- Temperature sensitivity of soil carbon decomposition and feedbacks to climate change
Eric A Davidson
The Woods Hole Research Center, PO Box 296, Woods Hole, Massachusetts 02543, USA
Nature 440:165-73. 2006
Significantly more carbon is stored in the world's soils--including peatlands, wetlands and permafrost--than is present in the atmosphere. Disagreement exists, however, regarding the effects of climate change on global soil carbon stocks...
- Carbon catabolite repression in bacteria: many ways to make the most out of nutrients
Department of General Microbiology, Institute of Microbiology and Genetics, Georg August University Gottingen, Grisebachstr 8, D 37077 Gottingen, Germany
Nat Rev Microbiol 6:613-24. 2008
Most bacteria can selectively use substrates from a mixture of different carbon sources...
- A large and persistent carbon sink in the world's forests
U S Department of Agriculture Forest Service, Newtown Square, PA 19073, USA
Science 333:988-93. 2011
The terrestrial carbon sink has been large in recent decades, but its size and location remain uncertain. Using forest inventory data and long-term ecosystem carbon studies, we estimate a total forest sink of 2.4 ± 0...
- Carbon nutrition of Escherichia coli in the mouse intestine
Dong Eun Chang
Advanced Center for Genome Technology, Department of Botany and Microbiology, University of Oklahoma, Norman, OK 73019 0245, USA
Proc Natl Acad Sci U S A 101:7427-32. 2004
..Gluconate appeared to be a major carbon source used by E. coli MG1655 to colonize, having an impact on both the initiation and maintenance stages...
- Terrestrial ecosystem carbon dynamics and climate feedbacks
Max Planck Institute for Biogeochemistry, Hans Knöll Strasse 10, D 07745 Jena, Germany
Nature 451:289-92. 2008
- A review of update clinical results of carbon ion radiotherapy
Research Center for Charged Particle Therapy, National Institute of Radiological Sciences, Chiba, Japan
Jpn J Clin Oncol 42:670-85. 2012
Among various types of ion species, carbon ions are considered to have the most balanced, optimal properties in terms of possessing physically and biologically effective dose localization in the body...
- Persistence of soil organic matter as an ecosystem property
Michael W I Schmidt
Department of Geography, University of Zurich, 8050 Zurich, Switzerland
Nature 478:49-56. 2011
Globally, soil organic matter (SOM) contains more than three times as much carbon as either the atmosphere or terrestrial vegetation...
- Soil carbon sequestration impacts on global climate change and food security
Carbon Management and Sequestration Center, Ohio State University Columbus, OH 43210, USA
Science 304:1623-7. 2004
The carbon sink capacity of the world's agricultural and degraded soils is 50 to 66% of the historic carbon loss of 42 to 78 gigatons of carbon...
- Mountain pine beetle and forest carbon feedback to climate change
W A Kurz
Natural Resources Canada, Canadian Forest Service, Pacific Forestry Centre, Victoria, British Columbia, V8Z 1M5, Canada
Nature 452:987-90. 2008
..During outbreaks, the resulting widespread tree mortality reduces forest carbon uptake and increases future emissions from the decay of killed trees...
- The response of diatom central carbon metabolism to nitrogen starvation is different from that of green algae and higher plants
Nicola Louise Hockin
Laboratory for Global Marine and Atmospheric Chemistry, School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, United Kingdom
Plant Physiol 158:299-312. 2012
..Diatoms, a group of phytoplankton that are responsible for about 20% of global carbon fixation, respond rapidly to influxes of nitrate and are highly successful in upwelling regions...
- Membrane-transport systems for sucrose in relation to whole-plant carbon partitioning
Brian G Ayre
University of North Texas, Department of Biological Sciences, Denton, Texas, USA
Mol Plant 4:377-94. 2011
Sucrose is the principal product of photosynthesis used for the distribution of assimilated carbon in plants...
- The bacterial response regulator ArcA uses a diverse binding site architecture to regulate carbon oxidation globally
Dan M Park
Department of Biomolecular Chemistry, University of Wisconsin Madison, Madison, Wisconsin, United States of America
PLoS Genet 9:e1003839. 2013
..Our genome-wide analysis reveals that ArcA reprograms metabolism under anaerobic conditions such that carbon oxidation pathways that recycle redox carriers via respiration are transcriptionally repressed by ArcA...
- Environmental and stoichiometric controls on microbial carbon-use efficiency in soils
Department of Civil and Environmental Engineering, Duke University, Durham, NC 27708 0287, USA
New Phytol 196:79-91. 2012
b>Carbon (C) metabolism is at the core of ecosystem function. Decomposers play a critical role in this metabolism as they drive soil C cycle by mineralizing organic matter to CO(2)...
- Carbon materials for chemical capacitive energy storage
Department of Chemistry, Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Key Laboratory of Molecular Engineering of Polymers of the Chinese, Ministry of Education, Laboratory of Advanced Materials, Fudan University, Shanghai, 200433, P R China
Adv Mater 23:4828-50. 2011
b>Carbon materials have attracted intense interests as electrode materials for electrochemical capacitors, because of their high surface area, electrical conductivity, chemical stability and low cost...
- Photosynthetic overcompensation under nocturnal warming enhances grassland carbon sequestration
State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, Xiangshan, Beijing 100093, China
Ecology 90:2700-10. 2009
A mechanistic understanding of the carbon (C) cycle-climate change feedback is essential for projecting future states of climate and ecosystems...
- Inhalation vs. aspiration of single-walled carbon nanotubes in C57BL/6 mice: inflammation, fibrosis, oxidative stress, and mutagenesis
A A Shvedova
Health Effects Laboratory Div, National Institute for Occupational Safety and Health, Morgantown, WV 26505, USA
Am J Physiol Lung Cell Mol Physiol 295:L552-65. 2008
..Because of their unique physicochemical, electrical, mechanical, and thermal properties, single-walled carbon nanotubes (SWCNT) are finding numerous applications in electronics, aerospace devices, computers, and chemical, ..
- Central carbon metabolism as a minimal biochemical walk between precursors for biomass and energy
Department of Plant Sciences, Weizmann Institute of Science, Rehovot 76100, Israel
Mol Cell 39:809-20. 2010
Central carbon metabolism uses a complex series of enzymatic steps to convert sugars into metabolic precursors. These precursors are then used to generate the entire biomass of the cell...
- Genomic expression programs in the response of yeast cells to environmental changes
A P Gasch
Department of Biochemistry, Stanford University School of Medicine, Stanford, CA 94305 5428, USA
Mol Biol Cell 11:4241-57. 2000
..Physiological themes in the genomic responses to specific environmental stresses provided insights into the effects of those stresses on the cell...
- Transcriptome changes initiated by carbon starvation in Aspergillus nidulans
Department of Microbial Biotechnology and Cell Biology, University of Debrecen, Egyetem ter 1, 4032 Debrecen, Hungary
Microbiology 159:176-90. 2013
b>Carbon starvation is a common stress for micro-organisms both in nature and in industry...
- Respiratory toxicity of multi-wall carbon nanotubes
Industrial Toxicology and Occupational Medicine Unit, Universite Catholique de Louvain, Clos Chapelle aux Champs, 30 54 1200 Brussels, Belgium
Toxicol Appl Pharmacol 207:221-31. 2005
b>Carbon nanotubes focus the attention of many scientists because of their huge potential of industrial applications, but there is a paucity of information on the toxicological properties of this material...
- Large-scale forest girdling shows that current photosynthesis drives soil respiration
Department of Forest Ecology, SLU, Umea, Sweden
Nature 411:789-92. 2001
..and of the free-living microbial heterotrophs (decomposers) in soils are significant components of the global carbon balance, but their relative contributions remain uncertain...
- One-pot synthesis of fluorescent carbon nanoribbons, nanoparticles, and graphene by the exfoliation of graphite in ionic liquids
Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore
ACS Nano 3:2367-75. 2009
In this work we demonstrate a facile means to generate fluorescent carbon nanoribbons, nanoparticles, and graphene from graphite electrode using ionic liquid-assisted electrochemical exfoliation...
- Global transcriptional control by glucose and carbon regulator CcpA in Clostridium difficile
Laboratoire Pathogenèse des Bactéries Anaérobies, Département de Microbiologie Institut Pasteur, Paris 75015, France
Nucleic Acids Res 40:10701-18. 2012
..involved in sugar uptake, fermentation and amino acids metabolism, confirming the role of CcpA as a link between carbon and nitrogen pathways...
- The effects of chronic nitrogen fertilization on alpine tundra soil microbial communities: implications for carbon and nitrogen cycling
Diana R Nemergut
Institute of Arctic and Alpine Research, Environmental Studies Program, University of Colorado, Boulder, Colorado, USA
Environ Microbiol 10:3093-105. 2008
..Comparisons of aliphatic and aromatic carbon compounds, two broad categories of soil carbon compounds, revealed no between treatment differences...
- Central carbon metabolism in Mycobacterium tuberculosis: an unexpected frontier
Kyu Y Rhee
Department of Medicine, Weill Cornell Medical College, New York, NY 10065, USA
Trends Microbiol 19:307-14. 2011
..In Mycobacterium tuberculosis (Mtb), these advances have highlighted major gaps in our understanding of central carbon metabolism (CCM) that have prompted fresh interpretations of the composition and structure of its metabolic ..
- Comparative transcriptome and metabolite analysis of oil palm and date palm mesocarp that differ dramatically in carbon partitioning
Université de Bordeaux Ségalen, Laboratoire de Biogenese Membranaire, Bordeaux, France
Proc Natl Acad Sci U S A 108:12527-32. 2011
..To gain insight into the mechanisms that lead to such an extreme difference in carbon partitioning, the transcriptome and metabolite content of oil palm and date palm were compared during mesocarp ..
- Charged particles in radiation oncology
Gesellschaft fur Schwerionenforschung GSI, Helmholtzzentrum für Schwerionenforschung, Biophysics Department, Plackstrasse 1, Darmstadt, Germany
Nat Rev Clin Oncol 7:37-43. 2010
..Particle therapy is an emerging technique in radiotherapy. Protons and carbon ions have been used for treating many different solid cancers, and several new centers with large accelerators are ..
- Carbon nanotubes: a review of their properties in relation to pulmonary toxicology and workplace safety
MRC University of Edinburgh Centre for Inflammation Research, ELEGI Colt Laboratory, Queen s Medical Research Institute, 47 Little France Crescent, Edinburgh EH16 4TJ, United Kingdom
Toxicol Sci 92:5-22. 2006
b>Carbon nanotubes (CNT) are an important new class of technological materials that have numerous novel and useful properties...
- Energy starved Candidatus Pelagibacter ubique substitutes light-mediated ATP production for endogenous carbon respiration
Department of Microbiology, Oregon State University, Corvallis, Oregon, United States of America
PLoS ONE 6:e19725. 2011
..P. ubique cells that are starved for carbon, but provides little or no advantage during active growth on organic carbon substrates...
- Induction of inflammasome-dependent pyroptosis by carbon black nanoparticles
Anna C Reisetter
Department of Medicine, University of Iowa, Iowa City, Iowa 52242, USA
J Biol Chem 286:21844-52. 2011
Inhalation of nanoparticles has been implicated in respiratory morbidity and mortality. In particular, carbon black nanoparticles are found in many different environmental exposures...
- Comprehensive quantitative analysis of central carbon and amino-acid metabolism in Saccharomyces cerevisiae under multiple conditions by targeted proteomics
Department of Biology, Institute of Molecular Systems Biology, ETH Zurich, Zurich, Switzerland
Mol Syst Biol 7:464. 2011
..monitoring (SRM) mass spectrometry to quantify abundance changes of the 228 proteins that constitute the central carbon and amino-acid metabolic network in the yeast Saccharomyces cerevisiae, at five different metabolic steady states...
- Randomized phase II study evaluating a carbon ion boost applied after combined radiochemotherapy with temozolomide versus a proton boost after radiochemotherapy with temozolomide in patients with primary glioblastoma: the CLEOPATRA trial
Stephanie E Combs
Department of Radiation Oncology, University Hospital of Heidelberg, Im Neuenheimer Feld 400, 69120 Heidelberg, Germany
BMC Cancer 10:478. 2010
..b>Carbon ions offer physical and biological advantages...
- Microbial nitrogen limitation increases decomposition
Joseph M Craine
Department of Ecology, Evolution, and Behavior, 100 Ecology, 1987 Upper Buford Circle, Saint Paul, Minnesota 55108, USA
Ecology 88:2105-13. 2007
..results suggest that basic stoichiometric decomposition theory needs to be revised and ecosystem models restructured accordingly in order to predict ecosystem carbon storage responses to anthropogenic changes in nutrient availability.
- Quantum-sized carbon dots for bright and colorful photoluminescence
Ya Ping Sun
Department of Chemistry and Laboratory for Emerging Materials and Technology, Clemson University, Clemson, South Carolina 29634 0973, USA
J Am Chem Soc 128:7756-7. 2006
We report that nanoscale carbon particles (carbon dots) upon simple surface passivation are strongly photoluminescent in both solution and the solid state...
- Drought sensitivity of the Amazon rainforest
Oliver L Phillips
Ecology and Global Change, School of Geography, University of Leeds, Leeds LS2 9JT, UK
Science 323:1344-7. 2009
Amazon forests are a key but poorly understood component of the global carbon cycle. If, as anticipated, they dry this century, they might accelerate climate change through carbon losses and changed surface energy balances...
- The mechanisms of carbon catabolite repression in bacteria
Laboratorie de Microbiologie et Génétique Moléculaire, INRA AgroParisTech CNRS, F 78850 Thiverval Grignon, France
Curr Opin Microbiol 11:87-93. 2008
b>Carbon catabolite repression (CCR) is the paradigm of cellular regulation. CCR happens when bacteria are exposed to two or more carbon sources and one of them is preferentially utilised (frequently glucose)...
- Land clearing and the biofuel carbon debt
The Nature Conservancy, 1101 West River Parkway, Suite 200, Minneapolis, MN 55415, USA
Science 319:1235-8. 2008
Increasing energy use, climate change, and carbon dioxide (CO2) emissions from fossil fuels make switching to low-carbon fuels a high priority...
- Arabidopsis plants acclimate to water deficit at low cost through changes of carbon usage: an integrated perspective using growth, metabolite, enzyme, and gene expression analysis
INRA, Ecophysiologie des Plantes sous Stress Environnementaux, UMR 759, Montpellier, France
Plant Physiol 154:357-72. 2010
Growth and carbon (C) fluxes are severely altered in plants exposed to soil water deficit. Correspondingly, it has been suggested that plants under water deficit suffer from C shortage...
- Carbon in Amazon forests: unexpected seasonal fluxes and disturbance-induced losses
Scott R Saleska
Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, USA
Science 302:1554-7. 2003
The net ecosystem exchange of carbon dioxide was measured by eddy covariance methods for 3 years in two old-growth forest sites near Santarém, Brazil...
- Poly(lactic-co-glycolic acid): carbon nanofiber composites for myocardial tissue engineering applications
David A Stout
School of Engineering, Brown University, Providence, RI 02912, USA
Acta Biomater 7:3101-12. 2011
..b>carbon nanofiber (CNF) composites to ascertain their potential for myocardial tissue engineering applications...
- An mRNA blueprint for C4 photosynthesis derived from comparative transcriptomics of closely related C3 and C4 species
Institute of Plant Biochemistry, Heinrich Heine University, 40225 Duesseldorf, Germany
Plant Physiol 155:142-56. 2011
..We anticipate that comparative transcriptomics of closely related species will provide deep insight into the evolution of other complex traits...
- One-carbon metabolism and schizophrenia: current challenges and future directions
M O Krebs
INSERM, Pathophysiology of Psychiatric Disorders, CPN, U894, Sainte Anne Hospital, Paris F 75014, France
Trends Mol Med 15:562-70. 2009
..Although these factors have been explored separately, they all involve one-carbon (C1) metabolism...
- Carbon isotope compositions of terrestrial C3 plants as indicators of (paleo)ecology and (paleo)climate
Matthew J Kohn
Department of Geosciences, Boise State University, Boise, ID 83725, USA
Proc Natl Acad Sci U S A 107:19691-5. 2010
A broad compilation of modern carbon isotope compositions in all C3 plant types shows a monotonic increase in δ(13)C with decreasing mean annual precipitation (MAP) that differs from previous models...
- Genome-scale metabolic network modeling results in minimal interventions that cooperatively force carbon flux towards malonyl-CoA
Department of Chemical and Biological Engineering, Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute, Troy, NY 12180, USA
Metab Eng 13:578-87. 2011
..knockout targets (ΔfumC and ΔsucC) and overexpression targets (ACC, PGK, GAPD and PDH) can cooperatively force carbon flux towards malonyl-CoA...
- Nanostructured carbon-metal oxide composite electrodes for supercapacitors: a review
Department of Mechanical and Aerospace Engineering, West Virginia University, Morgantown, WV 26505 6106, USA
Nanoscale 5:72-88. 2013
This paper presents a review of the research progress in the carbon-metal oxide composites for supercapacitor electrodes...
- The role of terrestrially derived organic carbon in the coastal ocean: a changing paradigm and the priming effect
Thomas S Bianchi
Department of Oceanography, Texas A and M University, College Station, TX 77843, USA
Proc Natl Acad Sci U S A 108:19473-81. 2011
..the major conundrums in oceanography for the past 20 y has been that, although the total flux of dissolved organic carbon (OC; DOC) discharged annually to the global ocean can account for the turnover time of all oceanic DOC (ca...
- Oil accumulation is controlled by carbon precursor supply for fatty acid synthesis in Chlamydomonas reinhardtii
Department of Biology, Brookhaven National Laboratory, Upton, NY 11973, USA
Plant Cell Physiol 53:1380-90. 2012
..reinhardtii as a model system, we show here that starch, rather than oil, is the dominant storage sink for reduced carbon under a wide variety of conditions...
- Soil erosion and the global carbon budget
School of Natural Resources, The Ohio State University, 2021 Coffey Road, Columbus, OH 43210 1085, USA
Environ Int 29:437-50. 2003
..Despite its global significance, erosion-induced carbon (C) emission into the atmosphere remains misunderstood and an unquantified component of the global carbon budget...
- Size dependence of the translocation of inhaled iridium and carbon nanoparticle aggregates from the lung of rats to the blood and secondary target organs
Wolfgang G Kreyling
Helmholtz Center Munich, Neuherberg Munich, Germany
Inhal Toxicol 21:55-60. 2009
..The inhaled NP were chain aggregates (and agglomerates) of either iridium or carbon, with primary particle sizes of 2-4 nm (Ir) and 5-10 nm (C) and aggregate sizes (mean mobility diameters) between ..
- Baseline map of carbon emissions from deforestation in tropical regions
Nancy L Harris
Ecosystem Services Unit, Winrock International, Arlington, VA 22202, USA
Science 336:1573-6. 2012
..from deforestation would benefit from clearly derived, spatially explicit, statistically bounded estimates of carbon emissions...
- A highly unsaturated fatty acid predicts carbon transfer between primary producers and consumers
D C Müller-Navarra
Department of Environmental Science and Policy, University of California, Davis 95616, USA
Nature 403:74-7. 2000
..Zooplankton growth and egg production were strongly related to the primary producer 20:5omega3 to carbon ratio...
- Novel roles of cAMP receptor protein (CRP) in regulation of transport and metabolism of carbon sources
Department of Frontier Bioscience, Hosei University, Koganei, Tokyo, Japan
PLoS ONE 6:e20081. 2011
CRP (cAMP receptor protein), the global regulator of genes for carbon source utilization in the absence of glucose, is the best-studied prokaryotic transcription factor...
- Global regulatory mutations in csrA and rpoS cause severe central carbon stress in Escherichia coli in the presence of acetate
Department of Molecular Biology and Immunology, University of North Texas Health Science Center at Fort Worth, Fort Worth, Texas 76107 2699, USA
J Bacteriol 182:1632-40. 2000
..Romeo, Mol. Microbiol. 29:1321-1330, 1998). Its key regulatory role in central carbon metabolism, both as an activator of glycolysis and as a potent repressor of glycogen biosynthesis and ..
- Deletion of betaine-homocysteine S-methyltransferase in mice perturbs choline and 1-carbon metabolism, resulting in fatty liver and hepatocellular carcinomas
Ya Wen Teng
Department of Nutrition, School of Public Health, University of North Carolina, Chapel Hill, North Carolina 27599, USA
J Biol Chem 286:36258-67. 2011
..These results indicate that BHMT has an important role in Hcy, choline, and one-carbon homeostasis. A lack of Bhmt also affects susceptibility to fatty liver and hepatocellular carcinoma...
- The carbon starvation response of Aspergillus niger during submerged cultivation: insights from the transcriptome and secretome
Benjamin M Nitsche
Institute of Biology Leiden, Molecular Microbiology and Biotechnology, Leiden University, Sylviusweg 72, 2333 BE Leiden, The Netherlands
BMC Genomics 13:380. 2012
Filamentous fungi are confronted with changes and limitations of their carbon source during growth in their natural habitats and during industrial applications...
- Trehalose 6-phosphate is required for the onset of leaf senescence associated with high carbon availability
Research Department of Genetics, Evolution, and Environment, University College London, London WC1E 6BT, United Kingdom
Plant Physiol 158:1241-51. 2012
..T6P content increases when carbon availability is high, and in young growing tissue, T6P inhibits the activity of Snf1-related protein kinase (SnRK1)..
- DNA-assisted dispersion and separation of carbon nanotubes
DuPont Central Research and Development, Experimental Station, Wilmington, Delaware 19880, USA
Nat Mater 2:338-42. 2003
b>Carbon nanotubes are man-made one-dimensional carbon crystals with different diameters and chiralities. Owing to their superb mechanical and electrical properties, many potential applications have been proposed for them...
- Gluconeogenic carbon flow of tricarboxylic acid cycle intermediates is critical for Mycobacterium tuberculosis to establish and maintain infection
Department of Microbiology and Immunology and Department of Medicine, Division of Infectious Diseases, Weill Cornell Medical College, New York, NY 10065, USA
Proc Natl Acad Sci U S A 107:9819-24. 2010
..In vitro, Mtb is able to grow on a variety of carbon sources, but mounting evidence has implicated fatty acids as the major source of carbon and energy for Mtb during ..
- Enzyme production by filamentous fungi: analysis of the secretome of Trichoderma reesei grown on unconventional carbon source
Department of Chemistry, Umea University, Umea, Sweden
Microb Cell Fact 10:68. 2011
..In this study, the secretome of Trichoderma reesei Rut C-30 grown either on a spent hydrolysate model medium (SHMM) or on a lactose-based standard medium (LBSM) was explored using proteomics...
- Hunger artists: yeast adapted to carbon limitation show trade-offs under carbon sufficiency
Jared W Wenger
Department of Genetics, Stanford University, Stanford, California, USA
PLoS Genet 7:e1002202. 2011
..show that yeast evolved under aerobic glucose limitation show surprisingly few trade-offs when cultured in other carbon-limited environments, under either aerobic or anaerobic conditions...
- Contrasting soil pH effects on fungal and bacterial growth suggest functional redundancy in carbon mineralization
Department of Microbial Ecology, Lund University, Ecology Building, SE 223 62 Lund, Sweden
Appl Environ Microbiol 75:1589-96. 2009
..The shift in fungal and bacterial importance along the pH gradient decreased the total carbon mineralization, measured as basal respiration, by only about one-third, possibly suggesting functional redundancy...
- Particle therapy at the Heidelberg Ion Therapy Center (HIT) - Integrated research-driven university-hospital-based radiation oncology service in Heidelberg, Germany
Stephanie E Combs
Department of Radiation Oncology, University Hospital of Heidelberg, 69120 Heidelberg, Germany
Radiother Oncol 95:41-4. 2010
..In November 2009, patient treatment has begun. The aim of the center is to provide high-end radiotherapy, and to define the role of particle therapy through clinical trials...
- A genetic element present on megaplasmids allows Enterococcus faecium to use raffinose as carbon source
Department of Medical Microbiology, University Medical Center Utrecht, Utrecht, The Netherlands
Environ Microbiol 13:518-28. 2011
..Since the 1990s, it has also emerged as a nosocomial pathogen. Little is known about carbon metabolism of E...
- Alterations in hepatic one-carbon metabolism and related pathways following a high-fat dietary intervention
Molecular Nutrition Unit, ZIEL Research Center for Nutrition and Food Sciences, Technische Universitat Munchen, Freising Weihenstephan, Germany
Physiol Genomics 43:408-16. 2011
..Nutrigenomic analysis revealed alterations of key metabolites and enzyme transcript levels of hepatic one-carbon metabolism and related pathways...
- The role of the C4 pathway in carbon accumulation and fixation in a marine diatom
John R Reinfelder
Department of Environmental Sciences, Rutgers University, New Brunswick, NJ 08901, USA
Plant Physiol 135:2106-11. 2004
The role of a C(4) pathway in photosynthetic carbon fixation by marine diatoms is presently debated...
- Fine root branch orders respond differentially to carbon source-sink manipulations in a longleaf pine forest
Dali L Guo
Jones Ecological Research Center, Route 2, Box 2324, Newton, GA 39870, USA
Oecologia 140:450-7. 2004
Fine roots are a key component of carbon (C) flow and nitrogen (N) cycling in forest ecosystems...
- Genomic insights into marine microalgae
Micaela S Parker
School of Oceanography, University of Washington, Seattle, Washington 98195, USA
Annu Rev Genet 42:619-45. 2008
..We focus our metabolic discussion on carbon, nitrogen, and iron. We then discuss biomineralization and new evidence for programmed cell death in microalgae...
- Soil warming and carbon-cycle feedbacks to the climate system
J M Melillo
The Ecosystems Center, Marine Biological Laboratory, Woods Hole, MA 02543, USA
Science 298:2173-6. 2002
In a decade-long soil warming experiment in a mid-latitude hardwood forest, we documented changes in soil carbon and nitrogen cycling in order to investigate the consequences of these changes for the climate system...
- Dissolved organic carbon trends resulting from changes in atmospheric deposition chemistry
Donald T Monteith
Environmental Change Research Centre, UCL, London, WC1E 6BT, UK
Nature 450:537-40. 2007
..Several hypotheses have been proposed to explain recent, widespread increases in concentrations of dissolved organic carbon (DOC) in the surface waters of glaciated landscapes across eastern North America and northern and central Europe...
- Carbon metabolism of intracellular bacterial pathogens and possible links to virulence
Lehrstuhl für Biochemie, Technische Universitat Munchen, D 85747 Garching, Germany
Nat Rev Microbiol 8:401-12. 2010
..In this Review, we discuss the recent progress made in determining the major carbon sources and metabolic pathways used by model intracellular bacterial pathogens that replicate either in the ..
- Quiescent fibroblasts exhibit high metabolic activity
Johanna M S Lemons
Department of Chemistry, Princeton University, Princeton, New Jersey, USA
PLoS Biol 8:e1000514. 2010
..fluxes from the data, we show that contact-inhibited fibroblasts utilize glucose in all branches of central carbon metabolism at rates similar to those of proliferating cells, with greater overflow flux from the pentose phosphate ..
- Old-growth forests can accumulate carbon in soils
South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, 510650, China
Science 314:1417. 2006
Old-growth forests have traditionally been considered negligible as carbon sinks because carbon uptake has been thought to be balanced by respiration...
- Translocation of inhaled ultrafine particles to the brain
Department of Environmental Medicine, University of Rochester, Rochester, New York 14642, USA
Inhal Toxicol 16:437-45. 2004
..It could provide a portal of entry into the CNS for solid UFP, circumventing the tight blood-brain barrier. Whether this translocation of inhaled UFP can cause CNS effects needs to be determined in future studies...
- The versatile epsilon-proteobacteria: key players in sulphidic habitats
Barbara J Campbell
College of Marine Studies, University of Delaware, Lewes, Delaware 19958, USA
Nat Rev Microbiol 4:458-68. 2006
..These integrated perspectives provide a framework for future culture- and genomic-based studies...
- Ligand-enabled reactivity and selectivity in a synthetically versatile aryl C-H olefination
Dong Hui Wang
Scripps Research Institute, 10550 North Torrey Pines Road, La Jolla, CA 92037, USA
Science 327:315-9. 2010
..introduction of a halide onto an arene is not always straightforward, direct olefination of aryl carbon-hydrogen (C-H) bonds would obviate the inefficiencies associated with generating halide precursors or their ..
- Stoichiometry and large-scale patterns of leaf carbon and nitrogen in the grassland biomes of China
Jin sheng He
Department of Ecology, College of Environmental Sciences and Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, 5 Yiheyuan Rd, 100871 Beijing, China
Oecologia 149:115-22. 2006
Nitrogen (N) and carbon-nitrogen (C:N) ratio are key foliar traits with great ecological importance, but their patterns across biomes have only recently been explored...
- Post-transcriptional global regulation by CsrA in bacteria
Laboratoire de Génétique et Physiologie Bactérienne, Institut de Biologie et de Médecine Moléculaires, Faculte des Sciences, Universite Libre de Bruxelles, 12 rue des Professeurs Jeener et Brachet, 6041, Gosselies, Belgium
Cell Mol Life Sci 67:2897-908. 2010
..CsrA controls a large variety of physiological processes such as central carbon metabolism, motility and biofilm formation...
- Cytotoxicity of single-wall carbon nanotubes on human fibroblasts
Max Planck Institute for Metals Research, Heisenbergstrasse 3, 70569 Stuttgart, Germany
Toxicol In Vitro 20:1202-12. 2006
We present a toxicological assessment of five carbon nanomaterials on human fibroblast cells in vitro. We correlate the physico-chemical characteristics of these nanomaterials to their toxic effect per se, i.e...
- Belowground carbon allocation by trees drives seasonal patterns of extracellular enzyme activities by altering microbial community composition in a beech forest soil
University of Vienna, Department of Chemical Ecology and Ecosystem Research, Vienna, Austria
New Phytol 187:843-58. 2010
Plant seasonal cycles alter carbon (C) and nitrogen (N) availability for soil microbes, which may affect microbial community composition and thus feed back on microbial decomposition of soil organic material and plant N availability...
- The likely impact of elevated [CO2], nitrogen deposition, increased temperature and management on carbon sequestration in temperate and boreal forest ecosystems: a literature review
Department of Ecology and Environmental Research, Swedish University of Agricultural Sciences SLU, PO Box 7072, SE 750 07 Uppsala, Sweden
New Phytol 173:463-80. 2007
Temperate and boreal forest ecosystems contain a large part of the carbon stored on land, in the form of both biomass and soil organic matter...
- Metabolic and signaling aspects underpinning the regulation of plant carbon nitrogen interactions
Max Planck Institute for Molecular Plant Physiology, Am Muhlenberg 1, 14476 Potsdam Golm, Germany
Mol Plant 3:973-96. 2010
..Due to its importance, much research effort has been expended to understand how carbon and nitrogen metabolism are integrated and regulated according to the rates of photosynthesis, photorespiration, ..
- Carbon source and myc expression influence the antiproliferative actions of metformin
Division of Experimental Medicine, McGill University, Montreal, Quebec, Canada
Cancer Res 72:6257-67. 2012
..We now show that the effect of exposure of several transformed cell lines to metformin varies with carbon source: in the presence of glutamine and absence of glucose, a 75% decrease in cellular ATP and an 80% decrease in ..
- Growth of Candida albicans cells on the physiologically relevant carbon source lactate affects their recognition and phagocytosis by immune cells
Iuliana V Ene
Aberdeen Fungal Group, School of Medical Sciences, Institute of Medical Sciences, University of Aberdeen, Foresterhill, Aberdeen, United Kingdom
Infect Immun 81:238-48. 2013
..C. albicans regularly colonizes glucose-poor niches, thereby depending upon alternative carbon sources for growth. However, most studies of host immune responses to C...
- Changes in forest biomass carbon storage in China between 1949 and 1998
Department of Urban and Environmental Science, and Key Laboratory for Earth Surface Processes of the Ministry of Education, Peking University, Beijing 100871, China
Science 292:2320-2. 2001
The location and mechanisms responsible for the carbon sink in northern mid-latitude lands are uncertain...
- Similar response of labile and resistant soil organic matter pools to changes in temperature
School of Biological Sciences, University of Aberdeen, Aberdeen AB24 3UU, UK
Nature 433:57-9. 2005
..organic matter (SOM) and soil temperature affects our predictions of the impact of climate change on soil-stored carbon. One current opinion is that the decomposition of soil labile carbon is sensitive to temperature variation whereas ..
- Bacterial adaptation through distributed sensing of metabolic fluxes
Institute of Molecular Systems Biology, ETH Zurich, Zurich, Switzerland
Mol Syst Biol 6:355. 2010
The recognition of carbon sources and the regulatory adjustments to recognized changes are of particular importance for bacterial survival in fluctuating environments...
- Testing the functional significance of microbial community composition
Michael S Strickland
Odum School of Ecology, University of Georgia, Athens, Georgia 30602, USA
Ecology 90:441-51. 2009
..We find that rates of carbon dioxide production from litter decomposition were dependent upon the microbial inoculum, with differences in the ..
- Autotrophic carbon fixation in archaea
Ivan A Berg
Mikrobiologie, Fakultat Biologie, Universitat Freiburg, Schanzlestrasse 1, D 79104 Freiburg, Germany
Nat Rev Microbiol 8:447-60. 2010
The acquisition of cellular carbon from inorganic carbon is a prerequisite for life and marked the transition from the inorganic to the organic world...
- Transport mechanisms for organic forms of carbon and nitrogen between source and sink
ZMBP Plant Physiology, D 72076 Tubingen, Germany
Annu Rev Plant Biol 55:341-72. 2004
..Novel imaging approaches may provide the means to characterize the cellular events and elucidate whole plant control of assimilate partitioning and allocation...
- Heterotrophy in tropical scleractinian corals
Stanford University, Geological and Environmental Sciences, 450 Serra Mall, Stanford, CA 94305 2115, USA
Biol Rev Camb Philos Soc 84:1-17. 2009
..Heterotrophy accounts for between 0 and 66% of the fixed carbon incorporated into coral skeletons and can meet from 15 to 35% of daily metabolic requirements in healthy corals ..
- Metabolomics of Mycobacterium tuberculosis reveals compartmentalized co-catabolism of carbon substrates
Luiz Pedro S de Carvalho
Department of Microbiology and Immunology, Weill Cornell Medical College, New York, NY 10065, USA
Chem Biol 17:1122-31. 2010
..Many bacteria use catabolite repression as a regulatory mechanism to maximize growth by consuming individual carbon substrates in a preferred sequence and growing with diauxic kinetics...
- Structure validation by Calpha geometry: phi,psi and Cbeta deviation
Simon C Lovell
Department of Biochemistry, University of Cambridge, Cambridge, United Kingdom
Proteins 50:437-50. 2003
..To run our geometrical evaluations on a user-uploaded file, see MOLPROBITY (http://kinemage.biochem.duke.edu) or RAMPAGE (http://www-cryst.bioc.cam.ac.uk/rampage)...
- Extensive sorption of organic compounds to black carbon, coal, and kerogen in sediments and soils: mechanisms and consequences for distribution, bioaccumulation, and biodegradation
Department of Applied Environmental Sciences ITM, Stockholm University, 10691 Stockholm, Sweden
Environ Sci Technol 39:6881-95. 2005
..absorption in amorphous organic matter (AOM) and adsorption to carbonaceous materials such as black carbon (BC), coal, and kerogen, collectively termed "carbonaceous geosorbents" (CG)...
- Global patterns of the dynamics of soil carbon and nitrogen stocks following afforestation: a meta-analysis
Department of Botany and Microbiology, University of Oklahoma, Norman, OK 73019, USA
New Phytol 195:172-81. 2012
Afforestation has been proposed as an effective method of carbon (C) sequestration; however, the magnitude and direction of soil carbon accumulation following afforestation and its regulation by soil nitrogen (N) dynamics are still ..
- Effects of coral reef benthic primary producers on dissolved organic carbon and microbial activity
Andreas F Haas
Scripps Institution of Oceanography, University of California San Diego, San Diego, California, United States of America
PLoS ONE 6:e27973. 2011
..Rates of photosynthesis, respiration, and dissolved organic carbon (DOC) release were assessed for several common benthic reef organisms from the backreef habitat...
- Carbon dots for optical imaging in vivo
Sheng Tao Yang
Department of Chemistry and Laboratory for Emerging Materials and Technology, Clemson University, Clemson, South Carolina 29634 0973, USA
J Am Chem Soc 131:11308-9. 2009
It was found and recently reported that small carbon nanoparticles can be surface-passivated by organic or biomolecules to become strongly fluorescent...
- Stability of organic carbon in deep soil layers controlled by fresh carbon supply
INRA, UR 874 Agronomie, 234 avenue du Brezet, 63100 Clermont Ferrand, France
Nature 450:277-80. 2007
The world's soils store more carbon than is present in biomass and in the atmosphere...
- Biological characteristics of carbon-ion therapy
Medicine and Biology Division, Gunma University Heavy Ion Medical Center, Showa machi 3 39 22, Maebashi shi, Gunma, Japan
Int J Radiat Biol 85:715-28. 2009
..and/or high-linear energy transfer (LET) particles has a long history, starting with proton beams up to now carbon-ions...
- Resource limitation of bacterial production distorts the temperature dependence of oceanic carbon cycling
Centro Oceanográfico de Gijón, Instituto Español de Oceanografía, Camín de L Arbeyal, S N, Xixón, Asturies, E 33212 Spain
Ecology 88:817-22. 2007
Our view of the effects of temperature on bacterial carbon fluxes in the ocean has been confounded by the interplay of resource availability...
- Inorganic carbon limitation induces transcripts encoding components of the CO(2)-concentrating mechanism in Synechococcus sp. PCC7942 through a redox-independent pathway
Fiona J Woodger
Molecular Plant Physiology Group, Research School of Biological Sciences, Australian National University, PO Box 475, Canberra, Australian Capital Territory 0200, Australia
Plant Physiol 133:2069-80. 2003
..to proceed in CO2-limited aquatic environments, and its activity is modulated in response to inorganic carbon (Ci) availability...
- The sucrose transporter family in Populus: the importance of a tonoplast PtaSUT4 to biomass and carbon partitioning
Raja S Payyavula
School of Forest Resources and Environmental Sciences, Michigan Technological University, Houghton, MI 49931, USA
Plant J 65:757-70. 2011
..Our findings also support the idea that PtaSUT4 modulates sucrose efflux and utilization in concert with plant N-status...