Results 71 to 80 of about 199,121 (304)

Action of Natural Products on P2 Receptors: A Reinvented Era for Drug Discovery

open access: yesMolecules, 2012
Natural products contribute significantly to available drug therapies and have been a rich source for scientific investigation. In general, due to their low cost and traditional use in some cultures, they are an object of growing interest as alternatives
Luiz Alves   +4 more
doaj   +1 more source

The prolactin receptor scaffolds Janus kinase 2 via co-structure formation with phosphoinositide-4,5-bisphosphate

open access: yeseLife, 2023
Class 1 cytokine receptors transmit signals through the membrane by a single transmembrane helix to an intrinsically disordered cytoplasmic domain that lacks kinase activity. While specific binding to phosphoinositides has been reported for the prolactin
Raul Araya-Secchi   +8 more
doaj   +1 more source

Coordinated oscillations in cortical actin and Ca2+ correlate with cycles of vesicle secretion. [PDF]

open access: yes, 2012
The actin cortex both facilitates and hinders the exocytosis of secretory granules. How cells consolidate these two opposing roles was not well understood. Here we show that antigen activation of mast cells induces oscillations in Ca(2+) and PtdIns(4,5)P(
Meyer, T, Wollman, R
core   +1 more source

Strategies for Loading and Releasing Peptide Therapeutics in Biodegradable Carriers

open access: yesAdvanced Functional Materials, EarlyView.
A biodegradable carrier‐based peptide delivery system is a powerful treatment platform for diverse diseases, owing to its superior therapeutic efficacy and low toxicity. This review examines the conventional peptide‐loaded carrier fabrication process and its current limitations.
Wookyoung Jang, Ki Wan Bong
wiley   +1 more source

P2 receptors in cardiovascular regulation and disease [PDF]

open access: yesPurinergic Signalling, 2007
The role of ATP as an extracellular signalling molecule is now well established and evidence is accumulating that ATP and other nucleotides (ADP, UTP and UDP) play important roles in cardiovascular physiology and pathophysiology, acting via P2X (ion channel) and P2Y (G protein-coupled) receptors.
Erlinge, D, Burnstock, G
openaire   +4 more sources

Physiologic roles of P2 receptors in leukocytes

open access: yesJournal of Leukocyte Biology, 2022
AbstractSince their discovery in the 1970s, purinergic receptors have been shown to play key roles in a wide variety of biologic systems and cell types. In the immune system, purinergic receptors participate in innate immunity and in the modulation of the adaptive immune response. In particular, P2 receptors, which respond to extracellular nucleotides,
Alberto, Anael Viana Pinto   +10 more
openaire   +2 more sources

Role of P2 X7 receptor during focused ultrasound induced blood brain barrier modulation

open access: yesScientific Reports
Although low-intensity focused ultrasound (LiFUS) with microbubbles is used to temporally open the blood-brain barrier (BBB), the underlying mechanism is not fully understood.
Junwon Park   +7 more
doaj   +1 more source

The P2 receptor antagonist PPADS supports recovery from experimental stroke in vivo. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: After ischemia of the CNS, extracellular adenosine 5'-triphosphate (ATP) can reach high concentrations due to cell damage and subsequent increase of membrane permeability. ATP may cause cellular degeneration and death, mediated by P2X and P2Y
Alexandra B Lämmer   +9 more
doaj   +1 more source

TRPV4, TRPC1, and TRPP2 assemble to form a flow-sensitive heteromeric channel [PDF]

open access: yes, 2014
Transient receptor potential (TRP) channels, a superfamily of ion channels, can be divided into 7 subfamilies, including TRPV, TRPC, TRPP, and 4 others. Functional TRP channels are tetrameric complexes consisting of 4 pore-forming subunits.
Birnbaumer, Lutz   +5 more
core   +1 more source

Exploring an Alternative to mRNA Vaccine Cold Chain Storage: MRNA‐Lipid Nanoparticle Stability When Dried in a Polymer Matrix

open access: yesAdvanced Functional Materials, EarlyView.
The nanostructure, size, and function of mRNA‐loaded lipid nanoparticles are evaluated before drying, within polymer microneedles, and after rehydration. The results reveal the polymer and LNP loadings required to recover nanostructure and preserve the delivery performance in dry‐state formulations.
Brendan P. Dyett   +19 more
wiley   +1 more source

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