Results 101 to 110 of about 689,514 (206)

P2X1 and P2X5 subunits form the functional P2X receptor in mouse cortical astrocytes [PDF]

open access: yes, 2008
ATP plays an important role in signal transduction between neuronal and glial circuits and within glial networks. Here we describe currents activated by ATP in astrocytes acutely isolated from cortical brain slices by non-enzymatic mechanical ...
Lalo, Ulyana   +17 more
core   +1 more source

Extracellular ATP and the P2X7 receptor in astrocyte-mediated motor neuron death: implications for amyotrophic lateral sclerosis

open access: yesJournal of Neuroinflammation, 2010
Background During pathology of the nervous system, increased extracellular ATP acts both as a cytotoxic factor and pro-inflammatory mediator through P2X7 receptors. In animal models of amyotrophic lateral sclerosis (ALS), astrocytes expressing superoxide
Peluffo Hugo   +4 more
doaj   +1 more source

Structure of P2X receptors

open access: yes, 2011
P2X receptors are trimeric ion channels that open in response to extracellular ATP. The publication of the first X-ray structure of a closed P2X receptor has confirmed many of the functional experiments carried out since the mid-1990s and provides a ...
Browne, Liam E., Liam E. Browne
core   +1 more source

Mouse Leydig cells express multiple P2X receptor subunits

open access: yes, 2008
ATP acts on cellular membranes by interacting with P2X (ionotropic) and P2Y (metabotropic) receptors. Seven homomeric P2X receptors (P2X(1)-P2X(7)) and seven heteromeric receptors (P2X(1/2), P2X(1/4), P2X(1/5), P2X(2/3), P2X(2/6), P2X(4/6), P2X(4/7 ...
Ligia Subitoni Antonio   +7 more
core   +1 more source

Purine and purinergic receptors

open access: yesBrain and Neuroscience Advances, 2018
Adenosine 5′-triphosphate acts as an extracellular signalling molecule (purinergic signalling), as well as an intracellular energy source. Adenosine 5′-triphosphate receptors have been cloned and characterised. P1 receptors are selective for adenosine, a
Geoffrey Burnstock
doaj   +1 more source

Emerging Roles of P2X Receptors in Cancer

open access: yesCurrent Medicinal Chemistry, 2015
Tumor microenvironment composition strongly conditions cancer growth and progression, acting not only at cancer itself but also modifying its interactions with immune, endothelial and nervous cells. Extracellular ATP and its receptors recently gained increasing attention in the oncological field.
ADINOLFI, Elena   +4 more
openaire   +2 more sources

Purinergic Signaling in Mast Cell Degranulation and Asthma

open access: yesFrontiers in Pharmacology, 2017
Mast cells are responsible for the majority of allergic conditions. It was originally thought that almost all allergic events were mediated directly only via the high-affinity immunoglobulin E receptors.
Zhan-Guo Gao, Kenneth A. Jacobson
doaj   +1 more source

Synthese, Assemblierung und intrazellulärer Transport von Mitgliedern der cys-loop- und P2X-Familie liganden-gesteuerter Ionenkanäle [PDF]

open access: yes, 2006
The results presented here strongly indicate that ubiquitination of the recombinant human alpha1 GlyR at the plasma membrane of Xenopus oocytes is involved in receptor internalisation and degradation.
Sadtler, Sven
core  

P2X(4) Receptors Influence Inflammasome Activation after Spinal Cord Injury

open access: yes, 2012
P2X(4) and P2X(7) are the predominant purinergic P2X receptor subtypes expressed on immune and neural cells. These receptor subtypes traffic between intracellular compartments and the plasma membrane and form protein interactions with each other to ...
Koninck, Yves   +7 more
core   +1 more source

The role of extracellular ATP and P2X receptors in the pathogenesis of HIV-1. [PDF]

open access: yesCurr Opin Pharmacol, 2023
Rodriguez NR   +3 more
europepmc   +1 more source

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