Polysialic acid limits choline acetyltransferase activity induced by brain-derived neurotrophic factor.

abstract：:We investigated changes in the extracellular levels of acetylcholine (ACh) following local application of serotonergic agents to the dorsal hippocampus of freely moving rats by means of perfusion using a microdialysis technique. Perfusion of serotonin (5-HT; 10 microM, for 30 min at a rate of 3 microliters/min), disso...

journal_title：Journal of neurochemistry

authors： Izumi J,Washizuka M,Miura N,Hiraga Y,Ikeda Y

更新日期：1994-05-01 00:00:00

abstract：:Levels of multidrug efflux transporter P-glycoprotein (P-gp) on endothelial cells lining brain blood vessels are important for limiting access of many compounds to the brain. In vivo studies have indicated that ischaemia-reperfusion that generates reactive oxygen species also increases P-gp levels in brain endothelial...

journal_title：Journal of neurochemistry

authors： Robertson SJ,Kania KD,Hladky SB,Barrand MA

更新日期：2009-10-01 00:00:00

abstract：:To investigate if the prevention of disulfide bond formation affects the intracellular transport, sorting, and processing of a distinct set of neuroendocrine proteins in the regulated secretory pathway, we have treated Xenopus intermediate pituitaries with the thiol-reducing agent dithiothreitol. Pulse-chase incubatio...

journal_title：Journal of neurochemistry

authors： Van Horssen AM,Van Kuppeveld FJ,Martens GJ

更新日期：1998-07-01 00:00:00

abstract：:We have characterised the induction of the mitogen-inducible form of cyclooxygenase, COX-2, in the rat cerebral cortex in response to excitotoxin injection into the nucleus basalis. This model is associated with intense stimulation of the ascending pathway to the cerebral cortex, seizure activity, and subsequent ipsil...

journal_title：Journal of neurochemistry

authors： Adams J,Collaço-Moraes Y,de Belleroche J

更新日期：1996-01-01 00:00:00

abstract：:Although myelin oligodendrocyte glycoprotein is a candidate autoantigen in multiple sclerosis, its function remains unknown. In humans, mRNA expressed by the myelin oligodendrocyte glycoprotein gene is alternatively spliced resulting in at least nine unique protein isoforms. In this study, we investigated the sub-cell...

journal_title：Journal of neurochemistry

authors： Boyle LH,Traherne JA,Plotnek G,Ward R,Trowsdale J

更新日期：2007-09-01 00:00:00

abstract：:alpha-Conotoxins interact with nicotinic acetylcholine receptors (nAChRs) and acetylcholine-binding proteins (AChBPs) at the sites for agonists/competitive antagonists. alpha-Conotoxins blocking muscle-type or alpha7 nAChRs compete with alpha-bungarotoxin. However, alpha-conotoxin ImII, a close homolog of the alpha7 n...

journal_title：Journal of neurochemistry

authors： Kasheverov IE,Zhmak MN,Fish A,Rucktooa P,Khruschov AY,Osipov AV,Ziganshin RH,D'hoedt D,Bertrand D,Sixma TK,Smit AB,Tsetlin VI

更新日期：2009-11-01 00:00:00

abstract：:When synaptosomes from rat brain were incubated with S-adenosylmethionine (10(-3) M), noradrenaline uptake and KCl-stimulated release were decreased. These effects were dependent on MgCl2, temperature, and incubation time. We have investigated the enzymatic methylation of phosphatidylethanolamine to give phosphatidylc...

journal_title：Journal of neurochemistry

authors： Fonlupt P,Rey C,Pacheco H

更新日期：1982-06-01 00:00:00

abstract：:Iron deficiency (ID) anemia during infancy results in long-term neurological consequences, yet the mediating mechanisms remain unclear. Infant monkeys often become naturally anemic during the first 6 months of life, presenting an opportunity to determine the effect of developmental iron deficiency. After weaning, anim...

journal_title：Journal of neurochemistry

authors： Geguchadze RN,Coe CL,Lubach GR,Clardy TW,Beard JL,Connor JR

更新日期：2008-04-01 00:00:00

abstract：:Syntaxin, a protein required for the docking of synaptic vesicles, may be involved in the manifestation of synaptic plasticity. The possible involvement of syntaxin in epileptogenesis was investigated by assessing the expression levels of syntaxin1B/GR33 mRNA by in situ hybridization at different stages of hippocampal...

journal_title：Journal of neurochemistry

authors： Kamphuis W,Smirnova T,Hicks A,Hendriksen H,Mallet J,Lopes da Silva FH

更新日期：1995-11-01 00:00:00

abstract：:The metabolism of 2-fluoro-2-deoxy-D-glucose (FDG) in vivo was observed noninvasively in rat brain using 19F nuclear magnetic resonance (NMR) spectroscopy following an intravenous injection of FDG (400 mg/kg). At 3 h after infusion, four resonances with discrete chemical shifts were resolved. Chemical shift analysis o...

journal_title：Journal of neurochemistry

authors： Nakada T,Kwee IL,Conboy CB

更新日期：1986-01-01 00:00:00

abstract：:Members of the protein kinase D (PKD) family of serine/threonine kinases are known to exert diverse roles in neuronal stress responses. Here, we show the transient activation and nuclear translocation of endogenous PKD upon oxidative stress induced by H2 O2 treatment in primary neuronal cultures. Using pharmacological...

journal_title：Journal of neurochemistry

authors： Liliom H,Tárnok K,Ábrahám Z,Rácz B,Hausser A,Schlett K

更新日期：2017-09-01 00:00:00

abstract：:Ala and Gly substitutions for Pro 101 (P101) located in transmembrane domain 2 of the dopamine transporter (DAT) abolished transport activity but did not disrupt plasma membrane expression. Due to the high conservation of P101 in all neurotransmitter transporters and the capability of Pro to add flexibility to helices...

journal_title：Journal of neurochemistry

authors： Lin Z,Uhl GR

更新日期：2005-07-01 00:00:00

abstract：:The effect of glucocorticoids on polyamine metabolism has been elucidated further by measuring putrescine, spermidine, and spermine levels as well as ornithine decarboxylase, S-adenosylmethionine decarboxylase, and N1-acetylspermidine transferase activities in the hippocampus, cerebellar cortex, vermis, and deep nucle...

journal_title：Journal of neurochemistry

authors： Ientile R,De Luca G,Di Giorgio RM,Macaione S

更新日期：1988-09-01 00:00:00

abstract：:To gain insight into the mechanism through which the neurotransmitter glutamate causally participates in several neurological diseases, in vitro cultured cerebellar granule cells were exposed to glutamate and oxygen radical production was investigated. To this aim, a novel procedure was developed to detect oxygen radi...

journal_title：Journal of neurochemistry

authors： Atlante A,Gagliardi S,Minervini GM,Ciotti MT,Marra E,Calissano P

更新日期：1997-05-01 00:00:00

abstract：:Sequences in the transcribed region of the c-fos gene have been suggested to control c-fos induction following exposure of cells to mitogens or stimuli that increase intracellular calcium concentrations. Using a mutational analysis we show that putative regulatory elements present in the first intron of the human c-fo...

journal_title：Journal of neurochemistry

authors： Lange CM,Bading H

更新日期：2001-06-01 00:00:00

abstract：:Young rats (21 days old) made nutritionally iron deficient, by feeding them a semisynthetic diet containing skimmed milk for 5 weeks, had significantly lowered hemoglobin levels (5.2 +/- 4 g/100 ml). The nonheme iron content in caudate nucleus was decreased by 47%. The behavioral response of iron-deficient rats to apo...

journal_title：Journal of neurochemistry

authors： Youdim MB,Sills MA,Heydorn WE,Creed GJ,Jacobowitz DM

更新日期：1986-09-01 00:00:00

abstract：:The effect of thyroid hormones (THs) on the expression of actin gene during fetal human brain development and the period of sensitivity to the hormones have been investigated. Developmental profile of actin in the cytoskeletal (CSK) and noncytoskeletal (non-CSK) fractions in the fetal cerebra showed a pronounced rise ...

journal_title：Journal of neurochemistry

authors： Pal U,Biswas SC,Sarkar PK

更新日期：1997-09-01 00:00:00

abstract：:In this study, we examined the molecular and functional characterization of choline uptake into cultured rat cortical astrocytes. Choline uptake into astrocytes showed little dependence on extracellular Na+. Na+-independent choline uptake was saturable and mediated by a single transport system, with an apparent Michae...

journal_title：Journal of neurochemistry

authors： Inazu M,Takeda H,Matsumiya T

更新日期：2005-09-01 00:00:00

abstract：:The RGS proteins are a recently discovered family of G protein regulators that have been shown to act as GTPase-activating proteins (GAPs) on the G(alpha i) and G(alpha q) subfamilies of the heterotrimeric G proteins. Here, we demonstrate that RGS7 is a potent GAP in vitro on G(alpha i1), and G(alpha o) heterotrimeric...

journal_title：Journal of neurochemistry

authors： Shuey DJ,Betty M,Jones PG,Khawaja XZ,Cockett MI

更新日期：1998-05-01 00:00:00

abstract：:Imprinting in chicks is a form of juvenile learning that has been used to study the basic cellular mechanisms of learning and memory. The forebrain area mediorostral neostriatum/hyperstriatum ventrale (MNH) is a center for acoustic imprinting. Electrophysiological and pharmacological behavioral studies in the MNH have...

journal_title：Journal of neurochemistry

authors： Gruss M,Braun K

更新日期：1996-03-01 00:00:00

abstract：:These studies were undertaken to test the hypothesis that alterations in phosphatidylinositol metabolism can modulate neurotransmitter release in the central nervous system. The effects of 1,2-diacylglycerols (DAGs) on dopamine release in the rat central nervous system were determined by measuring dopamine release fro...

journal_title：Journal of neurochemistry

authors： Davis ME,Patrick RL

更新日期：1990-02-01 00:00:00

abstract：:Chronic exposure to manganese (Mn) can cause manganism, a neurodegenerative disorder similar to Parkinson's disease. The toxicity of Mn includes impairment of astrocytic glutamate transporters. 17beta-Estradiol (E2) has been shown to be neuroprotective in various neurodegenerative diseases including Parkinson's diseas...

journal_title：Journal of neurochemistry

authors： Lee ES,Sidoryk M,Jiang H,Yin Z,Aschner M

更新日期：2009-07-01 00:00:00

abstract：:It is well known that caspases are produced as proforms, which are proteolytically cleaved and activated during apoptosis or programmed cell death. We report here that caspases are activated during apoptosis by treatment with NOC18, a nitric oxide (NO) donor. Our present experiments have examined the way in which NO i...

journal_title：Journal of neurochemistry

authors： Uehara T,Kikuchi Y,Nomura Y

更新日期：1999-01-01 00:00:00

abstract：:Nitric oxide (.NO) synthase (NOS) was induced in cultured rat astrocytes by incubation with lipopolysaccharide (LPS) for 18 h and gap junction permeability was assessed by the scrape-loading/Lucifer yellow transfer technique. Induction of NOS was confirmed by determining either the NG-methyl-L-arginine (NMMA)-inhibita...

journal_title：Journal of neurochemistry

authors： Bolaños JP,Medina JM

更新日期：1996-05-01 00:00:00

abstract：:There is increasing evidence that a number of cytokines and their receptors are involved in the processes that lead to the development and maintenance of neuropathic pain states. Here we demonstrate that levels of CX3CR1 (the receptor for the chemokine fractalkine) mRNA in lumbar dorsal root ganglia (DRG) increase 5.8...

journal_title：Journal of neurochemistry

authors： Holmes FE,Arnott N,Vanderplank P,Kerr NC,Longbrake EE,Popovich PG,Imai T,Combadière C,Murphy PM,Wynick D

更新日期：2008-07-01 00:00:00

abstract：:Saturable and specific binding sites for 5-[3H]hydroxytryptamine (5-HT, serotonin) characterized by a KD of 3.5-4.5 nM were detected in the chick embryo brain and were shown to develop linearly as a function of age, weight, and protein content. Saturation and displacement studies using unlabeled 5-HT as the displacing...

journal_title：Journal of neurochemistry

authors： Soblosky JS,Jeng I

更新日期：1985-02-01 00:00:00

abstract：:The current study measured extracellular fluid (ECF) levels of excitatory amino acids before and during the onset of thiamine deficiency-induced pathologic lesions. Male Sprague-Dawley rats were treated with daily pyrithiamine (0.25 mg/kg i.p.) and a thiamine-deficient diet (PTD). Microdialysates were simultaneously c...

journal_title：Journal of neurochemistry

authors： Langlais PJ,Zhang SX

更新日期：1993-12-01 00:00:00

abstract：:The hph-1 mouse is characterized by low levels of GTP cyclohydrolase I (GTPCH) and tetrahydrobiopterin. A quantitative double-label in situ hybridization technique was used to examine CNS GTPCH mRNA expression within serotonin, dopamine, and norepinephrine neurons of male and female wild-type and hph-1 mice. In wild-t...

journal_title：Journal of neurochemistry

authors： Shimoji M,Hirayama K,Hyland K,Kapatos G

更新日期：1999-02-01 00:00:00

abstract：:Endogenous norepinephrine (NE) release in cerebral cortex slices taken from normal and morphine-tolerant guinea pigs was measured by HPLC. In normal slices, a linear relationship was found between electrically evoked NE release and the log of the frequency of stimulation in the range of 1-20 Hz. The efficiency of the ...

journal_title：Journal of neurochemistry

authors： Tomasini C,Guidorzi R,Bianchi C,Beani L

更新日期：1992-04-01 00:00:00

abstract：:The γ-secretase complex is composed of at least four components: presenilin 1 or presenilin-2, nicastrin (NCT), anterior pharynx-defective 1 (Aph-1), and presenilin enhancer 2. In this study, using knockout cell lines, our data demonstrated that knockout of NCT, as well as knockout of presenilin enhancer 2, completely...

journal_title：Journal of neurochemistry

authors： Hu C,Zeng L,Li T,Meyer MA,Cui MZ,Xu X

更新日期：2016-03-01 00:00:00