Results 41 to 50 of about 19,677 (253)

Role of Iron on the Structure and Stability of Ni3.2Fe/Al2O3 during Dynamic CO2 Methanation for P2X Applications

open access: yesChemCatChem, 2019
An energy scenario, mainly based on renewables, requires efficient and flexible Power‐to‐X (P2X) storage technologies, including the methanation of CO2.
Marc‐André Serrer   +4 more
semanticscholar   +1 more source

The role of the P2X₇ receptor in infectious diseases.

open access: yesPLoS Pathogens, 2011
ATP is an extracellular signal for the immune system, particularly during an inflammatory response. It is sensed by the P2X₇ receptor, the expression of which is upregulated by pro-inflammatory cytokines.
Catherine M Miller   +7 more
doaj   +1 more source

Pathophysiological Role of Purinergic P2X Receptors in Digestive System Diseases

open access: yesFrontiers in Physiology, 2021
P2X receptors (P2XRs) are trimeric, non-selective cation channels activated by extracellular ATP and widely distributed in the digestive system. P2XRs have an important role in the physiological function of the digestive system, such as neurotransmission,
Qimin An   +23 more
doaj   +1 more source

Post-translational regulation of P2X receptor channels: modulation by phospholipids

open access: yesFrontiers in Cellular Neuroscience, 2013
P2X receptor channels mediate fast excitatory signaling by ATP and play major roles in sensory transduction, neuro-immune communication and inflammatory response.
Louis-Philippe eBernier   +2 more
doaj   +1 more source

An Allosteric Inhibitory Site Conserved in the Ectodomain of P2X Receptor Channels

open access: yesFrontiers in Cellular Neuroscience, 2019
P2X receptors constitute a gene family of cation channels gated by extracellular ATP. They mediate fast ionotropic purinergic signaling in neurons and non-excitable cell types in vertebrates.
A. Ase, Eric Therrien, P. Séguéla
semanticscholar   +1 more source

Structural insights into the competitive inhibition of the ATP-gated P2X receptor channel

open access: yesNature Communications, 2017
P2X receptors are non-selective cation channels gated by extracellular ATP, and the P2X7 receptor subtype plays a crucial role in the immune and nervous systems. Altered expression and dysfunctions of P2X7 receptors caused by genetic deletions, mutations,
G. Kasuya   +13 more
semanticscholar   +1 more source

FastCat: Autonomous Discovery of Multielement Layered Double Hydroxide Alloy Catalysts for Alkaline Oxygen Evolution Reaction

open access: yesAdvanced Intelligent Discovery, EarlyView.
A machine learning‐guided self‐driving laboratory screened over 500 nickel‐based layered double‐hydroxide catalysts for alkaline oxygen evolution. Out of the eight metals, the robot uncovered a quaternary Ni–Fe–Cr–Co catalysts requiring only 231 mV overpotential to reach 20 mA cm−2.
Nis Fisker‐Bødker   +3 more
wiley   +1 more source

A shared mechanism for TNP-ATP recognition by members of the P2X receptor family

open access: yesComputational and Structural Biotechnology Journal
P2X receptors (P2X1–7) are non-selective cation channels involved in many physiological activities such as synaptic transmission, immunological modulation, and cardiovascular function.
Xiao-Bo Ma   +11 more
doaj   +1 more source

Prothrombotic Activation of Platelet Pannexin‐1 Channels in Antiphospholipid Syndrome

open access: yesArthritis &Rheumatology, EarlyView.
Objective ATP is released from platelets through both degranulation and pannexin‐1 (PANX1) channels. ATP then activates P2X receptors to amplify platelet activation via calcium‐dependent signaling. The objective of this study was to evaluate the role of platelet PANX1 channels in the pathophysiology of antiphospholipid syndrome (APS), an acquired ...
Bruna de Moraes Mazetto Fonseca   +13 more
wiley   +1 more source

Membrane Engineering for Battery Systems: Bridging Design Principles and Frontier Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The review emphasizes membrane separators' role in battery performance and safety, covering redox flow, lithium‐ion, and solid‐state batteries. It reviews advances in membrane materials (e.g., polymer electrolytes, hybrid composites) and ion transport mechanisms, while addressing challenges like dendrite growth and crossover losses.
Xiaoqun Zhou   +3 more
wiley   +1 more source

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