Regulation and function of somatostatin receptors.

abstract：:beta-Methyleneaspartate, a specific inhibitor of aspartate aminotransferase (EC 2.6.1.1.), was used to investigate the role of the malate-aspartate shuttle in rat brain synaptosomes. Incubation of rat brain cytosol, "free" mitochondria, synaptosol, and synaptic mitochondria, with 2 mM beta-methyleneaspartate resulted ...

journal_title：Journal of neurochemistry

authors： Cheeseman AJ,Clark JB

更新日期：1988-05-01 00:00:00

abstract：:Intracerebral administration of [3H]arachidonic acid ([3H]ArA) into 19-20-day-old rat embryos, resulted in a rapid incorporation of label into brain lipids. One hour after injection, 55.6 +/- 8.2, 18.0 +/- 3.4, and 13.7 +/- 1.3% of the total radioactivity was associated with phosphatidylcholine, phosphatidylinositol, ...

journal_title：Journal of neurochemistry

authors： Kunievsky B,Bazan NG,Yavin E

更新日期：1992-11-01 00:00:00

abstract：:After intraperitoneal injection of rats with 6-fluorotryptophan (6-FT), brain 5-hydroxytryptamine (5-HT) levels decreased exponentially over 1 h. Depletion was dose-dependent and maximum depletion was observed at 200 mg/kg. 6-FT (200 mg/kg) did not significantly alter the content of 5-hydroxyindoleacetic acid. Turnove...

journal_title：Journal of neurochemistry

authors： Miwa S,Fujiwara M,Lee K,Fujiwara M

更新日期：1987-05-01 00:00:00

abstract：:Galactosyltransferase activities were examined in the cerebellum, cerebral cortex, and brain stem of reeler and wild-type mice. Galactosyltransferase assays were optimal for all required substrates, linear with incubation time, and proportional to protein concentration. In brain areas affected by the reeler mutation (...

journal_title：Journal of neurochemistry

authors： Shur BD

更新日期：1982-07-01 00:00:00

abstract：:Tetanus neurotoxin and botulinum neurotoxins are the causative agents of tetanus and botulism. They block the release of neurotransmitters from synaptic vesicles in susceptible animals and man and act in nanogram quantities because of their ability to specifically attack motoneurons. They developed an ingenious strate...

journal_title：Journal of neurochemistry

authors： Binz T,Rummel A

更新日期：2009-06-01 00:00:00

abstract：:Developmental changes of preprocholecystokinin mRNA (CCK mRNA) and cholecystokinin-like immunoreactivity (CCK-LI) were examined in rat brain regions (frontal cortex, colliculi, hippocampus, striatum, and cerebellum) using RNA dot blot assays with cholecystokinin (CCK) cDNA and radioimmunoassay, respectively. The CCK-L...

journal_title：Journal of neurochemistry

authors： Takeda K,Koshimoto H,Uchiumi F,Haun RS,Dixon JE,Kato T

更新日期：1989-09-01 00:00:00

abstract：:Stimulation of prostaglandin (PG) release in rat astroglial cultures by various substances, including phorbol esters, melittin, or extracellular ATP, has been reported recently. It is shown here that glucocorticoids (GCs) reduced both basal and stimulated PGD2 release. Hydrocortisone, however, did not inhibit ATP-, ca...

journal_title：Journal of neurochemistry

authors： Gebicke-Haerter PJ,Schobert A,Dieter P,Honegger P,Hertting G

更新日期：1991-07-01 00:00:00

abstract：:Measurements were made of the amino acid content of a cellular clone (K55) derived from mouse cerebellar cultures transformed in vitro by simian virus-40 (Alliot and Pessac, 1981) and that appears to be astroglial. Both the total amount of amino acids as well as the percentage of glycine in K55 cells were higher than ...

journal_title：Journal of neurochemistry

authors： Cambier D,Alliot F,Pessac B

更新日期：1983-05-01 00:00:00

abstract：:Copper/zinc-superoxide dismutase (CuZn-SOD) transgenic mice overexpress the gene for human CuZn-SOD. To assess the effects of the overexpression of CuZn-SOD on the brain scavenging systems, we have measured the activities of manganese-SOD (Mn-SOD), catalase, and glutathione peroxidase (GSH-Px) in various regions of th...

journal_title：Journal of neurochemistry

authors： Przedborski S,Jackson-Lewis V,Kostic V,Carlson E,Epstein CJ,Cadet JL

更新日期：1992-05-01 00:00:00

abstract：:The extracellular matrix (ECM) is important for both structural integrity and functions of the brain. Matrix metalloproteinases (MMPs) play major roles in ECM-remodeling under both physiological and pathological conditions. Reversion-inducing cysteine-rich protein with Kazal motifs (Reck) is a membrane-anchored MMP-re...

journal_title：Journal of neurochemistry

authors： Wang H,Imamura Y,Ishibashi R,Chandana EP,Yamamoto M,Noda M

更新日期：2010-10-01 00:00:00

abstract：:Vesicular glutamate transporter (VGLUT) is responsible for the vesicular storage of l-glutamate, and plays an essential role in glutamate-mediated intercellular signal transmission in the CNS and in some neuroendocrine cells. Intestinal L cells are the glucose-responsive neuroendocrine cells responsible for the secret...

journal_title：Journal of neurochemistry

authors： Uehara S,Jung SK,Morimoto R,Arioka S,Miyaji T,Juge N,Hiasa M,Shimizu K,Ishimura A,Otsuka M,Yamamoto A,Maechler P,Moriyama Y

更新日期：2006-01-01 00:00:00

abstract：:The main objective of these studies was to determine whether the acute administration of choline to rats provides supplemental precursor that can be used to support acetylcholine synthesis when the demand for choline is increased by increasing neurotransmitter release. For these experiments, hippocampal and striatal s...

journal_title：Journal of neurochemistry

authors： Wecker L,Cawley G,Rothermel S

更新日期：1989-02-01 00:00:00

abstract：:Recent studies have shown that mast cells (MCs) are present in rat brain, that they have a predominantly thalamic localization, and that they contain histamine (HA). However, the degree to which these cells contribute to brain HA levels has remained unclear. Our recent studies of the precise distribution of rat brain ...

journal_title：Journal of neurochemistry

authors： Goldschmidt RC,Hough LB,Glick SD

更新日期：1985-06-01 00:00:00

abstract：:The incorporation of radioactive precursors into gangliosides and other glycolipids, glycoproteins, and total lipids has been studied in rat pheochromocytoma PC12 cells. Starting with the same PC12 cell pool, cultures displaying different degrees of neuritic expression in response to nerve growth factor (NGF) and comb...

journal_title：Journal of neurochemistry

authors： Katoh-Semba R,Skaper SD,Varon S

更新日期：1986-02-01 00:00:00

abstract：:The primary structure of the second transmembrane (M2) segment of resistant to dieldrin (RDL), an ionotropic γ-aminobutyric acid receptor (GABAR) subunit, and the structure-function relationships in RDL are well conserved among insect species. An amino acid substitution at the 2' position in the M2 segment (Ala to Ser...

journal_title：Journal of neurochemistry

authors： Kobayashi T,Hiragaki S,Suzuki T,Ochiai N,Canlas LJ,Tufail M,Hayashi N,Mohamed AAM,Dekeyser MA,Matsuda K,Takeda M

更新日期：2020-12-01 00:00:00

abstract：:Repeated intermittent treatment with amphetamine (AMPH) induces both neurite outgrowth and enhanced AMPH-stimulated dopamine (DA) release in PC12 cells. We investigated the role of protein kinases in the induction of these AMPH-mediated events by using inhibitors of protein kinase C (PKC), mitogen activated protein ki...

journal_title：Journal of neurochemistry

authors： Park YH,Kantor L,Guptaroy B,Zhang M,Wang KK,Gnegy ME

更新日期：2003-12-01 00:00:00

abstract：:Alpha-synuclein (ASYN) is a major constituent of the typical protein aggregates observed in several neurodegenerative diseases that are collectively referred to as synucleinopathies. A causal involvement of ASYN in the initiation and progression of neurological diseases is suggested by observations indicating that sin...

journal_title：Journal of neurochemistry

authors： Schildknecht S,Gerding HR,Karreman C,Drescher M,Lashuel HA,Outeiro TF,Di Monte DA,Leist M

更新日期：2013-05-01 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：:In rats rendered hyperthyroid by chronic treatment with L-triiodothyronine (T3) hormone there was a 21 and 27% decrease, respectively, in the number of binding sites for [3H]flunitrazepam ([3H]FNZ) and [3H]ethyl-beta-carboline-3-carboxylate ([3H]beta-CCE) without changes in affinity for the two ligands. Two weeks afte...

journal_title：Journal of neurochemistry

authors： Medina JH,De Robertis E

更新日期：1985-05-01 00:00:00

abstract：:The proportion of major depressive disorder (MDD) patients around the world has increased remarkably. Although many studies of MDD have been conducted based on classic hypotheses, like alteration of the hypothalamic-pituitary-adrenal axis or monoamine neurotransmitters, the mechanisms underlying MDD remain unclear. Ai...

journal_title：Journal of neurochemistry

authors： Xu K,He Y,Chen X,Tian Y,Cheng K,Zhang L,Wang Y,Yang D,Wang H,Wu Z,Li Y,Lan T,Dong Z,Xie P

更新日期：2019-06-01 00:00:00

abstract：:Exhaustive in vitro dephosphorylation of porcine neurofilaments (NFs) by alkaline or acid phosphatase did not cause a dissociation of the 210-kD (NF-H), 160-kD (NF-M), or 70-kD (NF-L) subunits and had no effect on the reassembly of NFs from urea or guanidine solution. Electron microscopy revealed that the NFs reassemb...

journal_title：Journal of neurochemistry

authors： Georges E,Lefebvre S,Mushynski WE

更新日期：1986-08-01 00:00:00

abstract：:Regulation of prostaglandin (PG) E2 receptors was investigated in a 3-[(3-cholamidopropyl)dimethylammonio]-1-propanesulfonate-solubilized fraction from the synaptic membrane of porcine temporal cortex. The fraction was preincubated with exogenous protein kinases, and then the binding of PGE2 was measured. PGE2 binding...

journal_title：Journal of neurochemistry

authors： Morii H,Tanemura M,Watanabe Y

更新日期：1991-10-01 00:00:00

abstract：:Two semisynthetic acetyl derivatives of the alkaloid sauroine from Huperzia saururus, monoacetyl sauroine, and diacetyl sauroine (DAS) were obtained and their chemical structures were analyzed by NMR. While monoacetyl sauroine is the typical product of acetylation, DAS is an unexpected derivative related to the keto-e...

journal_title：Journal of neurochemistry

authors： Vallejo M,Loyola S,Contreras D,Ugarte G,Cifuente D,Ortega G,Cabrera JL,Zeise M,Tonn C,Carreño M,Delgado R,Morales B,Agnese M

更新日期：2014-06-01 00:00:00

abstract：:Using nuclear reaction 6Li(n, alpha)3H and dielectric detectors, we have studied the distribution of Li in the brain of adult mice, following Li treatment of the animals. Two strains of animals were used in parallel: "quaking" dysmyelinating mutants and normally myelinated controls. The distribution appeared to be sha...

journal_title：Journal of neurochemistry

authors： Heurteaux C,Baumann N,Lachapelle F,Wissocq JC,Thellier M

更新日期：1986-04-01 00:00:00

abstract：:Phosphorylation of G protein-coupled receptors is considered an important step during their desensitization. In SK-N-BE cells, recently presented as a pertinent model for the studies of the human delta-opioid receptor, pretreatment with the opioid agonist etorphine increased time-dependently the rate of phosphorylatio...

journal_title：Journal of neurochemistry

authors： Hasbi A,Polastron J,Allouche S,Stanasila L,Massotte D,Jauzac P

更新日期：1998-05-01 00:00:00

abstract：:Abstract The dualistic activities of the amyloid beta (Abeta) peptide as a pro-oxidant and ubiquitous constituent of amyloid deposits in Alzheimer's disease plaques and as an antioxidant of purported physiological function has been suggested but the mechanisms are far from being understood. In this report we measure s...

journal_title：Journal of neurochemistry

authors： Kuperstein F,Brand A,Yavin E

更新日期：2004-11-01 00:00:00

abstract：:The concentration of dopamine (DA) in the synaptic cleft in the mouse striatum in vivo was estimated from the competition between the synaptic DA and the 3H-labelled DA D2 receptor agonists N-n-propylnorapomorphine (NPA) or N,N-diethyl-N'-[(3 alpha, 4a alpha, 10 beta)-1,2,3,4,4a,5,10,10a-octahydro- 7-hydroxyl-1-propyl...

journal_title：Journal of neurochemistry

authors： Ross SB

更新日期：1991-01-01 00:00:00

abstract：:Nicotinic acetylcholine receptors play important roles in numerous cognitive processes as well as in several debilitating central nervous system (CNS) disorders. In order to fully elucidate the diverse roles of nicotinic acetylcholine receptors in CNS function and dysfunction, a detailed knowledge of their cellular an...

journal_title：Journal of neurochemistry

authors： Moser N,Mechawar N,Jones I,Gochberg-Sarver A,Orr-Urtreger A,Plomann M,Salas R,Molles B,Marubio L,Roth U,Maskos U,Winzer-Serhan U,Bourgeois JP,Le Sourd AM,De Biasi M,Schröder H,Lindstrom J,Maelicke A,Changeux JP,Weve

更新日期：2007-07-01 00:00:00

abstract：:Spinal muscular atrophy (SMA) is a motor neuron disease caused by loss of function mutations in the Survival Motor Neuron 1 (SMN1) gene and reduced expression of the SMN protein, leading to spinal motor neuron death, muscle weakness and atrophy. Although humans harbour the highly homologous SMN2 gene, its defective sp...

journal_title：Journal of neurochemistry

authors： Pagliarini V,Guerra M,Di Rosa V,Compagnucci C,Sette C

更新日期：2020-04-01 00:00:00

abstract：:GM1 ganglioside binding to the crude mitochondrial fraction of rat brain and its effect on (Na+, K+)-ATPase were studied, the following results being obtained: (a) the binding process followed a biphasic kinetics with a break at 50 nM-GM1; GM1 at concentrations below the break was stably associated, while over the bre...

journal_title：Journal of neurochemistry

authors： Leon A,Facci L,Toffano G,Sonnino S,Tettamanti G

更新日期：1981-08-01 00:00:00