Probenecid, an old drug with potential new uses for central nervous system disorders and neuroinflammation

C García-Rodríguez, P Mujica, J Illanes-González… - Biomedicines, 2023 - mdpi.com
Probenecid is an old uricosuric agent used in clinics to treat gout and reduce the renal
excretion of antibiotics. In recent years, probenecid has gained attention due to its ability to …

Mast cell and astrocyte hemichannels and their role in Alzheimer's disease, ALS, and harmful stress conditions

PA Harcha, P Garcés, C Arredondo… - International Journal of …, 2021 - mdpi.com
Considered relevant during allergy responses, numerous observations have also identified
mast cells (MCs) as critical effectors during the progression and modulation of several …

A physiologic rise in cytoplasmic calcium ion signal increases pannexin1 channel activity via a C-terminus phosphorylation by CaMKII

X López, N Palacios-Prado, J Güiza… - Proceedings of the …, 2021 - National Acad Sciences
Pannexin1 (Panx1) channels are ubiquitously expressed in vertebrate cells and are widely
accepted as adenosine triphosphate (ATP)-releasing membrane channels. Activation of …

Contribution of the α5 nAChR subunit and α5SNP to nicotine-induced proliferation and migration of human cancer cells

I Papapostolou, D Ross-Kaschitza, F Bochen, C Peinelt… - Cells, 2023 - mdpi.com
Nicotine in tobacco is known to induce tumor-promoting effects and cause chemotherapy
resistance through the activation of nicotinic acetylcholine receptors (nAChRs). Many …

Oxidative stress, inflammation and connexin hemichannels in muscular dystrophies

A González-Jamett, W Vásquez, G Cifuentes-Riveros… - Biomedicines, 2022 - mdpi.com
Muscular dystrophies (MDs) are a heterogeneous group of congenital neuromuscular
disorders whose clinical signs include myalgia, skeletal muscle weakness, hypotonia, and …

P2X7 receptors and pannexin1 hemichannels shape presynaptic transmission

N Vitureira, A Rafael, V Abudara - Purinergic Signalling, 2024 - Springer
Over the last decades, since the discovery of ATP as a transmitter, accumulating evidence
has been reported about the role of this nucleotide and purinergic receptors, in particular …

Autocrine activation of P2X7 receptors mediates catecholamine secretion in chromaffin cells

MC Maldifassi, MJ Guerra‐Fernández… - British Journal of …, 2024 - Wiley Online Library
Background and Purpose ATP is highly accumulated in secretory vesicles and secreted
upon exocytosis from neurons and endocrine cells. In adrenal chromaffin granules …

Immune response studies based on P2X7 receptors: A Mini-Review

Y Deng, M Zhou, X Zhao, X Xue, L Liao… - Current …, 2022 - ingentaconnect.com
Inflammation, as a complex immunopathological process, is the organism's natural defense
response against harmful, foreign, and destructive immune or non-immune factors. It is the …

The long-term pannexin 1 ablation produces structural and functional modifications in hippocampal neurons

C Flores-Muñoz, F García-Rojas, MA Pérez… - Cells, 2022 - mdpi.com
Enhanced activity and overexpression of Pannexin 1 (Panx1) channels contribute to
neuronal pathologies such as epilepsy and Alzheimer's disease (AD). The Panx1 channel …

Human pannexin 1 channel is not phosphorylated by Src tyrosine kinase at Tyr199 and Tyr309

Z Ruan, J Lee, Y Li, J Du, W Lü - Elife, 2024 - elifesciences.org
Protein phosphorylation is one of the major molecular mechanisms regulating protein
activity and function throughout the cell. Pannexin 1 (PANX1) is a large-pore channel …