Specific binding of glycosylated beta-galactosidase to bovine brain synaptic membrane.

abstract：:Proteins that control the excitability of neurons, including voltage-dependent ion channels and neurotransmitter receptors, reside in a membrane lipid environment that includes sphingomyelin, but the influence of the metabolism of this lipid on excitability is unknown. Sphingomyelin in the plasma membrane can be cleav...

journal_title：Journal of neurochemistry

authors： Norman E,Cutler RG,Flannery R,Wang Y,Mattson MP

更新日期：2010-07-01 00:00:00

abstract：:We examined the effects of chronic systemic administration of the mitochondrial toxin 3-nitropropionic acid (3-NP) in doses ranging from 12 to 16 mg/kg/day for 30 days on striatal cytoarchitecture in rats. Administration of 3-NP at a dose of 16 mg/kg/day resulted in large lesions with a central necrotic core that was ...

journal_title：Journal of neurochemistry

authors： Wüllner U,Young AB,Penney JB,Beal MF

更新日期：1994-11-01 00:00:00

abstract：:Gap junctions serve as intercellular conduits that allow the exchange of small molecular weight molecules (up to 1 kDa) including ions, metabolic precursors and second messengers. Microglia are capable of recognizing peptidoglycan (PGN) derived from the outer cell wall of Staphylococcus aureus, a prevalent CNS pathoge...

journal_title：Journal of neurochemistry

authors： Garg S,Md Syed M,Kielian T

更新日期：2005-10-01 00:00:00

abstract：:During CNS injury and diseases, nitric oxide (NO) is released at a high flux rate leading to formation of peroxynitrite (ONOO(*)) and other reactive nitrogenous species, which nitrate tyrosines of proteins to form 3-nitrotyrosine (3NY), leading to cell death. Previously, we have found that motor neurons exposed to low...

journal_title：Journal of neurochemistry

authors： Bishop A,Gooch R,Eguchi A,Jeffrey S,Smallwood L,Anderson J,Estevez AG

更新日期：2009-04-01 00:00:00

abstract：:Overactivation of glutamate receptors mediates neuronal death in several acute and chronic neurodegenerative diseases. The intracellular processes underlying this form of death, however, remain poorly understood. Depending on the severity of insult, N-methyl-D-aspartate (NMDA) receptor activation induces either apopto...

journal_title：Journal of neurochemistry

authors： Tenneti L,D'Emilia DM,Troy CM,Lipton SA

更新日期：1998-09-01 00:00:00

abstract：:Glutaminyl cyclases (QC) catalyze the formation of neurotoxic pGlu-modified amyloid-β peptides found in the brains of people with Alzheimer's disease (AD). Reports of several-fold increases in soluble QC (sQC) expression in the brain and peripheral circulation of AD individuals has prompted the development of QC inhib...

journal_title：Journal of neurochemistry

authors： Gunn AP,Wong BX,McLean C,Fowler C,Barnard PJ,Duce JA,Roberts BR,AIBL Research Group.

更新日期：2020-07-02 00:00:00

abstract：:Neuroimage analysis in alcoholic corpus callosum (CC) suggests that microstructural abnormalities are higher in the genu followed by the body and the splenium. Molecular mechanisms underlying these dysmorphologys are still unclear. Protein expression was performed using the CC body samples [(nine controls, seven uncom...

journal_title：Journal of neurochemistry

authors： Kashem MA,Etages HD,Kopitar-Jerala N,McGregor IS,Matsumoto I

更新日期：2009-07-01 00:00:00

abstract：:The effect of ascorbic acid on Ca2+ uptake in cultured rat astrocytes was examined in the presence of ouabain and monensin, which are considered to drive the Na(+)-Ca2+ exchanger in the reverse mode. Ascorbic acid at 0.1-1 mM inhibited Na(+)-dependent Ca2+ uptake significantly but not Na(+)-dependent glutamate uptake ...

journal_title：Journal of neurochemistry

authors： Takuma K,Matsuda T,Asano S,Baba A

更新日期：1995-04-01 00:00:00

abstract：:Calcium influx into SH-SY5Y human neuroblastoma cells after ionophore treatment or transient permeabilization in calcium-containing medium increased ALZ-50 immunoreactivity markedly. This increase was prevented by inhibitors active against calpain or against protein kinase C (PKC), suggesting that both of these enzyme...

journal_title：Journal of neurochemistry

authors： Shea TB,Spencer MJ,Beermann ML,Cressman CM,Nixon RA

更新日期：1996-04-01 00:00:00

abstract：:Chronic exposure to the pesticide rotenone induces a selective degeneration of nigrostriatal dopaminergic neurons and reproduces the features of Parkinson's disease in experimental animals. This action is thought to be relevant to its inhibition of the mitochondrial complex I, but the precise mechanism of this suppres...

journal_title：Journal of neurochemistry

authors： Moon Y,Lee KH,Park JH,Geum D,Kim K

更新日期：2005-06-01 00:00:00

abstract：:Synaptosomal-associated protein of 25 kDa (SNAP-25) is thought to play a key role in vesicle exocytosis and in the control of transmitter release. However, the precise mechanisms of action as well as the regulation of SNAP-25 remain unclear. Here we show by immunoprecipitation that activation of protein kinase C (PKC)...

journal_title：Journal of neurochemistry

authors： Genoud S,Pralong W,Riederer BM,Eder L,Catsicas S,Muller D

更新日期：1999-04-01 00:00:00

abstract：:Unilateral frontal cortex ablations were performed in rats so that the glutamate terminals in the ipsilateral rostral neostriatum were removed. At 1 or 7 days later, intraperitoneal injections of ammonium acetate induced different changes in amino acid concentrations in the intact and deafferentated neostriatum. After...

journal_title：Journal of neurochemistry

authors： Engelsen BA,Fosse VM,Fonnum F

更新日期：1987-03-01 00:00:00

abstract：:To examine whether the concentration gradient of glutamine (Gln) drives concentrative Na(+)-independent uptake of neutral amino acids (NAA) in mouse cerebral astrocytes, uptake was compared in "Gln-depleted" and "Gln-replete" cultures. Uptake (30 min in Na(+)-free buffer) of histidine, kynurenine, leucine, tyrosine, a...

journal_title：Journal of neurochemistry

authors： Brookes N

更新日期：1992-07-01 00:00:00

abstract：:Effects of Pb(2+) on vesicular catecholamine release in intact and ionomycin-permeabilized PC12 cells were investigated using carbon fibre microelectrode amperometry. Changes in intracellular Pb(2+) and Ca(2+) were measured from indo-1 fluorescence by confocal laser scanning microscopy. Depolarization of intact cells ...

journal_title：Journal of neurochemistry

authors： Westerink RH,Vijverberg HP

更新日期：2002-03-01 00:00:00

abstract：:Exposure of neurones in culture to excitotoxic levels of glutamate results in an initial transient spike in [Ca2+]i followed by a delayed, irreversible [Ca2+]i rise governed by rapid kinetics, with Ca2+ originating from the extracellular medium. The molecular mechanism responsible for the secondary Ca2+ rise is unknow...

journal_title：Journal of neurochemistry

authors： Chinopoulos C,Gerencser AA,Doczi J,Fiskum G,Adam-Vizi V

更新日期：2004-10-01 00:00:00

abstract：:Dual-probe microdialysis was used to study interstitial diffusion in the rat brain. A radiolabelled tracer, (3H]mannitol, was continuously infused at different concentrations via a probe acutely implanted into the striatum of an anaesthetized male rat or into a dilute agar gel. Samples were collected by a second probe...

journal_title：Journal of neurochemistry

authors： Höistad M,Chen KC,Nicholson C,Fuxe K,Kehr J

更新日期：2002-04-01 00:00:00

abstract：:Currently, the underlying mechanisms and the specific cell types associated with Japanese encephalitis-associated leukocyte trafficking are not understood. Brain microvascular endothelial cells represent a functional barrier and could play key roles in leukocyte central nervous system trafficking. We found that cultur...

journal_title：Journal of neurochemistry

authors： Lai CY,Ou YC,Chang CY,Pan HC,Chang CJ,Liao SL,Su HL,Chen CJ

更新日期：2012-10-01 00:00:00

abstract：:Nicotine has been shown to stimulate neurotransmitter release from brain tissue by acting on presynaptic receptors. In this study, the ability of nicotine pretreatment to produce functional desensitization was investigated in rat striatal synaptosomes in which the release of [3H]dopamine was measured with an in vitro ...

journal_title：Journal of neurochemistry

authors： Rowell PP,Hillebrand JA

更新日期：1994-08-01 00:00:00

abstract：:We have previously reported that the intrinsic ability of motor axons to sprout can vary considerably from nerve to nerve with an inverse correlation to axonal length. In this study we asked whether this variation might be associated with differences in one axonal component, neurofilaments, near the site of outgrowth....

journal_title：Journal of neurochemistry

authors： Pestronk A,Watson DF,Yuan CM

更新日期：1990-03-01 00:00:00

abstract：:The beta-amyloid peptide (Abeta) is considered responsible for the pathogenesis of Alzheimer's disease. Despite the magnitude of reports describing a neurotoxic role of extracellular Abeta, the role for intracellular Abeta (iAbeta) has not been elucidated. We previously demonstrated that in rat pheochromocytoma cells ...

journal_title：Journal of neurochemistry

authors： Arvanitis DN,Ducatenzeiler A,Ou JN,Grodstein E,Andrews SD,Tendulkar SR,Ribeiro-da-Silva A,Szyf M,Cuello AC

更新日期：2007-10-01 00:00:00

abstract：:Isolated rat CNS mitochondria and cultured cortical astrocytes were examined for behavior indicative of a mitochondrial permeability transition (mPT). Exposure of isolated CNS mitochondria to elevated calcium or phosphate or both produced loss of absorbance indicative of mitochondrial swelling. The absorbance decrease...

journal_title：Journal of neurochemistry

authors： Kristal BS,Dubinsky JM

更新日期：1997-08-01 00:00:00

abstract：:Neurofibromatosis type 1 (NF1) is an autosomal dominant genetic condition caused by dominant loss-of-function mutations of the tumor suppressor gene NF1 that encodes neurofibromin, a negative regulator of RAS activity. Mutation analysis of NF1 located at 17q11.2 has been hampered by the large size of the gene, the hig...

journal_title：Journal of neurochemistry

authors： Esposito T,Piluso G,Saracino D,Uccello R,Schettino C,Dato C,Capaldo G,Giugliano T,Varriale B,Paolisso G,Di Iorio G,Melone MA

更新日期：2015-12-01 00:00:00

abstract：:We have examined some of the characteristics of phorbol ester- and agonist-induced down-regulation of astrocyte receptors coupled to phosphoinositide metabolism. Our results show that preincubation of [3H]inositol-labelled astrocyte cultures with phorbol 12-myristate 13-acetate (PMA) resulted in a time- (t 1/2, 1-2 mi...

journal_title：Journal of neurochemistry

authors： Pearce B,Morrow C,Murphy S

更新日期：1988-03-01 00:00:00

abstract：:The zinc-finger transcription factor Yin Yang 1 (YY1) is a multifunctional protein that plays a critical role in embryonic development. Although it has been shown to play a role in eye development, its expression in the retina was not previously described. Here, we investigated YY1 expression in chicken tissues and we...

journal_title：Journal of neurochemistry

authors： Bernard M,Voisin P

更新日期：2008-05-01 00:00:00

abstract：:In a light and electron microscopic immunocytochemical study we have examined the distribution of myelin basic protein (MBP), 2',3'-cyclic nucleotide 3'-phosphodiesterase (CNP), and myelin/oligodendroglial glycoprotein (MOG) within CNS myelin sheaths and oligodendrocytes of adult Sprague-Dawley rats. Ultrastructural i...

journal_title：Journal of neurochemistry

authors： Brunner C,Lassmann H,Waehneldt TV,Matthieu JM,Linington C

更新日期：1989-01-01 00:00:00

abstract：:Following a previous report on detection of muscarinic receptors in myelin with the implied presence of G proteins, we now demonstrate by more direct means the presence of such proteins and their quantification. Using [35S]guanosine 5'-O-(3-thiotriphosphate) ([35S]GTP gamma S) as the binding ligand, purified myelin fr...

journal_title：Journal of neurochemistry

authors： Larocca JN,Golly F,Ledeen RW

更新日期：1991-07-01 00:00:00

abstract：:The effects of acute and chronic administration of buspirone, a serotonin 5-HT1A agonist, on the 5-HT synthesis rates in various rat brain structures were investigated using alpha-[14C]methyl-L-tryptophan (alpha-[14C]MTrp) and an autoradiographic method. In the acute treatment study, buspirone (10 mg/kg) was injected ...

journal_title：Journal of neurochemistry

authors： Okazawa H,Yamane F,Blier P,Diksic M

更新日期：1999-05-01 00:00:00

abstract：:Polyamine synthesis is induced by various extracellular signals, and it is widely held that this biochemical response participates in cell growth and differentiation. Certain of the triggers for synthesis in brain tissues also increase the breakdown of high-molecular-weight structural proteins, apparently by activatin...

journal_title：Journal of neurochemistry

authors： Najm I,Vanderklish P,Etebari A,Lynch G,Baudry M

更新日期：1991-10-01 00:00:00

abstract：:Sequential 31P and 1H nuclear magnetic resonance spectra were measured for neonatal piglets (n = 7) to determine the relationship between brain intracellular pH (pHi), lactate, and phosphorylated energy metabolites during partial ischemia. Simultaneous determinations of arterial and cerebral venous blood gases, pH, O2...

journal_title：Journal of neurochemistry

authors： Corbett RJ,Laptook AR,Nunnally RL,Hassan A,Jackson J

更新日期：1988-11-01 00:00:00

abstract：:Prodynorphin, a multifunctional precursor of several important opioid peptides, is expressed widely in the CNS. It is processed at specific single and paired basic sites to generate various biologically active products. Among the prohormone convertases (PCs), PC1 and PC2 are expressed widely in neuroendocrine tissues ...

journal_title：Journal of neurochemistry

authors： Berman Y,Mzhavia N,Polonskaia A,Furuta M,Steiner DF,Pintar JE,Devi LA

更新日期：2000-10-01 00:00:00