Results 51 to 60 of about 53,110 (258)

Extracellular ATP drives systemic inflammation, tissue damage and mortality [PDF]

open access: yes, 2014
Systemic inflammatory response syndromes (SIRS) may be caused by both infectious and sterile insults, such as trauma, ischemia-reperfusion or burns. They are characterized by early excessive inflammatory cytokine production and the endogenous release of ...
Brouckaert, Peter   +4 more
core   +1 more source

mGluR1 receptors contribute to non-purinergic slow excitatory transmission to submucosal VIP neurons of guinea-pig ileum

open access: yesFrontiers in Neuroscience, 2009
Vasoactive intestinal peptide (VIP) immunoreactive secretomotor neurons in the submucous plexus are involved in mediating bacterial toxin-induced hypersecretion leading to diarrhoea.
Jaime Pei Pei Foong, Joel C Bornstein
doaj   +1 more source

Mitochondria Synergize With P2 Receptors to Regulate Human T Cell Function

open access: yesFrontiers in Immunology, 2020
Intracellular ATP is the universal energy carrier that fuels many cellular processes. However, immune cells can also release a portion of their ATP into the extracellular space.
Carola Ledderose, Wolfgang G. Junger
doaj   +1 more source

Midkine‐Mediated Microglia Activation after Renal Injury Promotes Cognitive Impairment Following Ischemic Renal Injury

open access: yesAdvanced Science, EarlyView.
The mechanism of secondary cognitive impairment following AKI. When renal ischemic injury progresses to fibrosis, renal fibroblasts and damaged tubular cells secrete MDK, which circulates through the bloodstream, crosses the damaged BBB, and accumulates in the hippocampus tissue (an area crucial for learning and memory).
Li Lu   +10 more
wiley   +1 more source

Pathophysiological Role of Extracellular Purinergic Mediators in the Control of Intestinal Inflammation

open access: yesMediators of Inflammation, 2015
Purinergic mediators such as adenosine 5′-triphosphate (ATP) are released into the extracellular compartment from damaged tissues and activated immune cells. They are then recognized by multiple purinergic P2X and P2Y receptors.
Yosuke Kurashima   +2 more
doaj   +1 more source

De Novo Gene Transcription of Connexin Mediates Cytoplasmic Fluid Exchange and Flocking Transitions in Physiological and Cancerous Epithelial Systems

open access: yesAdvanced Science, EarlyView.
EGF‐induced de novo transcription of connexins Cx26 and Cx31 promotes flocking behavior that fluidizes epithelia and enables coordinated collective migration. Connexin‐driven cytoplasmic exchange mechanistically links growth‐factor signaling to invasive dynamics.
Hind Abdo   +18 more
wiley   +1 more source

Purinergic Signaling in the Pathophysiology and Treatment of Huntington’s Disease

open access: yesFrontiers in Neuroscience, 2021
Huntington’s disease (HD) is a devastating, progressive, and fatal neurodegenerative disorder inherited in an autosomal dominant manner. This condition is characterized by motor dysfunction (chorea in the early stage, followed by bradykinesia, dystonia ...
Melissa Talita Wiprich   +4 more
doaj   +1 more source

Dual control of vascular tone and remodelling by ATP released from nerves and endothelial cells [PDF]

open access: yes, 2008
Purinergic signalling is important both in short-term control of vascular tone and in longer-term control of cell proliferation, migration and death involved in vascular remodelling.
Burnstock, G
core  

ER localized bestrophin1 activates Ca2+ dependent ion channels TMEM16A and SK4 [PDF]

open access: yes, 2009
Bestrophins form Ca2+ activated Cl- channels and regulate intercellular Ca2+ signaling1. We demonstrate that bestrophin 1 is localized in the endoplasmic reticulum (ER), where it physically interacts with stromal interacting molecule 1 (Stim1), the ER ...
Fadi AlDehni   +6 more
core   +2 more sources

Purines, Purinergic Receptors, and Cancer [PDF]

open access: yesCancer Research, 2012
AbstractPurines were long thought to be restricted to the intracellular compartment, where they are used for energy transactions, nucleic acid synthesis, and a multiplicity of biochemical reactions. However, it is now clear that both adenosine and adenosine triphosphate are (i) abundant biochemical components of the tumor microenvironment, (ii) potent ...
openaire   +3 more sources

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