Results 61 to 70 of about 28,974 (217)

G protein‐coupled receptor‐mediated autophagy in health and disease

open access: yesBritish Journal of Pharmacology, EarlyView.
G protein‐coupled receptors (GPCRs) constitute the largest and most diverse superfamily of mammalian transmembrane proteins. These receptors are involved in a wide range of physiological functions and are targets for more than a third of available drugs in the market. Autophagy is a cellular process involved in degrading damaged proteins and organelles
Devrim Öz‐Arslan   +2 more
wiley   +1 more source

Extracellular ATP triggers proteolysis and cytosolic Ca²⁺ rise in Plasmodium berghei and Plasmodium yoelii malaria parasites. [PDF]

open access: yes, 2012
BACKGROUND: Plasmodium has a complex cell biology and it is essential to dissect the cell-signalling pathways underlying its survival within the host. METHODS: Using the fluorescence resonance energy transfer (FRET) peptide substrate Abz-AIKFFARQ-EDDnp ...
Blackman, Michael J   +6 more
core   +4 more sources

ERNEST COST action overview on the (patho)physiology of GPCRs and orphan GPCRs in the nervous system

open access: yesBritish Journal of Pharmacology, EarlyView.
G protein‐coupled receptors (GPCRs) are a large family of cell surface receptors that play a critical role in nervous system function by transmitting signals between cells and their environment. They are involved in many, if not all, nervous system processes, and their dysfunction has been linked to various neurological disorders representing important
Necla Birgül Iyison   +15 more
wiley   +1 more source

A Brief View of Molecular Modeling Approaches to P2 Receptors [PDF]

open access: yes, 2019
Purinergic receptors are a class of receptors distributed into two groups, P1 and P2. P1 receptors are activated by nucleosides, like adenosine, while nucleotides active P2 receptors.
Alberto, Anael V.P.   +4 more
core   +1 more source

Role of purines in brain development, from neuronal proliferation to synaptic refinement [PDF]

open access: yes, 2023
© 2023 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/)The purinergic system includes P1 and P2 receptors, which are activated by ATP and its metabolites.
Lévi, Sabine   +3 more
core   +1 more source

Progress on the development of Class A GPCR‐biased ligands

open access: yesBritish Journal of Pharmacology, EarlyView.
Class A G protein‐coupled receptors (GPCRs) continue to garner interest for their essential roles in cell signalling and their importance as drug targets. Although numerous drugs in the clinic target these receptors, over 60% GPCRs remain unexploited. Moreover, the adverse effects triggered by the available unbiased GPCR modulators, limit their use and
Paula Morales   +20 more
wiley   +1 more source

Hypoxia induces purinergic receptor signaling to disrupt endothelial barrier function

open access: yesFrontiers in Physiology, 2022
Blood-brain-barrier permeability is regulated by endothelial junctional proteins and is vital in limiting access to and from the blood to the CNS. When stressed, several cells, including endothelial cells, can release nucleotides like ATP and ADP that ...
Somasundaram Raghavan   +3 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  

Release of ATP in the ventral medulla during hypoxia in rats: role in hypoxic ventilatory response [PDF]

open access: yes, 2005
P2X2 receptor subunits of the ATP-gated ion channels are expressed by physiologically identified respiratory neurons in the ventral respiratory column, implicating ATP in the control of respiratory activity.
Dale, Nicholas   +3 more
core   +2 more sources

Mechanisms of enteric neuropathy in diverse contexts of gastrointestinal dysfunction

open access: yesNeurogastroenterology &Motility, EarlyView.
Abstract The enteric nervous system (ENS) commands moment‐to‐moment gut functions through integrative neurocircuitry housed in the gut wall. The functional continuity of ENS networks is disrupted in enteric neuropathies and contributes to major disturbances in normal gut activities including abnormal gut motility, secretions, pain, immune dysregulation,
Julia R. Jamka, Brian D. Gulbransen
wiley   +1 more source

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