Distinct cellular localization of membrane-bound and soluble forms of catechol-O-methyltransferase in brain.

abstract：:The parenteral administration of L-phenylalanine or p-tyrosine increases the mouse striatal concentration of p-tyramine, an effect that is enhanced by monoamine oxidase inhibition and reduced by an L-aromatic aminoacid decarboxylase inhibitor. Striatal m-tyramine was increased following administration of L-phenylalani...

journal_title：Journal of neurochemistry

authors： Juorio AV,Boulton AA

更新日期：1982-09-01 00:00:00

abstract：:We investigated the role of Ca(2+)-dependent protein kinases in the regulation of astrocytic cell volume. Calmodulin (CaM) antagonists were used to inhibit CaM and thus Ca2+/CaM-dependent protein kinase. The effect of these inhibitors as well as activators and inhibitors of protein kinase C (PKC) on astrocytic volume ...

journal_title：Journal of neurochemistry

authors： Bender AS,Neary JT,Blicharska J,Norenberg LO,Norenberg MD

更新日期：1992-05-01 00:00:00

abstract：:Acetylcholine and choline release from rat brain synaptosomes have been measured using a chemiluminescent technique under a variety of conditions set up to mimic anoxic insult, including conditions of low pH (6.2) and the presence of lactate plus pyruvate as substrate. Lactate plus pyruvate as substrate consistently g...

journal_title：Journal of neurochemistry

authors： Sanchez-Prieto J,Harvey SA,Clark JB

更新日期：1987-04-01 00:00:00

abstract：:Evidence of a link between aluminium and Alzheimer's disease, parkinsonism-dementia of Guam, and dialysis encephalopathy raises questions regarding the role of this element in the pathogenesis of these conditions. Therefore, we have investigated the use of gallium-67 (67Ga) as a marker for brain uptake of aluminium. T...

journal_title：Journal of neurochemistry

authors： Pullen RG,Candy JM,Morris CM,Taylor G,Keith AB,Edwardson JA

更新日期：1990-07-01 00:00:00

abstract：:The nerve growth factor (NGF) precursor, proNGF, is implicated in various neuropathological states. ProNGF signals apoptosis by forming a complex with the receptors p75 and sortilin, however, it can also induce neurite growth, proposed to be mediated by the receptor of mature NGF, tyrosine kinase receptor A (TrkA). Th...

journal_title：Journal of neurochemistry

authors： Kalous A,Nangle MR,Anastasia A,Hempstead BL,Keast JR

更新日期：2012-08-01 00:00:00

abstract：:Transcriptional responses to growth factor and G protein-coupled receptors were compared in PC12 cells using retroviral luciferase reporters. In cells stably expressing alpha(1A)-adrenergic receptors, norepinephrine activated all five reporters [AP1 (activator protein-1), SRE (serum response element), CRE (cyclic AMP ...

journal_title：Journal of neurochemistry

authors： Minneman KP,Lee D,Zhong H,Berts A,Abbott KL,Murphy TJ

更新日期：2000-06-01 00:00:00

abstract：:Platelet-activating factor (PAF) may be a neuromodulator involved in neural cell differentiation, cerebral inflammation, and ischemia. The PAF receptor is a member of the G protein-coupled receptor superfamily. In the present study, we sought to define the specific G protein(s) that mediate PAF-stimulated phosphoinosi...

journal_title：Journal of neurochemistry

authors： Shi LC,Wang HY,Horwitz J,Friedman E

更新日期：1996-10-01 00:00:00

abstract：:We applied a differential display PCR technique to isolate molecules that are area-specific in expression in the primate neocortex, and found that growth/differentiation factor 7 (GDF7), a member of the bone morphogenetic protein (BMP)/transforming growth factor (TGF) beta super-family, is preferentially expressed in ...

journal_title：Journal of neurochemistry

authors： Watakabe A,Fujita H,Hayashi M,Yamamori T

更新日期：2001-03-01 00:00:00

abstract：:Metallothionein (MT)-III, a member of the MT family of metal-binding proteins, is mainly expressed in the CNS and is abundant in glutamatergic neurons. Results in genetically altered mice indicate that MT-III may play neuroprotective roles in the brain, but the mechanisms through which this protein functions have not ...

journal_title：Journal of neurochemistry

authors： Montoliu C,Monfort P,Carrasco J,Palacios O,Capdevila M,Hidalgo J,Felipo V

更新日期：2000-07-01 00:00:00

abstract：:The putative neuroprotective properties of various flavonoids have long been reported. Among this class of chemicals, quercetin, a major flavone/flavonol naturally occurring in plants, deserves focused attention because of the myriad of beneficial effects observed in various in vitro and in vivo models of central nerv...

journal_title：Journal of neurochemistry

authors： Lee YJ,Bernstock JD,Nagaraja N,Ko B,Hallenbeck JM

更新日期：2016-07-01 00:00:00

abstract：:Although accumulating evidence demonstrates that white matter degeneration contributes to pathology in Alzheimer's disease (AD), the underlying mechanisms are unknown. In order to study the roles of the amyloid-beta peptide in inducing oxidative stress damage in white matter of AD, we investigated the effects of amylo...

journal_title：Journal of neurochemistry

authors： Zeng C,Lee JT,Chen H,Chen S,Hsu CY,Xu J

更新日期：2005-08-01 00:00:00

abstract：:The physiological function of the cellular prion protein (PrP(c)) is unclear. PrP(c) associates with lipid rafts, highly glycolipid-rich membrane domains containing a large variety of signaling molecules, e.g., sphingolipids (SL). In this study, we investigated possible connections between PrP(c) and sphingolipid-asso...

journal_title：Journal of neurochemistry

authors： Schmalzbauer R,Eigenbrod S,Winoto-Morbach S,Xiang W,Schütze S,Bertsch U,Kretzschmar HA

更新日期：2008-08-01 00:00:00

abstract：:Previously, we demonstrated that systemically injected extracellular domain of neuregulin-1β1 (Nrg1β1), a nerve growth and differentiation factor, passes the blood-brain barrier and rescues dopaminergic neurons of substantia nigra in the 6-hydroxydopamine-mouse model of Parkinson's disease (PD). Here, we studied the e...

journal_title：Journal of neurochemistry

authors： Depboylu C,Rösler TW,de Andrade A,Oertel WH,Höglinger GU

更新日期：2015-05-01 00:00:00

abstract：:Ascorbate is an essential antioxidant in the CNS, localized predominantly in neuronal cytosol. Slices of mammalian brain rapidly lose ascorbate, however, when incubated in ascorbate-free media; brain slices also take up water and swell. Here we investigated water gain in coronal slices of rat forebrain incubated with ...

journal_title：Journal of neurochemistry

authors： Brahma B,Forman RE,Stewart EE,Nicholson C,Rice ME

更新日期：2000-03-01 00:00:00

abstract：:Prothymosin alpha (ProTα), a nuclear protein devoid of signal sequence, has been shown to possess a number of cellular functions including cell survival. Most recently, we demonstrated that ProTα is localized in the nuclei of neurons, while it is found in both nuclei and cytoplasm in the astrocytes and microglia of ad...

journal_title：Journal of neurochemistry

authors： Halder SK,Matsunaga H,Ueda H

更新日期：2012-10-01 00:00:00

abstract：:Hypoxia-inducible factor (HIF)-1 is the key transcriptional activator mediating both adaptive and pathological responses to hypoxia. The purpose of this study was to find the role of HIF-1 in regulating neprilysin (NEP) at the early stage of hypoxia and explore the underlying mechanism. In this study, we demonstrated ...

journal_title：Journal of neurochemistry

authors： Wang H,Sun M,Yang H,Tian X,Tong Y,Zhou T,Zhang T,Fu Y,Guo X,Fan D,Yu A,Fan M,Wu X,Xiao W,Chui D

更新日期：2014-10-01 00:00:00

abstract：:The release of endogenous 5-hydroxytryptamine (5-HT), substance P (SP), and neurokinin A (NKA) from superfused tissue slices of rat ventral lumbar spinal cord, where SP and NKA coexist with 5-HT in terminals of descending bulbospinal neurons, was investigated. Electrical field stimulation was performed using square-wa...

journal_title：Journal of neurochemistry

authors： Franck J,Brodin E,Fried G

更新日期：1993-08-01 00:00:00

abstract：:In a previous study we showed that in vivo treatment with pertussis toxin could inhibit some, but not all, effects of adenosine in the rat hippocampus. In this study we investigated the effect of pertussis toxin on the binding of adenosine analogues to A1 receptors in rat brain. Intraventricular injection of pertussis...

journal_title：Journal of neurochemistry

authors： van der Ploeg I,Parkinson FE,Fredholm BB

更新日期：1992-04-01 00:00:00

abstract：:Hydrogen sulfide (H(2)S), a gasotransmitter, induces neuronal differentiation characterized by neuritogenesis and functional up-regulation of high voltage-activated Ca(2+) channels, via activation of T-type Ca(2+) channels in NG108-15 cells. We thus analyzed signaling mechanisms for the H(2)S-evoked neuronal different...

journal_title：Journal of neurochemistry

authors： Tarui T,Fukami K,Nagasawa K,Yoshida S,Sekiguchi F,Kawabata A

更新日期：2010-07-01 00:00:00

abstract：:Homologues of the Drosophila melanogaster tweety (tty) gene are present in mammals and Caenorhabditis elegans. The encoded proteins have five predicted membrane-spanning regions and recent findings suggest that some family members may be chloride channels. Phylogenetic analysis of the tty family including novel member...

journal_title：Journal of neurochemistry

authors： Matthews CA,Shaw JE,Hooper JA,Young IG,Crouch MF,Campbell HD

更新日期：2007-02-01 00:00:00

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：:Transamination of the branched-chain amino acids produces glutamate and branched-chain alpha-ketoacids. The reaction is catalyzed by branched-chain aminotransferase (BCAT), of which there are cytosolic and mitochondrial isoforms (BCATc and BCATm). BCATc accounts for 70% of brain BCAT activity, and contributes at least...

journal_title：Journal of neurochemistry

authors： García-Espinosa MA,Wallin R,Hutson SM,Sweatt AJ

更新日期：2007-03-01 00:00:00

abstract：:In multiple sclerosis (MS), oligodendrocytes in lesions are lost, leaving damaged tissue virtually devoid of these myelin-producing cells. Our group has recently demonstrated enhanced expression of insulin-like growth factor (IGF) binding protein-1 (IGFBP-1) in oligodendrocytes (CNPase(+)) localized adjacent to MS les...

journal_title：Journal of neurochemistry

authors： Chesik D,De Keyser J,Bron R,Fuhler GM

更新日期：2010-06-01 00:00:00

abstract：:We have developed a novel competitive method to select from a phage display library a single chain Fv which is able to mimic the alpha-bungarotoxin binding site of the muscle nicotinic receptor. The single chain Fv was selected from a large synthetic library using alpha-bungarotoxin-coated magnetic beads. Toxin-bound ...

journal_title：Journal of neurochemistry

authors： Bracci L,Pini A,Lozzi L,Lelli B,Battestin P,Spreafico A,Bernini A,Niccolai N,Neri P

更新日期：2001-07-01 00:00:00

abstract：:Myelin basic protein (MBP) dissociated from brain myelin membranes when they were incubated (37 degrees C; pH 7.4) at physiological ionic strength. Zinc ions inhibited, and calcium promoted, this process. Protease activity in the membrane preparations cleaved the dissociated MBP into both small (less than 4 kilodalton...

journal_title：Journal of neurochemistry

authors： Earl C,Chantry A,Mohammad N,Glynn P

更新日期：1988-09-01 00:00:00

abstract：:Tissue plasminogen activator (tPA) is necessary for hippocampal long-term potentiation. Synaptically released zinc also contributes to long-term potentiation, especially in the hippocampal CA3 region. Using cortical cultures, we examined whether zinc increased the concentration and/or activity of tPA. Two hours after ...

journal_title：Journal of neurochemistry

authors： Hwang IY,Sun ES,An JH,Im H,Lee SH,Lee JY,Han PL,Koh JY,Kim YH

更新日期：2011-09-01 00:00:00

abstract：:The survival and functional maintenance of vertebrate neurons depends on the availability of specific neurotrophic factors. We studied the influence of neurotrophic support on responses of dopaminergic neurons to 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine, a neurotoxin known to damage the nigrostriatal dopaminergic ...

journal_title：Journal of neurochemistry

authors： Hirata Y,Kiuchi K

更新日期：2007-09-01 00:00:00

abstract：:The choline acetyltransferase (ChAT) reaction involves the transfer of the acetyl group of acetyl-CoA to choline, in which an active site histidine is believed to act as a general acid/base catalyst. A comparison of the deduced amino acid sequences of the enzyme from Drosophila, pig, rat, and Caernohabditis elegans re...

journal_title：Journal of neurochemistry

authors： Carbini LA,Hersh LB

更新日期：1993-07-01 00:00:00

abstract：:JNK/SAPK has been implicated in the pathogenesis of Alzheimer's disease, but the upstream cascade leading to JNK/SAPK activation has not been elucidated in the disease. In this study, we focused on one of the physiological activators of JNK/SAPK, JNK kinase 1 (JKK1). Although there was no significant difference in the...

journal_title：Journal of neurochemistry

authors： Zhu X,Ogawa O,Wang Y,Perry G,Smith MA

更新日期：2003-04-01 00:00:00

abstract：:The presence of a [3H]muscimol binding site on the purified benzodiazepine receptor was demonstrated. The purified protein was apparently homogeneous as shown by sodium dodecyl sulfate polyacrylamide gel electrophoresis (stained with silver), with a molecular weight of 60,000 +/- 3000. The benzodiazepine binding sites...

journal_title：Journal of neurochemistry

authors： Martini C,Rigacci T,Lucacchini A

更新日期：1983-10-01 00:00:00