Results 21 to 30 of about 92,291 (308)

The relationship between P2X4 and P2X7: a physiologically important interaction? [PDF]

open access: yes, 2013
Purinergic signaling within the kidney is becoming an important focus in the study of renal health and disease. The effectors of ATP signaling, the P2Y and P2X receptors, are expressed to varying extents in and along the nephron.
Unwin, RJ   +18 more
core   +1 more source

P2 receptors and immunity

open access: yesMicrobes and Infection, 2012
Immune cells express receptors for extracellular nucleotides named P2 receptors. P2 receptors transduce signals delivered by nucleotides present in the extracellular environment. Accruing evidence shows that purinergic signalling has a profound effect on multiple immune cell responses such as T lymphocyte proliferation, chemotaxis, cytokine release ...
Rayah A   +2 more
openaire   +3 more sources

P2 receptors and platelet function [PDF]

open access: yesPurinergic Signalling, 2011
Following vessel wall injury, platelets adhere to the exposed subendothelium, become activated and release mediators such as TXA(2) and nucleotides stored at very high concentration in the so-called dense granules. Released nucleotides and other soluble agents act in a positive feedback mechanism to cause further platelet activation and amplify ...
Béatrice, Hechler, Christian, Gachet
openaire   +2 more sources

P2X and P2Y receptor signaling in red blood cells

open access: yesFrontiers in Molecular Biosciences, 2015
Purinergic signaling involves the activation of cell surface P1 and P2 receptors by extracellular nucleosides and nucleotides such as adenosine and adenosine triphosphate (ATP), respectively.
Ronald eSluyter   +2 more
doaj   +1 more source

ATP- and Adenosine-Mediated Signaling in the Central Nervous System: Adenosine Receptor Activation by ATP Through Rapid and Localized Generation of Adenosine by Ecto-nucleotidases

open access: yesJournal of Pharmacological Sciences, 2004
Extracellular ATP is now recognized as a neurotransmitter or neuromodilator in the nervous system, producing diverse physiological effects by activating multiple P2 receptors.
Isao Matsuoka, Satoko Ohkubo
doaj   +1 more source

Release of ATP and glutamate in the nucleus tractus solitarii mediate pulmonary stretch receptor (Breuer-Hering) reflex pathway [PDF]

open access: yes, 2008
The Breuer-Hering inflation reflex is initiated by activation of the slowly adapting pulmonary stretch receptor afferents (SARs), which monosynaptically activate second-order relay neurones in the dorsal medullary nucleus of the solitary tract (NTS ...
Enrique Llaudet   +13 more
core   +1 more source

P2 receptors and chronic pain [PDF]

open access: yesPurinergic Signalling, 2007
There is abundant evidence that extracellular ATP and other nucleotides have an important role in pain signaling at both the periphery and in the CNS. The focus of attention now is on the possibility that endogenous ATP and its receptor system might be activated in chronic pathological pain states, particularly in neuropathic and inflammatory pain ...
openaire   +2 more sources

Control of Gut Inflammation by Modulation of Purinergic Signaling

open access: yesFrontiers in Immunology, 2020
Inflammatory bowel disease (IBD) is a serious inflammatory condition of the gastrointestinal tract. Crohn's disease (CD) and ulcerative colitis (UC) are two of the most common IBD manifestations and are both associated with unfettered inflammation, often
Marta Vuerich   +4 more
doaj   +1 more source

In silico identification and experimental validation of cellular uptake and intracellular labeling by a new cell penetrating peptide derived from CDN1

open access: yesDrug Delivery, 2021
Bioactive therapeutic molecules are generally impermeable to the cell membrane, hindering their utility and efficacy. A group of peptides called cell-penetrating peptides (CPPs) were found to have the capability of transporting different types of cargo ...
Xiangli Guo   +8 more
doaj   +1 more source

Emerging key roles for P2X receptors in the kidney [PDF]

open access: yes, 2013
P2X ionotropic non-selective cation channels are expressed throughout the kidney and are activated in a paracrine or autocrine manner following the binding of extracellular ATP and related extracellular nucleotides.
Peppiatt-Wildman, Claire M.   +10 more
core   +1 more source

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