Results 111 to 120 of about 6,370,943 (303)

Ionomycin suppresses cancer cell growth by disrupting mitochondrial transcription

open access: yesFEBS Open Bio, EarlyView.
In this study, we identify a new function for the selective Ca2+ ionophore, ionomycin, as an inhibitor of mitochondrial transcription. Both total and nascent RNA analyses revealed that ionomycin treatment reduces the transcription of mitochondrial genes.
Lishen Wang   +10 more
wiley   +1 more source

Plasmon-assisted metal–air batteries: Interfacial light–matter coupling for reversible oxygen electrochemistry

open access: yesFuture Batteries
Metal–air batteries promise high energy storage by coupling metal anodes with oxygen in air, but their rechargeability is limited by sluggish, unstable oxygen reduction and evolution at porous air electrodes.
Jeongwon Kim
doaj   +1 more source

Activity and stability of the Ni(OH)2 MnOxC composite for oxygen reduction reaction in alkaline solution

open access: yes, 2013
Activity and stability of the Ni(OH)2 MnOxC composite for oxygen reduction reaction in alkaline ...
孙公权   +5 more
core  

High active PtAu/C catalyst with core-shell structure for oxygen reduction reaction

open access: yes, 2010
Ultra-low Pt catalysts with Pt(shell)-Au(core) nanostructure were prepared by seed mediate method for oxygen reduction reaction (ORR). The as-prepared catalysts were characterized by transmission electron microscopy (TEM) and UV-Vis measurements. The ORR
Zhong, Hexiang   +6 more
core   +1 more source

Dose‐dependent hepatotoxicity of hydrogen peroxide in HepG2 cells and its modulation by CYP450 induction

open access: yesFEBS Open Bio, EarlyView.
NMR metabolomics revealed concentration‐dependent metabolic perturbations in HepG2 cells exposed to H2O2. Rifampicin pretreatment enhanced metabolic competence, attenuated toxin‐induced alterations and produced metabolite profiles more consistent with human liver physiology, supporting the use of CYP450‐induced HepG2 models for improved in vitro ...
Maren Jinks   +4 more
wiley   +1 more source

Carbon-based Electrecatalysts for Oxygen Reduction Reaction in Proton Exchange Membrane Fuel Cells

open access: yes, 2011
Carbon-based Electrecatalysts for Oxygen Reduction Reaction in Proton Exchange Membrane Fuel ...
钟和香
core   +1 more source

Identification of (20R)‐protopanaxadiol from Panax ginseng as a novel anti‐SARS‐CoV‐2 compound

open access: yesFEBS Open Bio, EarlyView.
We established a noninfectious BAC‐based SARS‐CoV‐2 replicon that enables antiviral screening under BSL‐2 conditions. Using this platform, we screened 373 food‐derived compounds and identified (20R)‐protopanaxadiol from Panax ginseng as a novel inhibitor of SARS‐CoV‐2 RNA replication, highlighting the value of safe replicon systems for antiviral ...
Midori Takeda   +4 more
wiley   +1 more source

The oxygen adsorption and oxygen reduction reaction mechanism on nitrogen doped graphene: a first-principles study

open access: yes, 2011
Nitrogen doped graphene (N-graphene) has been reported possessing significant oxygen reduction reaction (ORR) activity in recent years. However, how the activity depends on the distribution configuration of nitrogen and doping concentration are still ...
包信和   +4 more
core  

In silico and in vitro exploration of a tyrosinase for biocatalytic production of catechols

open access: yesFEBS Open Bio, EarlyView.
Tyrosinase from Ralstonia pseudosolanacearum is a promising biocatalyst for producing valuable catechols from monophenol substrates. This tyrosinase is uniquely suited to this due to its high monophenolase : diphenolase ratio. We combined in silico docking and in vivo kinetic characterisation of this tyrosinase with 11 industrially relevant monophenols,
James Britton   +6 more
wiley   +1 more source

Functionalized graphene-based, metal-free electrocatalysts for oxygen reduction reaction in fuel cells

open access: yes, 2018
Fuel cells that convert fuels into electricity with zero emission are the most environment-friendly devices for the future. This chapter explains the working principle of polymer electrolyte membrane (PEM) fuel cell.
Kumar, Nanjundan Ashok   +3 more
core   +1 more source

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