Effects of lithium on inositol phospholipid hydrolysis and inhibition of dopamine D1 receptor-mediated cyclic AMP formation by carbachol in rat brain slices.

abstract：:The N-methyl-D-aspartate (NMDA) receptor complex as defined by the binding of [3H]MK-801 has been solubilized from membranes prepared from both rat and porcine brain using the anionic detergent deoxycholate (DOC). Of the detergents tested DOC extracted the most receptors (21% for rat, 34% for pig), and the soluble com...

journal_title：Journal of neurochemistry

authors： McKernan RM,Castro S,Poat JA,Wong EH

更新日期：1989-03-01 00:00:00

abstract：:The protein kinase v-akt murine thymoma viral oncogene homolog (AKT) gene family comprises three human homologs that phosphorylate and inactivate glycogen synthase kinase 3beta (GSK3beta). Studies have reported the genetic association of AKT1 with schizophrenia. Additionally, decreased AKT1 protein expression and the ...

journal_title：Journal of neurochemistry

authors： Ide M,Ohnishi T,Murayama M,Matsumoto I,Yamada K,Iwayama Y,Dedova I,Toyota T,Asada T,Takashima A,Yoshikawa T

更新日期：2006-10-01 00:00:00

abstract：:Microglia, macrophage-like cells in the CNS, are multifunctional cells; they play an important role in removal of dead cells or their remnants by phagocytosis in the CNS degeneration and are one of important cells in the CNS cytokine network to produce and respond to a variety of cytokines. The functions of microglia ...

journal_title：Journal of neurochemistry

authors： Sawada M,Suzumura A,Hosoya H,Marunouchi T,Nagatsu T

更新日期：1999-04-01 00:00:00

abstract：:The nature of postsynaptic sites involved in the uptake and metabolism of striatal 3,4-dihydroxyphenylethylamine (dopamine, DA) was investigated. The accumulation of [3H]DA (10(-7) M) into slices of rat striatum was found to be greatly dependent (greater than 99%) on the presence of sodium ion in the incubation medium...

journal_title：Journal of neurochemistry

authors： Schoepp DD,Azzaro AJ

更新日期：1985-06-01 00:00:00

abstract：:The K+-stimulated efflux of endogenous taurine from primary rat cerebellar astrocyte cultures prepared from 7-9-day-old rats was studied at 16-18 days in vitro using HPLC analysis. Taurine efflux was dose-dependent at K+ concentrations between 10 mM and 80 mM, with an EC50 of approximately 50 mM. Maximum stimulation o...

journal_title：Journal of neurochemistry

authors： Philibert RA,Rogers KL,Allen AJ,Dutton GR

更新日期：1988-07-01 00:00:00

abstract：:Analysis of the initial rates of 45Ca2+ uptake by rat brain mitochondria in Ca2+-1,2-bis(o-aminophenoxy)ethane-N,N,N',N'-tetraacetic acid buffers indicated that nontelencephalic mitochondria exhibited both a much less pronounced stimulatory effect of spermine and significantly more hyperbolic kinetics of Ca2+ uptake t...

journal_title：Journal of neurochemistry

authors： Jensen JR,Lynch G,Baudry M

更新日期：1989-10-01 00:00:00

abstract：:The time course of Ca2+-dependent [3H]acetylcholine [( 3H]ACh) release and inactivation of 45Ca2+ entry were examined in rat brain synaptosomes depolarized by 45 mM [K+]0. Under conditions where the intrasynaptosomal stores of releasable [3H]ACh were neither exhausted nor replenished in the course of stimulation, the ...

journal_title：Journal of neurochemistry

authors： Suszkiw JB,O'Leary ME

更新日期：1983-09-01 00:00:00

abstract：:Clinical and experimental data indicate that spinal cord injury (SCI) elicits pathological T-cell responses. Implicit in these data, but poorly understood, is that B lymphocytes (B cells) also contribute to the delayed pathophysiology of spinal trauma. Here, for the first time, we show that experimental spinal contusi...

journal_title：Journal of neurochemistry

authors： Ankeny DP,Lucin KM,Sanders VM,McGaughy VM,Popovich PG

更新日期：2006-11-01 00:00:00

abstract：:Deposits of amyloid beta-peptide (A beta), reduced glucose uptake into brain cells, oxidative damage to cellular proteins and lipids, and excitotoxic mechanisms have all been suggested to play roles in the neurodegenerative process in Alzheimer's disease. Synapse loss is closely correlated with cognitive impairments i...

journal_title：Journal of neurochemistry

authors： Keller JN,Pang Z,Geddes JW,Begley JG,Germeyer A,Waeg G,Mattson MP

更新日期：1997-07-01 00:00:00

abstract：:Three serine residues (Ser193, Ser194, Ser197) in the fifth transmembrane-spanning region of the D2 dopamine receptor have been mutated separately to alanine and the effects of the mutations determined in ligand-binding experiments with [3H] spiperone. For many antagonists the mutations had little effect, showing that...

journal_title：Journal of neurochemistry

authors： Woodward R,Coley C,Daniell S,Naylor LH,Strange PG

更新日期：1996-01-01 00:00:00

abstract：:Null mutations in progranulin (GRN) are associated with frontotemporal lobar degeneration characterized by intraneuronal accumulation of TAR DNA-binding protein-43 (TDP-43). However, the mechanism by which GRN deficiency leads to neurodegeneration remains largely unknown. In primary cortical neurons derived from Grn k...

journal_title：Journal of neurochemistry

authors： Kleinberger G,Wils H,Ponsaerts P,Joris G,Timmermans JP,Van Broeckhoven C,Kumar-Singh S

更新日期：2010-11-01 00:00:00

abstract：:The NMDA receptor/channel has been shown to be inhibited by ethanol in the clinically relevant range 25-100 mM. We studied heteromeric assemblies (NR1b/NR2) of the NMDA receptor, expressed in oocytes, to address three questions regarding this inhibition, and discovered the following: (1) The inhibition was nearly equi...

journal_title：Journal of neurochemistry

authors： Chu B,Anantharam V,Treistman SN

更新日期：1995-07-01 00:00:00

abstract：:Our previous work demonstrated that immunoproteasome is up-regulated in the retina and brain in response to injury that does not involve an inflammatory response (J. Neurochem. 2008; 106:158). These results suggest additional non-immune functions for the immunoproteasome in the cellular stress response pathway. The pr...

journal_title：Journal of neurochemistry

authors： Hussong SA,Kapphahn RJ,Phillips SL,Maldonado M,Ferrington DA

更新日期：2010-06-01 00:00:00

abstract：:Intact neurofilaments (NF) purified from mammalian brain and spinal cord promote the assembly of microtubules in solutions of pure phosphocellulose (PC)-purified tubulin. This assembly is temperature-dependent and is inhibited by mitotic spindle inhibitors. The ability of NF to induce microtubule formation is 20% of t...

journal_title：Journal of neurochemistry

authors： Leterrier JF,Wong J,Liem RK,Shelanski ML

更新日期：1984-11-01 00:00:00

abstract：:Current evidence indicates that glutamate acting via the N-methyl-D-aspartate (NMDA) receptor/ion channel complex plays a major role in the neuronal degeneration associated with a variety of neurological disorders. In this report the role of glycine in NMDA neurotoxicity was examined. We demonstrate that NMDA-mediated...

journal_title：Journal of neurochemistry

authors： Patel J,Zinkand WC,Thompson C,Keith R,Salama A

更新日期：1990-03-01 00:00:00

abstract：:Altered aquaporin-4 (AQP4) expression has been reported in brain edema, tumors, muscular dystrophy, and neuromyelitis optica. However, the plasma membrane organization of AQP4 and its interaction with proteins such as the dystrophin-associated protein complex are not well understood. In this study, we used sucrose den...

journal_title：Journal of neurochemistry

authors： Nicchia GP,Cogotzi L,Rossi A,Basco D,Brancaccio A,Svelto M,Frigeri A

更新日期：2008-06-01 00:00:00

abstract：:The activities of the three major catecholamine-synthesizing enzymes were determined in brain tissue pellets dissected from 500-micrometers thick horizontal sections of rat lower brainstem. The rostrocaudal distributions of the three enzymatic activities were generally not parallel, suggesting differences in the respe...

journal_title：Journal of neurochemistry

authors： Chamba G,Denoroy L,Renaud B

更新日期：1982-08-01 00:00:00

abstract：:A neutral, mannose-rich, concanavalin A (Con A)-binding glycopeptide fraction was obtained by proteolytic digestion of defatted beef brain tissue. Hydrazinolysis followed by gel filtration of the reaction products provided three oligosaccharides. A portion of each oligosaccharide was treated by exhaustive digestion wi...

journal_title：Journal of neurochemistry

authors： Somawardhana CW,Brunngraber EG

更新日期：1983-08-01 00:00:00

abstract：:Previous research has suggested that the initial effects of cellular free radical neurotoxic insult involve large increases in intracellular Ca2+. However, the exact role of oxidative stress on the various parameters involved in these increases has not been specified. The present experiments were performed to examine ...

journal_title：Journal of neurochemistry

authors： Joseph JA,Strain JG,Jimenez ND,Fisher D

更新日期：1997-09-01 00:00:00

abstract：:Lead poisoning can cause a wide range of symptoms with particularly severe clinical effects on the CNS. Lead can increase spontaneous neurotransmitter release but decrease evoked neurotransmitter release. These effects may be caused by an interaction of lead with specific molecular targets involved in neurotransmitter...

journal_title：Journal of neurochemistry

authors： Bouton CM,Frelin LP,Forde CE,Arnold Godwin H,Pevsner J

更新日期：2001-03-01 00:00:00

abstract：:There is ample evidence that both acid (ASMase) and neutral (NSMase) sphingomyelinases play a role in cell death so inhibitors of either enzyme could have significant value as protectors against neurodegeneration. We used a fluorogenic sphingomyelinase substrate, 6-hexadecanoylamino-4-methylumbelliferyl-phosphorylchol...

journal_title：Journal of neurochemistry

authors： Testai FD,Landek MA,Goswami R,Ahmed M,Dawson G

更新日期：2004-05-01 00:00:00

abstract：:Activation of cAMP signaling pathway and its transcriptional factor cyclic AMP response element binding protein (CREB) and coactivator are key determinants of neuronal differentiation and plasticity. We show that nuclear fibroblast growth factor receptor-1 (FGFR1) mediates cAMP-induced neuronal differentiation and reg...

journal_title：Journal of neurochemistry

authors： Stachowiak EK,Fang X,Myers J,Dunham S,Stachowiak MK

更新日期：2003-03-01 00:00:00

abstract：:IMP-GMP 5'-nucleotidase has been purified to homogeneity from total rat brain extracts. This preparation showed a unique band (Mr 54,000 +/- 1,509) in sodium dodecyl sulfate-polyacrylamide gel electrophoresis. The enzyme presented the following properties: optimal pH value, 6.5-6.8; relative velocity measured in the p...

journal_title：Journal of neurochemistry

authors： Marques AF,Teixeira NA,Gambaretto C,Sillero A,Sillero MA

更新日期：1998-09-01 00:00:00

abstract：:The behavior of a microdialysis probe in vivo is mathematically described. A diffusion-reaction model is developed that not only accounts for transport of substances through tissues and probe membranes but also accounts for transport across the microvasculature and metabolism. Time-dependent equations are presented bo...

journal_title：Journal of neurochemistry

authors： Morrison PF,Bungay PM,Hsiao JK,Ball BA,Mefford IN,Dedrick RL

更新日期：1991-07-01 00:00:00

abstract：:We report the cloning, genome mapping, functional expression, pharmacology and anatomical distribution of three melanocortin (MC) receptors from zebrafish (z). Phylogenetic analysis showed with high bootstrap support that these genes represent one MC4 receptor and two MC5 receptors. Chromosomal mapping showed conserve...

journal_title：Journal of neurochemistry

authors： Ringholm A,Fredriksson R,Poliakova N,Yan YL,Postlethwait JH,Larhammar D,Schiöth HB

更新日期：2002-07-01 00:00:00

abstract：:At the premyelinating stage, the Schwann cells of peripheral nerves are able to recognize the axon, to arrange themselves along it in a nonoverlapping manner, and finally to establish a one-to-one cell-axon relationship. The mechanism that regulates these processes is not known in detail. We found the existence of a s...

journal_title：Journal of neurochemistry

authors： Nakao J,Shinoda J,Nakai Y,Murase S,Uyemura K

更新日期：1997-05-01 00:00:00

abstract：:Both adenosine and interleukin-6 (IL-6) have been implicated in the pathophysiology of, e.g., epileptic seizures, traumatic brain injury, and affective disorders. Stimulation of adenosine A2B receptors on astrocytes in vitro leads to the increased synthesis and secretion of IL-6. We investigated whether or not activat...

journal_title：Journal of neurochemistry

authors： Vazquez JF,Clement HW,Sommer O,Schulz E,van Calker D

更新日期：2008-05-01 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：:In situ phosphorylation of the presynaptic protein kinase C substrate B-50 was investigated in rat hippocampal slices incubated with the convulsant drug 4-aminopyridine (4-AP). Phosphorylation of B-50 was significantly enhanced 1 min after the addition of 4-AP (100 microM). This increase by 4-AP was concentration depe...

journal_title：Journal of neurochemistry

authors： Heemskerk FM,Schrama LH,Gianotti C,Spierenburg H,Versteeg DH,De Graan PN,Gispen WH

更新日期：1990-03-01 00:00:00

abstract：:Proteolytic fragmentation of [3H]diisopropylfluorophosphate-labelled catalytic subunits of different molecular forms of acetylcholinesterase demonstrates that all forms extracted from the electric organ from Torpedo marmorata are true acetylcholinesterases. This is supported by immunochemical results showing that the ...

journal_title：Journal of neurochemistry

authors： Stieger S,Brodbeck U,Witzemann V

更新日期：1987-08-01 00:00:00