Results 61 to 70 of about 21,340 (260)

The genomes of Vischeria oleaginous microalgae shed light on the molecular basis of hyper-accumulation of lipids

open access: yesBMC Biology, 2023
Background With the urgent need to reduce carbon emissions, and the dwindling reserves of easily exploitable fossil fuel, microalgae-based biofuels that can be used for transport systems and CO2 abatement have attracted great attention worldwide in ...
Baoyan Gao   +9 more
doaj   +1 more source

A tale of three kingdoms: Members of the Phylum Nematoda independently acquired the detoxifying enzyme cyanase through horizontal gene transfer from plants and bacteria [PDF]

open access: yes, 2018
Horizontal gene transfer (HGT) has played an important role in the evolution of nematodes. Among candidate genes, cyanase, which is typically found only in plants, bacteria and fungi, is present in more than 35 members of the Phylum Nematoda, but absent ...
Hoberg, E. P   +5 more
core   +2 more sources

Non-canonical proteolytic activation of human prothrombin by subtilisin from Bacillus subtilis may shift the procoagulant\ue2\u80\u93anticoagulant equilibrium toward thrombosis [PDF]

open access: yes, 2017
Blood coagulation is a finely regulated physiological process culminating with the factor Xa (FXa)-mediated conversion of the prothrombin (ProT) zymogen to active -thrombin (T).
Acquasaliente, Laura   +5 more
core   +1 more source

Adsorption Study of Cyanate Ion on the Single-wall BC2N Nanotubes: a Computational Study [PDF]

open access: yes, 2012
Cyanate adsorption on the external surface of H-capped (6,0) zigzag single-walled BC2N nanotube was studied by using density functional theory calculations. We present the nature of the cyanate interaction in different sites of the nanotube.
Baei, M.T., Torabi, P.
core  

Niche differentiation in microorganisms capable of using alternative reduced nitrogen sources studied across depth and between oxic and anoxic ocean regions

open access: yesFrontiers in Marine Science
IntroductionAssimilation of reduced nitrogen is less energetically costly than assimilation of oxidized forms. In the open ocean, ammonium is generally absent from the water column, including in oxygen-deficient zones (ODZs).
Paulina Huanca-Valenzuela   +2 more
doaj   +1 more source

Mechanical properties of reactively flame retarded cyanate ester/epoxy resin blends and their carbon fibre reinforced composites

open access: yeseXPRESS Polymer Letters, 2016
Cyanate ester/epoxy resin (CE/EP) carbon fibre reinforced composites consisting of diglycidyl ether of bisphenol A (DGEBA) and novolac type cyanate ester (CE) were prepared and reactively flame retarded using epoxy functional adduct of DGEBA and 9,10 ...
A. Toldy   +3 more
doaj   +1 more source

Endogenous carbamylation of renal medullary proteins. [PDF]

open access: yesPLoS ONE, 2013
Protein carbamylation is a post-translational modification that can occur in the presence of urea. In solution, urea is in equilibrium with ammonium cyanate, and carbamylation occurs when cyanate ions react with the amino groups of lysines, arginines ...
J'Neka S Claxton   +5 more
doaj   +1 more source

KEK effort for high field magnets

open access: yes, 2011
KEK has emphasized efforts to develop the RHQNb3Al superconductor and a sub-scale magnet reaching 13 T towards the HL-LHC upgrade in last years. In addition, relevant R&D regarding radiation resistance has been carried out.
Nakamoto, T.
core   +1 more source

[3,3]-Sigmatropic Rearrangements of Fluorinated Allyl (Thio)cyanates – A Tool for the Synthesis of Fluorinated (Thio)ureas

open access: yesCHIMIA, 2014
The first (thio)cyanate to iso(thio)cyanate rearrangements based on 2-fluoroallylic alcohols are presented. Long-chain 2-fluoroallylic alcohols were converted to corresponding N-unsubstituted carbamates by treatment with trichloroacetyl ...
Daniel C. Ramb, Lisa Kost, Günter Haufe
doaj   +1 more source

Coordinative Ring‐Opening Polymerization of Limonene Carbamate towards Phosgene‐ and Isocyanate‐Free Polyurethane

open access: yesAngewandte Chemie International Edition, Accepted Article.
This study presents a phosgene‐ and isocyanate‐free route for the synthesis of polyurethanes using (R)‐limonene as a bio‐based starting material. The synthesis of the cyclic limonene‐based carbamate monomer LU is achieved in high yields using dimethyl carbonate as a sustainable, less hazardous phosgene surrogate and is verified by NMR, SC‐XRD, ESI‐MS ...
Jonas Futter   +4 more
wiley   +1 more source

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