Gliotoxicity and glioprotection: the dual role of glial cells

A Quincozes-Santos, CL Santos… - Molecular …, 2021 - Springer
Glial cells (astrocytes, oligodendrocytes and microglia) are critical for the central nervous
system (CNS) in both physiological and pathological conditions. With this in mind, several …

[HTML][HTML] Guanosine: a neuromodulator with therapeutic potential in brain disorders

D Lanznaster, T Dal-Cim, TCB Piermartiri… - Aging and …, 2016 - ncbi.nlm.nih.gov
Guanosine is a purine nucleoside with important functions in cell metabolism and a
protective role in response to degenerative diseases or injury. The past decade has seen …

Protection of bovine mammary epithelial cells from hydrogen peroxide‐induced oxidative cell damage by resveratrol

X Jin, K Wang, H Liu, F Hu, F Zhao… - Oxidative Medicine and …, 2016 - Wiley Online Library
The mammary epithelial cells (MECs) of high‐producing dairy cows are likely to be subject
to oxidative stress (OS) due to the intensive cell metabolism. The objectives of this study …

Guanosine and its role in neuropathologies

LEB Bettio, J Gil-Mohapel, ALS Rodrigues - Purinergic signalling, 2016 - Springer
Guanosine is a purine nucleoside thought to have neuroprotective properties. It is released
in the brain under physiological conditions and even more during pathological events …

Neuromodulatory effects of guanine-based purines in health and disease

CI Tasca, D Lanznaster, KA Oliveira… - Frontiers in cellular …, 2018 - frontiersin.org
The function of guanine-based purines (GBPs) is mostly attributed to the intracellular
modulation of heteromeric and monomeric G proteins. However, extracellular effects of …

Guanosine inhibits LPS-induced pro-inflammatory response and oxidative stress in hippocampal astrocytes through the heme oxygenase-1 pathway

B Bellaver, DG Souza, LD Bobermin, CA Gonçalves… - Purinergic …, 2015 - Springer
Guanosine, a guanine-based purine, is an extracellular signaling molecule that is released
from astrocytes and has been shown to promote central nervous system defenses in several …

[HTML][HTML] Fluctuations in glucose levels induce glial toxicity with glutamatergic, oxidative and inflammatory implications

A Quincozes-Santos, LD Bobermin, AM de Assis… - … et Biophysica Acta (BBA …, 2017 - Elsevier
Astrocytes are dynamic cells that maintain brain homeostasis by regulating neurotransmitter
systems, antioxidant defenses, inflammatory responses and energy metabolism. Astroglial …

Guanosine anxiolytic-like effect involves adenosinergic and glutamatergic neurotransmitter systems

RF Almeida, DD Comasseto, DB Ramos… - Molecular …, 2017 - Springer
Accumulating evidences indicate that endogenous modulators of excitatory synapses in the
mammalian brain are potential targets for treating neuropsychiatric disorders. Indeed …

Guanosine protects against cortical focal ischemia. Involvement of inflammatory response

G Hansel, AC Tonon, FL Guella, LF Pettenuzzo… - Molecular …, 2015 - Springer
Stroke is the major cause of death and the most frequent cause of disability in the adult
population worldwide. Guanosine plays an important neuroprotective role in several …

Augmentation effect of ketamine by guanosine in the novelty-suppressed feeding test is dependent on mTOR signaling pathway

A Camargo, FL Pazini, JM Rosa, IAV Wolin… - Journal of psychiatric …, 2019 - Elsevier
The ketamine's potential for the treatment of refractory depression and anxiety has been
considered one the most important discoveries in the last years, however, repeated use of …