napus by Gauthier, Paul P.G, Bligny, Richard, Gout, Elizabeth, Mahé, Aline, Nogués, Salvador, Hodges, Michael, Tcherkez, Guillaume G.B

“…Nitrogen assimilation in leaves requires primary NH₂ acceptors that, in turn, originate from primary carbon metabolism. Respiratory metabolism is believed to…”
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Carbon allocation to major metabolites in illuminated leaves is not just proportional to photosynthesis when gaseous conditions (CO2 and O2) vary by Abadie, Cyril, Bathellier, Camille, Tcherkez, Guillaume

“…In gas-exchange experiments, manipulating CO2 and O2 is commonly used to change the balance between carboxylation and oxygenation. Downstream metabolism…”
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NAD Acts as an Integral Regulator of Multiple Defense Layers by Pétriacq, Pierre, Ton, Jurriaan, Patrit, Oriane, Tcherkez, Guillaume, Gakière, Bertrand

“…Pyridine nucleotides, such as NAD, are crucial redox carriers and have emerged as important signaling molecules in stress responses. Previously, we have…”
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Seed Germination in Oil Palm ( Elaeis guineensis Jacq.): A Review of Metabolic Pathways and Control Mechanisms by Cui, Jing, Lamade, Emmanuelle, Tcherkez, Guillaume

“…Oil palm is an oil-producing crop of major importance at the global scale. Oil palm mesocarp lipids are used for myriads industrial applications, and market…”
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Leaf day respiration: low CO2 flux but high significance for metabolism and carbon balance by Tcherkez, Guillaume, Gauthier, Paul, Buckley, Thomas N., Busch, Florian A., Barbour, Margaret M., Bruhn, Dan, Heskel, Mary A., Gong, Xiao Ying, Crous, Kristine Y., Griffin, Kevin, Way, Danielle, Turnbull, Matthew, Adams, Mark A., Atkin, Owen K., Farquhar, Graham D., Cornic, Gabriel

“…It has been 75 yr since leaf respiratory metabolism in the light (day respiration) was identified as a low-flux metabolic pathway that accompanies…”
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Experimental evidence for extra proton exchange in ribulose 1,5-bisphosphate carboxylase/oxygenase catalysis by Bathellier, Camille, Tcherkez, Guillaume

“…Despite considerable advances in the past 50 y, the mechanism of ribulose 1,5-bisphosphate carboxylase/oxygenase (Rubisco) catalysis is still not well…”
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Seed quality and carbon primary metabolism by Domergue, Jean‐Baptiste, Abadie, Cyril, Limami, Anis, Way, Danielle, Tcherkez, Guillaume

“…Improving seed quality is amongst the most important challenges of contemporary agriculture. In fact, using plant varieties with better germination rates that…”
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Determination of leaf respiration in the light: comparison between an isotopic disequilibrium method and the Laisk method by Gong, Xiao Ying, Tcherkez, Guillaume, Wenig, Johannes, Schäufele, Rudi, Schnyder, Hans

“…Quantification of leaf respiration is important for understanding plant physiology and ecosystem biogeochemical processes. Leaf respiration continues in the…”
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Phloem Sap Composition: What Have We Learnt from Metabolomics? by Broussard, Louis, Abadie, Cyril, Lalande, Julie, Limami, Anis M, Lothier, Jérémy, Tcherkez, Guillaume

“…Phloem sap transport is essential for plant nutrition and development since it mediates redistribution of nutrients, metabolites and signaling molecules…”
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Compound-Specific 14N/15N Analysis of Amino Acid Trimethylsilylated Derivatives from Plant Seed Proteins by Domergue, Jean-Baptiste, Lalande, Julie, Abadie, Cyril, Tcherkez, Guillaume

“…Isotopic analyses of plant samples are now of considerable importance for food certification and plant physiology. In fact, the natural nitrogen isotope…”
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Mitochondrial complex I dysfunction increases CO₂ efflux and reconfigures metabolic fluxes of day respiration in tobacco leaves by Lothier, Jérémy, De Paepe, Rosine, Tcherkez, Guillaume

“…• Mutants affected in complex I are useful to understand the role played by mitochondrial electron transport and redox metabolism in cellular homeostasis and…”
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Metabolomics-Assisted Breeding in Oil Palm: Potential and Current Perspectives by Nugroho, Rizki Anjal P, Zaag, Ismail, Lamade, Emmanuelle, Lukman, Rudy, Caliman, Jean-Pierre, Tcherkez, Guillaume

“…Oil palm is presently the most important oil-producing crop worldwide in terms of oil production and consumption. However, oil palm cultivation faces important…”
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13C Isotope Labelling to Follow the Flux of Photorespiratory Intermediates by Abadie, Cyril, Tcherkez, Guillaume

“…Measuring the carbon flux through metabolic pathways in intact illuminated leaves remains challenging because of, e.g., isotopic dilution by endogenous…”
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12C/ 13C fractionations in plant primary metabolism by Tcherkez, Guillaume, Mahé, Aline, Hodges, Michael

“…Natural 13C abundance is now an unavoidable tool to study ecosystem and plant carbon economies. A growing number of studies take advantage of isotopic…”
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The crucial roles of mitochondria in supporting C4 photosynthesis by Fan, Yuzhen, Asao, Shinichi, Furbank, Robert T., Caemmerer, Susanne, Day, David A., Tcherkez, Guillaume, Sage, Tammy L., Sage, Rowan F., Atkin, Owen K.

“…Summary C4 photosynthesis involves a series of biochemical and anatomical traits that significantly improve plant productivity under conditions that reduce the…”
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