Nitrogen

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  Subject Areas on Research

  • 3-nitrotyrosine attenuates respiratory syncytial virus infection in human bronchial epithelial cell line. 
  • A Mep2-dependent transcriptional profile links permease function to gene expression during pseudohyphal growth in Saccharomyces cerevisiae. 
  • A STE12 homolog is required for mating but dispensable for filamentation in candida lusitaniae. 
  • A comprehensive quantification of global nitrous oxide sources and sinks. 
  • A global meta-analysis of soil exchangeable cations, pH, carbon, and nitrogen with afforestation. 
  • A predictive approach to nutrient criteria. 
  • A study of decompression sickness using recorded depth-time profiles. 
  • A test of the niche dimension hypothesis in an arid annual grassland. 
  • Acclimation of leaf hydraulic conductance and stomatal conductance of Pinus taeda (loblolly pine) to long-term growth in elevated CO(2) (free-air CO(2) enrichment) and N-fertilization. 
  • Accumulation of atmospheric and sedimentary PCBs and toxaphene in a Lake Michigan food web. 
  • Afforestation alters the composition of functional genes in soil and biogeochemical processes in South American grasslands. 
  • Amount or pattern? Grassland responses to the heterogeneity and availability of two key resources. 
  • An experimental and theoretical study of ring closing dynamics in HN3. 
  • Anesthetic antagonism of the effects of high hydrostatic pressure on locomotory activity of the brine shrimp Artemia. 
  • Annual climate variation modifies nitrogen induced carbon accumulation of Pinus sylvestris forests. 
  • Anthropogenic modification of New England salt marsh landscapes. 
  • Application of a moving bed biofilm reactor for tertiary ammonia treatment in high temperature industrial wastewater. 
  • Are nitrogen and carbon cycle processes impacted by common stream antibiotics? A comparative assessment of single vs. mixture exposures. 
  • Assessing TMDL effectiveness using flow-adjusted concentrations: a case study of the Neuse River, North Carolina. 
  • Assessing the effects of silver nanoparticles on biological nutrient removal in bench-scale activated sludge sequencing batch reactors. 
  • Assessment and application of the biotin switch technique for examining protein S-nitrosylation under conditions of pharmacologically induced oxidative stress. 
  • Backbone dynamics of the monomeric lambda repressor denatured state ensemble under nondenaturing conditions. 
  • Bayesian approach to decompression sickness model parameter estimation. 
  • Biogeographic consequences of nutrient enrichment for plant-herbivore interactions in coastal wetlands. 
  • Biomass and compositional responses of ectomycorrhizal fungal hyphae to elevated CO2 and nitrogen fertilization. 
  • Biomass responses to elevated CO2, soil heterogeneity and diversity: an experimental assessment with grassland assemblages 
  • CO2-enrichment and nutrient availability alter ectomycorrhizal fungal communities. 
  • Calculation of the percentage of a narcotic gas to permit abolition of the high pressure nervous syndrome. 
  • Canopy leaf area constrains [CO2]-induced enhancement of productivity and partitioning among aboveground carbon pools. 
  • Canopy nitrogen, carbon assimilation, and albedo in temperate and boreal forests: Functional relations and potential climate feedbacks 
  • Cellular and physiological effects of arginine. 
  • Characterizing RNA Excited States Using NMR Relaxation Dispersion. 
  • Chronic sodium benzoate therapy in children with inborn errors of urea synthesis: effect on carnitine metabolism and ammonia nitrogen removal. 
  • Cognitive and emotional changes during a simulated 686-m deep dive. 
  • Concurrent production of reactive oxygen and nitrogen species by airway epithelial cells in vitro. 
  • Consumption of biogenic nitric oxide in hydrated soil. 
  • Contingency in ecosystem but not plant community response to multiple global change factors 
  • Control of electron transfer in nitrogenase. 
  • Conventional functional classification schemes underestimate the relationship with ecosystem functioning. 
  • Copper and Gold Nanoparticles Increase Nutrient Excretion Rates of Primary Consumers. 
  • Could beaked whales get the bends? Effect of diving behaviour and physiology on modelled gas exchange for three species: Ziphius cavirostris, Mesoplodon densirostris and Hyperoodon ampullatus. 
  • Cyclic AMP-dependent protein kinase regulates pseudohyphal differentiation in Saccharomyces cerevisiae. 
  • Cyclization/hydrosilylation of functionalized 1,6-diynes catalyzed by cationic platinum complexes containing bidentate nitrogen ligands. 
  • Deadly diving? Physiological and behavioural management of decompression stress in diving mammals. 
  • Deciphering function of the pulmonary arterial sphincters in loggerhead sea turtles (Caretta caretta). 
  • Decompression sickness in breath-hold divers: a review. 
  • Deep diving mammals: Dive behavior and circulatory adjustments contribute to bends avoidance. 
  • Design and stereoselective preparation of a new class of chiral olefin metathesis catalysts and application to enantioselective synthesis of quebrachamine: catalyst development inspired by natural product synthesis. 
  • Dhh1 regulates the G1/S-checkpoint following DNA damage or BRCA1 expression in yeast. 
  • Differential gene expression associated with fungal trophic shifts along the senescence gradient of the moss Dicranum scoparium. 
  • Differential nutrient limitation of soil microbial biomass and metabolic quotients (qCO2): is there a biological stoichiometry of soil microbes? 
  • Differential responses of Picea asperata and Betula albosinensis to nitrogen supply imposed by water availability. 
  • Direct evidence for (G)O6···H2-N4(C)+ hydrogen bonding in transient G(syn)-C+ and G(syn)-m5C+ Hoogsteen base pairs in duplex DNA from cytosine amino nitrogen off-resonance R1ρ relaxation dispersion measurements. 
  • Discrimination between right and wrong purine dNTPs by DNA polymerase I from Bacillus stearothermophilus. 
  • Distinct stress responses of two functional laccases in Cryptococcus neoformans are revealed in the absence of the thiol-specific antioxidant Tsa1. 
  • Drained coastal peatlands: A potential nitrogen source to marine ecosystems under prolonged drought and heavy storm events-A microcosm experiment. 
  • Drought-induced saltwater incursion leads to increased wetland nitrogen export. 
  • EAA supplementation to increase nitrogen intake improves muscle function during bed rest in the elderly. 
  • Ecosystem carbon loss with woody plant invasion of grasslands. 
  • Effect of 10 days of bed rest on skeletal muscle in healthy older adults. 
  • Effect of oxygen at high pressure on spontaneous transmitter release. 
  • Effects of enteral feeding products on survival from Escherichia coli peritonitis. 
  • Effects of selected pharmaceutically active compounds on the ammonia oxidizing bacterium Nitrosomonas europaea. 
  • Elderly women accommodate to a low-protein diet with losses of body cell mass, muscle function, and immune response. 
  • Electrostatic contribution in the catalysis of O2*- dismutation by superoxide dismutase mimics. MnIIITE-2-PyP5+ versus MnIIIBr8T-2-PyP+. 
  • Elevated CO2 increases root exudation from loblolly pine (Pinus taeda) seedlings as an N-mediated response. 
  • Emissions of nitric oxide from 79 plant species in response to simulated nitrogen deposition. 
  • Endothelial denudation and myointimal thickening in the rat carotid artery induced by the passage of bubbles. 
  • Endotoxin mediated-iNOS induction causes insulin resistance via ONOO⁻ induced tyrosine nitration of IRS-1 in skeletal muscle. 
  • Enhanced denitrifying phosphorus removal and mass balance in a worm reactor. 
  • Enhanced protein breakdown after eccentric exercise in young and older men. 
  • Enhanced root exudation induces microbial feedbacks to N cycling in a pine forest under long-term CO2 fumigation. 
  • Environmental and genetic determinants of colony morphology in yeast. 
  • Environmental controls on the landscape-scale biogeography of stream bacterial communities. 
  • Environmental toxins induce intracellular responses of airway epithelium through reactive species of oxygen and nitrogen. Roger S. Mitchell Lecture. 
  • Estimating canopy gross primary production by combining phloem stable isotopes with canopy and mesophyll conductances. 
  • Estimating the effect of lung collapse and pulmonary shunt on gas exchange during breath-hold diving: the Scholander and Kooyman legacy. 
  • Evaluation of 11 terrestrial carbon-nitrogen cycle models against observations from two temperate Free-Air CO2 Enrichment studies. 
  • Evaluation of developing maize microbiomes and associations among nitrogen cyclers and key fungal taxa. 
  • Evidence for high molecular weight nitrogen-containing organic salts in urban aerosols. 
  • Examining the coupling of carbon and nitrogen cycles in Appalachian streams: the role of dissolved organic nitrogen. 
  • Expression of genes involved in symbiotic carbon and nitrogen transport in Pinus taeda mycorrhizal roots exposed to CO2 enrichment and nitrogen fertilization. 
  • Fertilization has little effect on light-interception efficiency of Picea abies shoots. 
  • Fine-root respiration in a loblolly pine (Pinus taeda L.) forest exposed to elevated CO2 and N fertilization. 
  • Fire frequency drives decadal changes in soil carbon and nitrogen and ecosystem productivity. 
  • Flowering in grassland predicted by CO2 and resource effects on species aboveground biomass. 
  • Gene Expression of Haloferax volcanii on Intermediate and Abundant Sources of Fixed Nitrogen. 
  • Give and Take: A Watershed Acid Rain Mitigation Experiment Increases Baseflow Nitrogen Retention but Increases Stormflow Nitrogen Export. 
  • Global biodiversity scenarios for the year 2100. 
  • Global change re-structures alpine plant communities through interacting abiotic and biotic effects. 
  • Global gene expression of Prochlorococcus ecotypes in response to changes in nitrogen availability. 
  • Global nitrogen budgets in cereals: A 50-year assessment for maize, rice, and wheat production systems. 
  • Greater carbon allocation to mycorrhizal fungi reduces tree nitrogen uptake in a boreal forest. 
  • Guiding the design space for nanotechnology to advance sustainable crop production. 
  • Hemlock woolly adelgid (Adelges tsugae) infestation affects water and carbon relations of eastern hemlock (Tsuga canadensis) and Carolina hemlock (Tsuga caroliniana). 
  • Herbivores and nutrients control grassland plant diversity via light limitation. 
  • Herbivory and eutrophication mediate grassland plant nutrient responses across a global climatic gradient. 
  • High-throughput genome sequencing of lichenizing fungi to assess gene loss in the ammonium transporter/ammonia permease gene family. 
  • High-throughput imaging and analysis of root system architecture in Brachypodium distachyon under differential nutrient availability. 
  • How well do growing season dynamics of photosynthetic capacity correlate with leaf biochemistry and climate fluctuations? 
  • Hsp 70/Hsp 90 organizing protein as a nitrosylation target in cystic fibrosis therapy. 
  • Hurricane-loaded soil: effects on nitric oxide emissions from soil. 
  • Hypermetabolism and hypercatabolism in Guillain-Barré syndrome. 
  • Impact of ammonium permeases mepA, mepB, and mepC on nitrogen-regulated secondary metabolism in Fusarium fujikuroi. 
  • In-stream uptake dampens effects of major forest disturbance on watershed nitrogen export. 
  • Increased belowground biomass and soil CO2 fluxes after a decade of carbon dioxide enrichment in a warm-temperate forest. 
  • Increased grassland arthropod production with mammalian herbivory and eutrophication: a test of mediation pathways. 
  • Increased protein requirements in elderly people: new data and retrospective reassessments. 
  • Increases in nitrogen uptake rather than nitrogen-use efficiency support higher rates of temperate forest productivity under elevated CO2. 
  • Increases in the flux of carbon belowground stimulate nitrogen uptake and sustain the long-term enhancement of forest productivity under elevated CO₂. 
  • Integrated proteomics and metabolomics suggests symbiotic metabolism and multimodal regulation in a fungal-endobacterial system. 
  • Iodonitrene in Action: Direct Transformation of Amino Acids into Terminal Diazirines and ¹⁵ N₂ -Diazirines and Their Application as Hyperpolarized Markers. 
  • Is there foul play in the leaf pocket? The metagenome of floating fern Azolla reveals endophytes that do not fix N2 but may denitrify 
  • Klf15 orchestrates circadian nitrogen homeostasis. 
  • Leveraging Big Data Towards Functionally-Based, Catchment Scale Restoration Prioritization. 
  • Long-term changes in watershed nutrient inputs and riverine exports in the Neuse River, North Carolina. 
  • Microbial nitrogen limitation in the mammalian large intestine. 
  • Molecular definition of a novel inositol polyphosphate metabolic pathway initiated by inositol 1,4,5-trisphosphate 3-kinase activity in Saccharomyces cerevisiae. 
  • Molecular dissection of the glutamine synthetase-GlnR nitrogen regulatory circuitry in Gram-positive bacteria. 
  • Muscle-Liver Trafficking of BCAA-Derived Nitrogen Underlies Obesity-Related Glycine Depletion. 
  • NanoSIMS single cell analyses reveal the contrasting nitrogen sources for small phytoplankton. 
  • Natural history of severe decompression sickness after rapid ascent from air saturation in a porcine model. 
  • Natural variation in CDC28 underlies morphological phenotypes in an environmental yeast isolate. 
  • New insights into the distributions of nitrogen fixation and diazotrophs revealed by high-resolution sensing and sampling methods. 
  • Nitrate sink function of riparian zones induced by river stage fluctuations. 
  • Nitrification of anaerobic digester effluent for nitrogen management at swine farms. 
  • Nitrifying trickling filters and denitrifying bioreactors for nitrogen management of high-strength anaerobic digestion effluent. 
  • Nitrogen and nature. 
  • Nitrogen enrichment suppresses other environmental drivers and homogenizes salt marsh leaf microbiome. 
  • Nitrogen fertilization has a stronger effect on soil nitrogen-fixing bacterial communities than elevated atmospheric CO2. 
  • Nitrogen fertilizer application affects lodging resistance by altering secondary cell wall synthesis in japonica rice (Oryza sativa). 
  • Nitrogen fertilizer at heading stage effectively compensates for the deterioration of rice quality by affecting the starch-related properties under elevated temperatures. 
  • Nitrogen load in rats exposed to 8 ATA from 10-35 degrees C does not influence decompression sickness risk. 
  • Nitrogen source-dependent capsule induction in human-pathogenic cryptococcus species. 
  • Nitrogen-addition effects on leaf traits and photosynthetic carbon gain of boreal forest understory shrubs. 
  • Nitrogen-sparing intravenous fluids in postperative patients. 
  • Nonlinear grassland responses to past and future atmospheric CO(2). 
  • Novel Integrated Biotrickling Filter-Anammox Bioreactor System for the Complete Treatment of Ammonia in Air with Nitrification and Denitrification. 
  • Novel metabolic interactions and environmental conditions mediate the boreal peatmoss-cyanobacteria mutualism. 
  • Nuclear translocation of Gln3 in response to nutrient signals requires Golgi-to-endosome trafficking in Saccharomyces cerevisiae. 
  • Nutrient availability and atmospheric CO2 partial pressure modulate the effects of nutrient heterogeneity on the size structure of populations in grassland species 
  • Nutrient limitation and physiology mediate the fine-scale (de)coupling of biogeochemical cycles. 
  • Nutrient removal from human fecal sludge digestate in full-scale biological filters. 
  • Nutrient signaling through TOR kinases controls gene expression and cellular differentiation in fungi. 
  • On the complementary relationship between marginal nitrogen and water-use efficiencies among Pinus taeda leaves grown under ambient and CO2-enriched environments. 
  • Optimal use of nitrogen to suppress the high pressure nervous syndrome. 
  • Organic nitrogen enhances nitrogen nutrition and early growth of Pinus sylvestris seedlings. 
  • Organic nitrogen uptake of Scots pine seedlings is independent of current carbohydrate supply. 
  • Oxygen microelectrode response to oxygen pressures up to 15 ATA. 
  • Pathogenesis of hepatic steatosis in the parenterally fed rat. 
  • Pathology: whales, sonar and decompression sickness. 
  • Performance evaluation of a full-scale innovative swine waste-to-energy system. 
  • Plant community change mediates the response of foliar δ(15)N to CO 2 enrichment in mesic grasslands. 
  • Plant nitrogen concentration and isotopic composition in residential lawns across seven US cities. 
  • Plant species' origin predicts dominance and response to nutrient enrichment and herbivores in global grasslands. 
  • Platinum-catalyzed hydrofunctionalization of unactivated alkenes with carbon, nitrogen and oxygen nucleophiles. 
  • Polyvinyl Pyrrolidone: A Novel Cryoprotectant in Islet Cell Cryopreservation. 
  • Potassium supply modulates Eucalyptus leaf water-status under PEG-induced osmotic stress: integrating leaf gas exchange, carbon and nitrogen isotopic composition and plant growth. 
  • Potential nitrogen constraints on soil carbon sequestration under low and elevated atmospheric CO2. 
  • Probabilistic pharmacokinetic models of decompression sickness in humans, part 1: Coupled perfusion-limited compartments. 
  • Production and turnover of ectomycorrhizal extramatrical mycelial biomass and necromass under elevated CO2 and nitrogen fertilization. 
  • Progressive nitrogen limitation of ecosystem processes under elevated CO2 in a warm-temperate forest 
  • Protein S-nitrosylation: purview and parameters. 
  • Protein, fat, and carbohydrate requirements during starvation: anaplerosis and cataplerosis. 
  • Pseudohyphal growth of Cryptococcus neoformans is a reversible dimorphic transition in response to ammonium that requires Amt1 and Amt2 ammonium permeases. 
  • Quantification of insect nitrogen utilization by the venus fly trap Dionaea muscipula catching prey with highly variable isotope signatures. 
  • Rates of fixation by lightning of carbon and nitrogen in possible primitive atmospheres. 
  • Re-assessment of plant carbon dynamics at the Duke free-air CO(2) enrichment site: interactions of atmospheric [CO(2)] with nitrogen and water availability over stand development. 
  • Reference Intervals for Clinical Chemistry Analytes for Transgender Men and Women on Stable Hormone Therapy. 
  • Removal of ammonia from contaminated air in a biotrickling filter - denitrifying bioreactor combination system. 
  • Resources recovery from high-strength human waste anaerobic digestate using simple nitrification and denitrification filters. 
  • Response to CO2 enrichment of understory vegetation in the shade of forests. 
  • Responses of tropical native and invader C4 grasses to water stress, clipping and increased atmospheric CO2 concentration. 
  • Role of nitrogen and carbon transport, regulation, and metabolism genes for Saccharomyces cerevisiae survival in vivo. 
  • Roots and fungi accelerate carbon and nitrogen cycling in forests exposed to elevated CO2. 
  • S-N dissociation energies of S-nitrosothiols: on the origins of nitrosothiol decomposition rates. 
  • Seasonal influence of scallop culture on nutrient flux, bacterial pathogens and bacterioplankton diversity across estuaries off the Bohai Sea Coast of Northern China. 
  • Sensor-based evaluation of a Urine Trap toilet in a shared bathroom. 
  • Ser70 phosphorylation of Bcl-2 by selective tyrosine nitration of PP2A-B56δ stabilizes its antiapoptotic activity. 
  • Sex-related differences in growth and carbon allocation to defence in Populus tremula as explained by current plant defence theories. 
  • Short-term effects of fertilization on photosynthesis and leaf morphology of field-grown loblolly pine following long-term exposure to elevated CO(2) concentration. 
  • Signal transduction cascades regulating pseudohyphal differentiation of Saccharomyces cerevisiae. 
  • Soil C and N changes with afforestation of grasslands across gradients of precipitation and plantation age. 
  • Soil fertility limits carbon sequestration by forest ecosystems in a CO2-enriched atmosphere. 
  • Soil nutrient heterogeneity interacts with elevated CO2 and nutrient availability species to determine species and assemblage responses in model grassland community 
  • Sok2 regulates yeast pseudohyphal differentiation via a transcription factor cascade that regulates cell-cell adhesion. 
  • Solubilization of tricalcium phosphate by P(3HB) accumulating Azotobacter chroococcum MAL-201. 
  • Sources and transformations of nitrogen compounds along the Lower Jordan River. 
  • Southern Ocean Iron Enrichment Experiment: Carbon Cycling in High- and Low-Si Waters 
  • Standardisation of the measurement of lung volumes. 
  • Stoichiometry and daily rhythms: experimental evidence shows nutrient limitation decouples N uptake from photosynthesis. 
  • Strategies among phytoplankton in response to alleviation of nutrient stress in a subtropical gyre. 
  • Structures of regulatory machinery reveal novel molecular mechanisms controlling B. subtilis nitrogen homeostasis. 
  • Surficial gains and subsoil losses of soil carbon and nitrogen during secondary forest development. 
  • Sustained effects of atmospheric [CO2] and nitrogen availability on forest soil CO2 efflux. 
  • Synthesis of ortho-haloaminoarenes by aryne insertion of nitrogen-halide bonds. 
  • The Cambridge diet. More mayhem? 
  • The Spatial Factor, Rather than Elevated CO(2), Controls the Soil Bacterial Community in a Temperate Forest Ecosystem 
  • The TOR signal transduction cascade controls cellular differentiation in response to nutrients. 
  • The TOR signaling cascade regulates gene expression in response to nutrients. 
  • The carbon bonus of organic nitrogen enhances nitrogen use efficiency of plants. 
  • The direct measurement of temperature changes within freeze-fracture specimens during rapid quenching in liquid coolants. 
  • The effect of hydraulic lift on organic matter decomposition, soil nitrogen cycling, and nitrogen acquisition by a grass species. 
  • The effects of elevated CO2 and nitrogen fertilization on stomatal conductance estimated from 11 years of scaled sap flux measurements at Duke FACE 
  • The global atmospheric environment for the next generation. 
  • The global stoichiometry of litter nitrogen mineralization. 
  • The influence of xenon, nitrous oxide and nitrogen on gas bubble expansion during cardiopulmonary bypass. 
  • The likely impact of elevated [CO2], nitrogen deposition, increased temperature and management on carbon sequestration in temperate and boreal forest ecosystems: a literature review. 
  • The response of coarse root biomass to long-term CO₂ enrichment and nitrogen application in a maturing Pinus taeda stand with a large broadleaved component. 
  • The role of reactive oxygen and nitrogen species in the response of airway epithelium to particulates. 
  • Threonine biosynthetic genes are essential in Cryptococcus neoformans. 
  • To what extent might N2 limit dive performance in king penguins? 
  • Top-down control of methane emission and nitrogen cycling by waterfowl. 
  • Ultra-high expression of a thermally responsive recombinant fusion protein in E. coli. 
  • Understanding, managing, and minimizing urban impacts on surface water nitrogen loading. 
  • Use of L-glutamine in total parenteral nutrition. 
  • Very low calorie diets: their efficacy, safety, and future. 
  • Warming reverses top-down effects of predators on belowground ecosystem function in Arctic tundra. 
  • Yeast pseudohyphal growth is regulated by GPA2, a G protein alpha homolog. 
  • [Characteristics and affecting factors of denitrifying phosphorus removal in two-sludge sequencing batch reactor]. 
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  Keywords of People

  • Deshusses, Marc, Professor of Civil and Environmental Engineering, Nicholas Institute-Energy Initiative
  • Heffernan, James Brendan, Associate Professor of Ecosystem Ecology and Ecohydrology, Environmental Sciences and Policy
  • McConnell, Eleanor Schildwachter, Associate Professor in the School of Nursing, School of Nursing
  • Richter, Daniel D., Professor in the Division of Earth and Climate Science, Environmental Sciences and Policy