Distinct effects of bFGF and PDGF on oligodendrocyte progenitor cells.

abstract：:The effects of microglia-conditioned medium (MCM) on the inducible Nrf2 system in astrocyte-rich cultures were investigated by determination of glutathione (GSH) levels, γglutamylcysteine ligase (γGCL) activity, the protein levels of Nrf2, Keap1, the modulatory subunit of γGCL (γGCL-M) and activated MAP kinases (ERK1/...

journal_title：Glia

authors： Correa F,Ljunggren E,Mallard C,Nilsson M,Weber SG,Sandberg M

更新日期：2011-05-01 00:00:00

abstract：:The purpose of this study was to investigate whether insulin, fibroblast growth factor (FGF), and mitogen-activated protein kinase (MAPK) pathways protect retinal neurons against excitotoxicity and regulate the proliferation of Müller glia. We found that intraocular injections of insulin or FGF2 had variable effects u...

journal_title：Glia

authors： Fischer AJ,Scott MA,Ritchey ER,Sherwood P

更新日期：2009-11-01 00:00:00

abstract：:This article reviews how the uptake of neurotransmitter by glial amino acid transporters limits the spatial spread of transmitter to preserve the independent operation of nearby synapses, temporally shapes postsynaptic currents, and regulates the effects of tonic transmitter release. We demonstrate the importance of a...

journal_title：Glia

authors： Marcaggi P,Attwell D

更新日期：2004-08-15 00:00:00

abstract：:These studies have enabled the first characterization of the properties of ion channels in adult oligodendrocytes. Cell-attached recordings from cultured adult bovine cells showed channel activity with 140 mM KCl in the patch pipette; the amplitude of the currents was increased with increasing membrane hyperpolarizati...

journal_title：Glia

authors： McLarnon JG,Kim SU

更新日期：1989-01-01 00:00:00

abstract：:Zinc finger transcription factors of the Krüppel-class figure prominently in cell fate specification and differentiation in the nervous system. One of the Krüppel-type genes that was originally cloned from an oligodendrocyte library by virtue of its homology with the prototypic Krüppel motif is the rat rKr2 gene (Pott...

journal_title：Glia

authors： Lovas G,Li W,Pott U,Verga T,Hudson LD

更新日期：2001-04-15 00:00:00

abstract：:We have employed amoeboid microglia purified from primary cultures of neonatal rat brain to examine the effect of bacterial lipopolysaccharide (LPS), a potent activator of immune cells, on intracellular calcium concentration ([Ca2+]i) in brain macrophages. In single brain macrophages loaded with indo 1, pulse administ...

journal_title：Glia

authors： Bader MF,Taupenot L,Ulrich G,Aunis D,Ciesielski-Treska J

更新日期：1994-08-01 00:00:00

abstract：:Neuropsin and protease M/neurosin are serine proteases expressed by neurons and glial cells, and serve a variety of functions in the central nervous system (CNS). The current study demonstrates changes in the expression of these proteases following hemisection of the mouse spinal cord. Within unlesioned spinal cord, n...

journal_title：Glia

authors： Terayama R,Bando Y,Takahashi T,Yoshida S

更新日期：2004-11-01 00:00:00

abstract：:Astrocytes support neurons not only physically but also chemically by secreting neurotrophic factors and energy substrates. Moreover, astrocytes establish a glial network and communicate through gap junctions in the brain. Connexin 43 (Cx43) is one of major component proteins in astrocytic gap junctions. Heterozygote ...

journal_title：Glia

authors： Nakase T,Yoshida Y,Nagata K

更新日期：2006-10-01 00:00:00

abstract：:The X-linked mutation rumpshaker (rsh), which is probably an allele of jimpy (jp), causes hypomyelination in the CNS of mice. This study examines the developmental expression of the morphology, glial cells, and immunostaining of myelin proteins in the optic nerve and spinal cord. The optic nerve contains varying numbe...

journal_title：Glia

authors： Fanarraga ML,Griffiths IR,McCulloch MC,Barrie JA,Kennedy PG,Brophy PJ

更新日期：1992-01-01 00:00:00

abstract：:Intracellular pH (pHi) was measured at 37 degrees C in mature rat cerebellar oligodendrocytes dissociated in culture by using the pH-sensitive probe BCECF. Cells were identified by anti-galactocerebroside antibody. The mean steady-state pHi was 7.02 in the absence of CO2/bicarbonate (Hepes-buffered solution) at an ext...

journal_title：Glia

authors： Boussouf A,Lambert RC,Gaillard S

更新日期：1997-01-01 00:00:00

abstract：:A major role for Müller cells in the retina is to buffer changes in the extracellular K+ concentration ([K+]o) resulting from light-evoked neuronal activity. The primary K+ conductance in Müller cells is the inwardly rectifying K+ channel Kir4.1. Since this channel is constitutively active, K+ can enter or exit Müller...

journal_title：Glia

authors： Connors NC,Kofuji P

更新日期：2006-01-15 00:00:00

abstract：:Hepatocyte growth factor (HGF) is a pleiotropic cytokine able to evoke a wide array of cellular responses including proliferation, migration, and survival through activation of its receptor c-met. Various types of leukocytes have been described to express c-met suggesting that HGF/c-met signaling may directly influenc...

journal_title：Glia

authors： Moransard M,Sawitzky M,Fontana A,Suter T

更新日期：2010-04-01 00:00:00

abstract：:Perisynaptic Schwann cells (PSCs) envelop axonal terminals and are physiologically distinct from the nearby myelinating Schwann cells (MSCs), which surround the same innervating motor axons. PSCs have special functions at the neuromuscular synapse, where they detect and can modulate neurotransmitter release. Although ...

journal_title：Glia

authors： Georgiou J,Charlton MP

更新日期：1999-08-01 00:00:00

abstract：:Neuroadapted Sindbis Virus (NSV) is a neuronotropic virus that causes hindlimb paralysis in susceptible mice and rats. The authors and others have demonstrated that though death of infected motor neurons occurs, bystander death of uninfected neurons also occurs and both contribute to the paralysis that ensues followin...

journal_title：Glia

authors： Carmen J,Gowing G,Julien JP,Kerr D

更新日期：2006-08-01 00:00:00

abstract：:The effect of cholinergic agonists and antagonists on the intracellular free Ca2+ concentration ([Ca2+]i) of leech neuropile glial cells was investigated by use of iontophoretically injected fura-2. In neuropile glial cells, cholinergic agonists induced a marked increase in [Ca2+]i that was inhibited by d-tubocurarine...

journal_title：Glia

authors： Hochstrate P,Schlue WR

更新日期：1995-09-01 00:00:00

abstract：:The goal of this study was to investigate the reaction of the Müller cells to elevated intraocular pressure (IOP). Elevated IOP is one of the risk factors in glaucomatous retinal ganglion cell (RGC) degeneration. Müller cells play an important role in retinal homeostasis. The reaction of Müller cells was examined by e...

journal_title：Glia

authors： Woldemussie E,Wijono M,Ruiz G

更新日期：2004-08-01 00:00:00

abstract：:Protein tyrosine kinase (PTK) activity is abundant in microglia, but the PTKs that participate in their activation have not been identified. For these studies, we used three paradigms to characterize PTK expression during microglial activation: resting and activated microglia were bulk fractionated from the adult brai...

journal_title：Glia

authors： Krady JK,Basu A,Levison SW,Milner RJ

更新日期：2002-10-01 00:00:00

abstract：:Glioblastoma (GBM) is an aggressive primary tumor, causing thousands of deaths worldwide every year. The mean survival of patients with GBM remains below 20 months despite current available therapies. GBM cells' interactions with their stromal counterparts are crucial for tumor development. Astrocytes are glial cells ...

journal_title：Glia

authors： Brandao M,Simon T,Critchley G,Giamas G

更新日期：2019-05-01 00:00:00

abstract：:Microglia show a rich repertoire of activation patterns regulated by a complex ensemble of surface ion channels, receptors, and transporters. We and others have investigated whether microglia vary their K+ channel expression as a means to achieve functional diversity. However, most of the prior studies were conducted ...

journal_title：Glia

authors： Di Lucente J,Nguyen HM,Wulff H,Jin LW,Maezawa I

更新日期：2018-09-01 00:00:00

abstract：:The adrenergic agonist norepinephrine can exert its influence on cell function by activating both alpha- and beta-adrenergic receptors. In astrocytes, the alpha-adrenergic receptor activity of norepinephrine is known to inhibit the cyclic AMP response elicited by its action at beta-adrenergic receptors. Pharmacologica...

journal_title：Glia

authors： Northam WJ,Bedoy CA,Mobley PL

更新日期：1989-01-01 00:00:00

abstract：:Hydrogen sulfide (H2 S) and nitric oxide (NO) have been described as gasotransmitters. Anti-inflammatory activity in the central and peripheral nervous systems may be one of their functions. Previously we demonstrated that several SH(-) donors including H2 S-releasing aspirin (S-ASA) exhibited anti-inflammatory and ne...

journal_title：Glia

authors： Lee M,McGeer E,Kodela R,Kashfi K,McGeer PL

更新日期：2013-10-01 00:00:00

abstract：:In the last decade, microRNAs have been increasingly recognized as key modulators of glial development. Recently, we identified miR-125a-3p as a new player in oligodendrocyte physiology, regulating in vitro differentiation of oligodendrocyte precursor cells (OPCs). Here, we show that miR-125a-3p is upregulated in acti...

journal_title：Glia

authors： Marangon D,Boda E,Parolisi R,Negri C,Giorgi C,Montarolo F,Perga S,Bertolotto A,Buffo A,Abbracchio MP,Lecca D

更新日期：2020-10-01 00:00:00

abstract：:Microglia respond rapidly to injury, increasing their synthesis and release of inflammatory mediators, many of which contribute to the maintenance of persistent pain following CNS or PNS injury. We have recently shown that the lysosomal cysteine protease Cathepsin S (CatS) expressed by spinal microglia is vital for th...

journal_title：Glia

authors： Clark AK,Wodarski R,Guida F,Sasso O,Malcangio M

更新日期：2010-11-01 00:00:00

abstract：:Elevated levels of Oncostatin M (OSM), an interleukin-6 family cytokine, have been observed in multiple sclerosis (MS), HIV-associated neurocognitive disorder (HAND), and glioblastoma (GBM); however, its effects within the CNS are not well understood. OSM regulates gene expression primarily by activating the JAK/STAT,...

journal_title：Glia

authors： Baker BJ,Park KW,Qin H,Ma X,Benveniste EN

更新日期：2010-07-01 00:00:00

abstract：:We investigated the effect of receptor blockade induced by an angiotensin II type-1 receptor antagonist (AT(1)-RB) on glial and vascular changes in oxygen-induced retinopathy (OIR), a model of retinopathy of prematurity (ROP). OIR was induced in Sprague-Dawley rats by exposure to 80% oxygen from postnatal (P) days 0-1...

journal_title：Glia

authors： Downie LE,Pianta MJ,Vingrys AJ,Wilkinson-Berka JL,Fletcher EL

更新日期：2008-08-01 00:00:00

abstract：:The basic helix-loop-helix (bHLH) transcription factor Ascl1 plays crucial roles in both oligodendrocyte development and neuronal development; however, the molecular target of Ascl1 in oligodendrocyte progenitor cells (OPCs) remains elusive. To identify the downstream targets of Ascl1 in OPCs, we performed gene expres...

journal_title：Glia

authors： Ueno T,Ito J,Hoshikawa S,Ohori Y,Fujiwara S,Yamamoto S,Ohtsuka T,Kageyama R,Akai M,Nakamura K,Ogata T

更新日期：2012-10-01 00:00:00

abstract：:Astroglial dysfunction plays an important role in neurodegenerative diseases otherwise attributed to neuronal loss of function. Here we focus on the role of astroglia in ataxia-telangiectasia (A-T), a disease caused by mutations in the ataxia-telangiectasia mutated (ATM) gene. A hallmark of A-T pathology is progressiv...

journal_title：Glia

authors： Campbell A,Bushman J,Munger J,Noble M,Pröschel C,Mayer-Pröschel M

更新日期：2016-02-01 00:00:00

abstract：:Microglial cells have a double life as the immune cells of the brain in times of stress but have also specific physiological functions in homeostatic conditions. In pathological contexts, microglia undergo a phenotypic switch called "reaction" that promotes the initiation and the propagation of neuro-inflammation. Rea...

journal_title：Glia

authors： Hirbec H,Marmai C,Duroux-Richard I,Roubert C,Esclangon A,Croze S,Lachuer J,Peyroutou R,Rassendren F

更新日期：2018-05-01 00:00:00

abstract：:The mechanisms that control microglial activation are of interest, since neuroinflammation, which involves reactive microglia, may be an additional target in the search for therapeutic strategies to treat neurodegenerative diseases. Neuron-microglia interaction through contact-dependent or independent mechanisms is in...

journal_title：Glia

authors： Dentesano G,Serratosa J,Tusell JM,Ramón P,Valente T,Saura J,Solà C

更新日期：2014-06-01 00:00:00

abstract：:VEGF is an important factor in tumor vascularization and used as target for anti-angiogenic treatment strategies in glioma. In this study, we demonstrate for the first time that VEGF is a modulator of the innate immune response with suppressive effects on the immunologic and pro-angiogenic function of microglia/macrop...

journal_title：Glia

authors： Turkowski K,Brandenburg S,Mueller A,Kremenetskaia I,Bungert AD,Blank A,Felsenstein M,Vajkoczy P

更新日期：2018-01-01 00:00:00