Results 41 to 50 of about 58,988 (308)

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Green heterogeneous noble nanocatalysts and catalyst-support materials for the production of microalgal biofuels

open access: yesMaterials Today Sustainability
The escalating global population has intensified reliance on fossil fuels, leading to a surge in anthropogenic emissions detrimental to human health and the environment. Biofuels offer a sustainable, eco-friendly, and renewable alternative. Among various
Cheryl Bernice Pohrmen   +5 more
doaj   +1 more source

An isoform of 14‐3‐3 protein regulates transbilayer lipid movement at the plasma membrane

open access: yesFEBS Letters, EarlyView.
Loss of 14‐3‐3ζ in CHO cells confers resistance to exogenous phosphatidylserine (PS) and impairs endocytosis‐independent inward flip‐flop of fluorescent PS at the plasma membrane. RNAi‐mediated knockdown reproduces this defect, while no additive effect is seen in ATP11C‐deficient cells.
Akiko Yamaji‐Hasegawa   +3 more
wiley   +1 more source

The ubiquitin ligase RNF115 is required for the clearance of damaged lysosomes

open access: yesFEBS Letters, EarlyView.
Upon lysosomal rupture, an E3 ubiquitin ligase RNF115 translocates from the cytosol to the damaged lysosomal membrane. Moreover, RNF115 depletion impairs the clearance of damaged lysosomes, identifying it as a key regulator of lysosomal quality control.
Sae Nakanaga   +3 more
wiley   +1 more source

Copolymerization of ε-caprolactone with Epichlorohydrin by a Green Catalyst, Maghnite [PDF]

open access: yes, 2012
Most of the cationic initiators used in the synthesis of copolymers are expensive. They may be poisoned by products of the reaction or impurities present in the monomer feed, and contain heavy metals, such as chromium, mercury, antimony, etc., that ...
Bouchama, Abdelghani   +1 more
core  

Modified geopolymers as promising catalyst supports for abatement of dichloromethane [PDF]

open access: yes, 2020
Geopolymers have not been extensively employed as catalytic materials despite of their zeolite-resembling Si–Al structure. Geopolymerization offers a novel way for preparation of catalysts and possibility to use waste or industrial side-stream derived ...
Seelam, P. K. (Prem Kumar)   +7 more
core   +2 more sources

Synthesis of innovative ceramic sorbents and catalyst supports with hierarchical porosity [PDF]

open access: yesTehnika, 2023
From an industrial point of view, porous ceramics represent an important material, however, economically and technologically acceptable solutions are still being sought for its preparation.
Nikolić Vesna D.   +6 more
doaj  

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Nanoparticles as Semi-Heterogeneous Catalyst Supports

open access: yes, 2010
Nanoparticles can serve as semi-heterogeneous supports since they readily disperse in common solvents and combine high surface area with excellent accessibility. Reversible agglomeration through solvent changes and magnetic separation provide technically
Oliver Reiser   +5 more
core   +1 more source

Study of Hierarchical Porous Carbons and Its Composites as Fuel Cell Catalyst Supports

open access: yes, 2021
83 pagesEngineering the type and size of porosity in carbon catalyst supports used in membrane electrode assemblies of fuel cells has attracted great interest recently. The effort is motivated by the goal of improved electrocatalyst dispersion, long-term
Tsai, Yu-Han
core   +1 more source

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