Results 81 to 90 of about 5,309 (159)

A taste for ATP: neurotransmission in taste buds

open access: yesFrontiers in Cellular Neuroscience, 2013
Not only is ATP a ubiquitous source of energy but it is also used widely as an intercellular signal. For example, keratinocytes release ATP in response to numerous external stimuli including pressure, heat and chemical insult. The released ATP activates
Thomas E. Finger, Sue C Kinnamon
doaj   +1 more source

Single-cell dynamics of pannexin-1-facilitated programmed ATP loss during apoptosis

open access: yeseLife, 2020
ATP is essential for all living cells. However, how dead cells lose ATP has not been well investigated. In this study, we developed new FRET biosensors for dual imaging of intracellular ATP level and caspase-3 activity in single apoptotic cultured human ...
Hiromi Imamura   +8 more
doaj   +1 more source

The Opening of Connexin 43 Hemichannels Alters Hippocampal Astrocyte Function and Neuronal Survival in Prenatally LPS-Exposed Adult Offspring

open access: yesFrontiers in Cellular Neuroscience, 2019
Clinical evidence has revealed that children born from mothers exposed to viral and bacterial pathogens during pregnancy are more likely to suffer various neurological disorders including schizophrenia, autism bipolar disorder, major depression, epilepsy,
Carolina E. Chávez   +6 more
doaj   +1 more source

Effect of 6 Weeks Endurance Exercise on Hippocampal Pannexin-1 and NLRP-1 Protein Levels in Experimental Diabetic Male Wistar Rats

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2020
Introduction: Diabetes is one of the most common metabolic diseases that is associated with high blood sugar and can cause disorders of the central nervous system.
Mohammad Rami   +3 more
doaj  

Powerful partnership: crosstalk between pannexin 1 and the cytoskeleton

open access: yesFrontiers in Physiology, 2014
Pannexin 1 (Panx1) large-pore ion and metabolite channels are emerging as key proteins in many physiological and pathophysiological scenarios. Recent evidence has tightly linked Panx1 trafficking and function to the cytoskeleton, a multi-component ...
Andrew Kenneth Jameson Boyce   +5 more
doaj   +1 more source

The role of pannexin/purinergic signaling in intervascular communication from capillaries during skeletal muscle contraction in male Golden hamsters

open access: yesPhysiological Reports
We sought to determine the physiological relevance of pannexin/purinergic‐dependent signaling in mediating conducted vasodilation elicited by capillary stimulation through skeletal muscle contraction.
Iain R. Lamb   +2 more
doaj   +1 more source

The biochemistry and function of pannexin channels

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 2013
Three family members compose the pannexin family of channel-forming glycoproteins (Panx1, Panx2 and Panx3). Their primary function is defined by their capacity to form single-membrane channels that are regulated by post-translational modifications, channel intermixing, and sub-cellular expression profiles.
Penuela, Silvia   +2 more
openaire   +2 more sources

The P2X7 Receptor Primes IL-1β and the NLRP3 Inflammasome in Astrocytes Exposed to Mechanical Strain

open access: yesFrontiers in Cellular Neuroscience, 2017
Inflammatory responses play a key role in many neural pathologies, with localized signaling from the non-immune cells making critical contributions. The NLRP3 inflammasome is an important component of innate immune signaling and can link neural insult to
Farraj Albalawi   +9 more
doaj   +1 more source

IMPLICATIONS OF PANNEXIN 1 AND PANNEXIN 3 IN KERATINOCYTE DIFFERENTIATION [PDF]

open access: yes, 2009
Pannexin (Panx) 1 and Panx3 are integral membrane proteins with sequence homology to the invertebrate gap junctions, innexins, and are expressed in mammalian skin. Panxs form functional single-membrane channels but their importance in regulating cellular function is poorly understood.
openaire  

Pannexin 1 and Adipose Tissue [PDF]

open access: yes, 2017
Defective glucose uptake in adipocytes leads to impaired metabolic homeostasis and insulin resistance, hallmarks of type 2 diabetes. Extracellular ATP-derived nucleotides and nucleosides are important regulators of adipocyte function, but the pathway for controlled ATP release from adipocytes is unknown. Here, we investigated whether Pannexin 1 (Panx1)
openaire   +1 more source

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