Results 31 to 40 of about 642,149 (371)

Nitrate in 2020: Thirty Years from Transport to Signaling Networks

open access: yesThe Plant Cell, 2020
Nitrogen (N) is an essential macronutrient for plants and a major limiting factor for plant growth and crop production. Nitrate is the main source of N available to plants in agricultural soils and in many natural environments.
E. Vidal   +10 more
semanticscholar   +1 more source

Nitrogen Deposition on Danish Nature

open access: yesAtmosphere, 2018
Eutrophication events are frequent in Inner Danish waters and critical loads are exceeded for much of the Danish sensitive terrestrial ecosystems. The Danish air quality monitoring program combines measurements and model calculations to benefit from the ...
Thomas Ellermann   +10 more
doaj   +1 more source

On the influence of molecular structure on the conductivity of electrolyte solutions - sodium nitrate in water [PDF]

open access: yesCondens. Matter Phys., 2013, vol. 16, No. 4, 43006:1-12, 2013
Theoretical calculations of the conductivity of sodium nitrate in water are presented and compared with experimental measurements. The method of direct correlation force in the framework of the interionic theory is used for the calculation of transport properties in connection with the associative mean spherical approximation (AMSA).
arxiv   +1 more source

The clinical spectrum of SMA‐PME and in vitro normalization of its cellular ceramide profile

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 1941-1952, December 2022., 2022
Abstract Objective The objectives of this study were to define the clinical and biochemical spectrum of spinal muscular atrophy with progressive myoclonic epilepsy (SMA‐PME) and to determine if aberrant cellular ceramide accumulation could be normalized by enzyme replacement.
Michelle M. Lee   +16 more
wiley   +1 more source

Increased Nitrogen Availability in the Soil Under Mature Picea abies Trees Exposed to Elevated CO2 Concentrations

open access: yesFrontiers in Forests and Global Change, 2019
The response of trees to increasing atmospheric CO2 concentrations is often mediated by the availability of nutrients. However, little is known about the influence of CO2 enrichment on nutrient availability in forests with mature trees.
Patrick Schleppi   +2 more
doaj   +1 more source

Quantitative aspects of nitric oxide production from nitrate and nitrite

open access: yesEXCLI Journal : Experimental and Clinical Sciences, 2022
Nitric oxide (NO) is involved in many physiological and pathological processes in the human body. At least two major pathways produce NO: (1) the L-arginine-NO-oxidative pathway in which NO synthase (NOS) enzymes convert L-arginine to NO; (2) the nitrate-
Asghar Ghasemi
doaj   +1 more source

Plasma-fixated nitrogen as fertilizer for turf grass [PDF]

open access: yesarXiv, 2021
We investigated the use of plasma-fixated nitrogen, which produces nitrates (NO3-) in water, as a possible nitrogen fertilizer for recreational turf such as ryegrass and bentgrass. Experiments were carried out to study the effects of nitrate concentration on growth, the further effects of adding phosphorous (P) and potassium (K) to the plasma nitrated ...
arxiv  

Impacts of peak-flow events on hyporheic denitrification potential [PDF]

open access: yes, 2021
Subsurface flows, particularly hyporheic exchange fluxes, driven by streambed topography, permeability, channel gradient and dynamic flow conditions provide prominent ecological services such as nitrate removal from streams and aquifers. Stream flow dynamics cause strongly nonlinear and often episodic contributions of nutrient concentrations in river ...
arxiv   +1 more source

Aminoethyl nitrate – the novel super nitrate? [PDF]

open access: yesBritish Journal of Pharmacology, 2009
Long‐term use of most organic nitrates is limited by development of tolerance, induction of oxidative stress and endothelial dysfunction. In this issue of the BJP, Schuhmacher et al. characterized a novel class of organic nitrates with amino moieties (aminoalkyl nitrates).
openaire   +3 more sources

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