Multifunctional roles of NAD⁺ and NADH in astrocytes.

abstract：:The insoluble fraction of ox-brain, which had previously been shown to have a non-linear affinity for Na+ and K+, was prepared. Acetylcholine (1 x 10(-8) mol/l and 1 x 10(-7) mol/l) reduced the affinity of the fraction for Na+ and K+ to zero, while at 1 x 10(-6) mol/l, the affinity for the cations was almost as high a...

journal_title：Neurochemical research

authors： Ahmed N,Hillman H

更新日期：1989-02-01 00:00:00

abstract：:N-methyl-D-aspartate (NMDA) inhibits carbachol-stimulated phosphoinositide breakdown in rat brain cortical slices but not in isolated membranes (1). To gain insight into the mechanisms, we examined the effects of NMDA on carbachol-stimulated [3H]inositol phosphate and intermediates of phosphatidylinositol cycle accumu...

journal_title：Neurochemical research

authors： Lee HM,Huang CL

更新日期：1997-05-01 00:00:00

abstract：:Antipsychotics represent high affinity for sigma receptors and sigma-like drugs often have the psychotomimetic properties. Besides, the receptors are unevenly distributed in human brain. These findings suggest that sigma receptors might be involved in the pathophysiology of schizophrenia. Sigma receptors in rat and hu...

journal_title：Neurochemical research

authors： Shibuya H,Mori H,Toru M

更新日期：1992-10-01 00:00:00

abstract：:Glioblastoma is the most common and malignant brain cancer. In spite of surgical removal, radiation and chemotherapy, this cancer recurs within short time and median survival after diagnosis is less than a year. Glioblastoma stem cells (GSCs) left in the brain after surgery is thought to explain the inevitable recurre...

journal_title：Neurochemical research

authors： Skjellegrind HK,Fayzullin A,Johnsen EO,Eide L,Langmoen IA,Moe MC,Vik-Mo EO

更新日期：2016-07-01 00:00:00

abstract：:A rapid and specific method for assaying 4-aminobutyrate-2-oxoglutarate aminotransferase was developed. The method was based on the selectivity of ion exchange resin and the speed of vacuum filtration. With this new method, the aminotransferase activity in various tissues has been determined as follows: brain, 10.2; s...

journal_title：Neurochemical research

authors： Wu JY,Moss LG,Chude O

更新日期：1978-04-01 00:00:00

abstract：:The present investigation evaluates the anti-stress activity of risperidone (RIS) in the cold restraint stress (CRS) model and related stress pathways. Rats were pretreated with RIS (0.1 and 1.0 mg/kg) for 21 days before subjecting to CRS. Ultra low dose of RIS (ULD; 0.1 mg/kg) in contrast to higher dose (1.0 mg/kg) s...

journal_title：Neurochemical research

authors： Krishnamurthy S,Garabadu D,Reddy NR,Joy KP

更新日期：2011-10-01 00:00:00

abstract：:Autoantibodies to three eukaryotic 60S ribosomal phosphoproteins P0, P1 and P2 have been found in the sera of 10-20% of patients with systemic lupus erythematosus (SLE). These antibodies inhibit protein synthesis in vitro and when microinjected into cultured human fibroblasts. The three proteins share a common epitope...

journal_title：Neurochemical research

authors： Elkon K,Weissbach H,Brot N

更新日期：1990-04-01 00:00:00

abstract：:The effect of light exposure on the protein patterns of optic lobe and forebrain of the chick embryo was analysed by a high-resolution micro-two-dimensional polyacrylamide gel electrophoresis and computerized quantitation. Experiments were done on three groups of eggs: control group was incubated in the dark; simultan...

journal_title：Neurochemical research

authors： Zhang J,Huether G,Neuhoff V

更新日期：1987-04-01 00:00:00

abstract：:NMDA, the specific agonist of glutamate gated ion channels permeable to calcium, is implicated as a causal factor in the pathogenesis of several neurobiological disorders such as stroke, seizures, ischemia, and chronic neurodegenerative diseases. On the other hand, evidence on the roles of oxidative mechanisms involve...

journal_title：Neurochemical research

authors： Küçükkaya B,Haklar G,Yalçin AS

更新日期：1996-12-01 00:00:00

abstract：:Human neuroblastoma cholinergic LA-N-2 cells were used as an experimental model to test the possibility that the methylation of phosphoethanolamine (PEtn) to phosphocholine (PCho) and free choline (Cho) (Andriamampandry et al. 1989) could contribute to acetylcholine (AcCho) synthesis. LA-N-2 cells were incubated with ...

journal_title：Neurochemical research

authors： Haidar NE,Carrara M,Andriamampandry C,Kanfer JN,Freysz L,Dreyfus H,Massarelli R

更新日期：1994-01-01 00:00:00

abstract：:Previous studies have shown that hypoxia induces nitric oxide synthase-mediated generation of nitric oxide free radicals leading to peroxynitrite production. The present study tests the hypothesis that hypoxia results in NO-mediated modification of Na+, K+-ATPase in the fetal brain. Studies were conducted in guinea pi...

journal_title：Neurochemical research

authors： Qayyum I,Zubrow AB,Ashraf QM,Kubin J,Delivoria-Papadopoulos M,Mishra OP

更新日期：2001-10-01 00:00:00

abstract：:The study examined (a) whether there is sex difference in spinal cord and plasma oxidative stress profiles in Dark Agouti rats immunised for experimental autoimmune encephalomyelitis (EAE), the principal experimental model of multiple sclerosis, and (b) whether there is correlation between the oxidative stress in spin...

journal_title：Neurochemical research

authors： Dimitrijević M,Kotur-Stevuljević J,Stojić-Vukanić Z,Vujnović I,Pilipović I,Nacka-Aleksić M,Leposavić G

更新日期：2017-02-01 00:00:00

abstract：:Nicotine has been reported to exert certain protective effect in the Parkinson's and Alzheimer's diseases. Whether it has a similar action in focal cerebral ischemia was unclear. In the present study, rats received either an injection of (-)-nicotine hydrogen tartrate salt (1.2 mg/kg, i.p.) or the vehicle 2 h before t...

journal_title：Neurochemical research

authors： Chen Y,Nie H,Tian L,Tong L,Yang L,Lao N,Dong H,Sang H,Xiong L

更新日期：2013-02-01 00:00:00

abstract：:The release of labeled norepinephrine from preloaded synaptosomes requires the presence of potassium and calcium. ATP-dependent binding of calcium to synaptic plasma membranes (SPM) may provide a means of maintaining the cation in a readily available pool for the triggering of transmitter release. A high Ca-binding ca...

journal_title：Neurochemical research

authors： Corpus V,Sun AY

更新日期：1983-04-01 00:00:00

abstract：:MicroRNAs (miRNAs), an abundant class of small noncoding RNA molecules, which regulate gene expression by functioning as post-transcriptional regulatory factors, have been identified as key components of traumatic brain injury (TBI) progression. MicroRNA-21 (miR-21) is a recently identified typical miRNA that is invol...

journal_title：Neurochemical research

authors： Ji W,Jiao J,Cheng C,Shao J

更新日期：2018-10-01 00:00:00

abstract：:Thiamine deficiency (TD) produces severe neurodegenerative lesions. Studies have suggested that primary neurodegenerative events are associated with both oxidative stress and inflammation. Very little is known about the downstream effects on intracellular signaling pathways involved in neuronal death. The primary aim ...

journal_title：Neurochemical research

authors： Medeiros RCN,Moraes JO,Rodrigues SDC,Pereira LM,Aguiar HQDS,de Cordova CAS,Yim Júnior A,de Cordova FM

更新日期：2020-04-01 00:00:00

abstract：:The phospholipid requirement for Ca2+-stimulated, Mg2+-dependent ATP hydrolysis (Ca2+/Mg2+-ATPase) and Mg2+-stimulated ATP hydrolysis (Mg2+-ATPase) in rat brain synaptosomal membranes was studied employing partial delipidation of the membranes with phospholipase A2 (Hog pancreas), phospholipase C (Bacillus cereus) and...

journal_title：Neurochemical research

authors： Gandhi CR,Ross DH

更新日期：1986-10-01 00:00:00

abstract：:Impaired glucose transport across brain tissue barriers causes infantile seizures, developmental delay and acquired microcephaly. Since the first report in 1991 (De Vivo et al, NEJM, 1991) 17 patients have been identified with the glucose transporter protein syndrome (GTPS). The diagnostic feature of the syndrome is a...

journal_title：Neurochemical research

authors： Klepper J,Wang D,Fischbarg J,Vera JC,Jarjour IT,O'Driscoll KR,De Vivo DC

更新日期：1999-04-01 00:00:00

abstract：:Radioactive azide derivatives of tetrodotoxin (TTX) were synthesized using 2-nitro-4-azidephenyl-[3H]beta alanine for the purpose of photolabeling of the Na channel. Three azide derivatives, N1, N2 and N3, were separated by ion exchange chromatography on Bio-Rex 70 resin and reversed phase high performance liquid chro...

journal_title：Neurochemical research

authors： Uehara S,Uyemura K

更新日期：1985-08-01 00:00:00

abstract：:Cathepsin B (EC 3.4.22.1) was purified 746-fold with a 21% recovery from bovine brain by autolysis, fractional precipitation with acetone, carboxy-methyl-Sephadex chromatography, affinity chromatography on a cystamine containing column and gel filtration chromatography. The purified cathepsin B eluted on gel filtratio...

journal_title：Neurochemical research

authors： Bradley JD,Whitaker JN

更新日期：1986-06-01 00:00:00

abstract：:Trigeminal neuralgia (TN) is a type of chronic neuropathic pain that is caused by peripheral nerve lesions that result from various conditions, including the compression of vessels, tumors and viral infections. MicroRNAs (miRs) are increasingly recognized as potential regulators of neuropathic pain. Previous evidence ...

journal_title：Neurochemical research

authors： Wang X,Wang H,Zhang T,He M,Liang H,Wang H,Xu L,Chen S,Xu M

更新日期：2019-07-01 00:00:00

abstract：:gamma-L-Glutamylglutamate (LGG), an endogenous constituent of the brain, reduced the glutamate-evoked increase in intracellular Ca2+ in cultured cerebellar granule cells. The extent and properties of this inhibition were different at different Mg2+ concentrations. The intracellular Ca2+ response to NMDA was slightly e...

journal_title：Neurochemical research

authors： Varga V,Janáky R,Holopainen I,Oja SS,Akerman KE

更新日期：1995-12-01 00:00:00

abstract：:The study provides detailed biochemical correlates to the common histopathological diagnoses in epilepsy. A dot immunobinding procedure was used for quantification of NSE, GFA, S-100, NCAM, NF 68 and NF 200. The material consisted of samples from 48 patients either selected for surgical treatment of partial epilepsy o...

journal_title：Neurochemical research

authors： Hamberger A,Bock E,Nordborg C,Nyström B,Silfvenius H,Wang S,Haglid KG

更新日期：1993-04-01 00:00:00

abstract：:The endogenous opioid peptide dynorphin A elicits non-opioid receptor-mediated neurotoxic effects. These effects are blocked by pretreatment with N-methyl-D-aspartate (NMDA) receptor antagonists. Herein, the mechanism for the non-opioid effects of dynorphin and related peptides was studied by matrix-assisted laser des...

journal_title：Neurochemical research

authors： Woods A,Zangen A

更新日期：2001-04-01 00:00:00

abstract：:An analytical method for the determination of saturated very long chain (VLC) fatty acids in the serum has been devised. Free fatty acids obtained after hydrolysis of total lipid extracts were converted into p-bromophenacyl esters. The derivatives were purified in two sequential steps by clean-up on C18 reversed-phase...

journal_title：Neurochemical research

authors： Alberghina M,Fiumara A,Pavone L,Giuffrida AM

更新日期：1984-12-01 00:00:00

abstract：:Isoleucine, together with leucine and valine, constitutes the group of branched-chain amino acids (BCAAs). BCAAs are transported from the blood into the brain parenchyma, where they can serve several distinct functions. Since brain tissue is known to oxidatively metabolize BCAAs to CO(2), they are considered as fuel m...

journal_title：Neurochemical research

authors： Murín R,Mohammadi G,Leibfritz D,Hamprecht B

更新日期：2009-01-01 00:00:00

abstract：:Examination of the cytoskeleton has demonstrated the pivotal role of regulatory proteins governing cytoskeletal dynamics. Most work has focused on cell cycle and cell migration regarding cancer. However, these studies have yielded tremendous insight for development, particularly in the nervous system where all major c...

journal_title：Neurochemical research

authors： Southwood CM,Peppi M,Dryden S,Tainsky MA,Gow A

更新日期：2007-02-01 00:00:00

abstract：:Consumption of fifteen percent alcohol, during gestation did not cause any decrease in the total calorie or fluid intake of the rats maintained on normal dietary regimen. However, the alcohol consumption by gestating mothers resulted in a decreased contents of both DNA and protein in the CNS of the in utero alcohol ex...

journal_title：Neurochemical research

authors： Prasad VV

更新日期：1989-11-01 00:00:00

abstract：:Metformin is the most frequently used drug for the treatment of type 2 diabetes in humans. However, only little is known about effects of metformin on brain metabolism. To investigate potential metabolic consequences of an exposure of brain cells to metformin, we incubated rat astrocyte-rich primary cultures with this...

journal_title：Neurochemical research

authors： Westhaus A,Blumrich EM,Dringen R

更新日期：2017-01-01 00:00:00

abstract：:(E)-2-(1-hydroxyl-4-oxocyclohexyl) ethyl caffeine (HOEC), a naturally caffeic ester isolated from Incarvillea mairei, has been reported to possess anti-inflammatory activity by targeting 5-lipoxygenase. However, its other potential activities have yet to be explored. In this study, we measured antioxidant activity of ...

journal_title：Neurochemical research

authors： Chen B,Yue R,Yang Y,Zeng H,Chang W,Gao N,Yuan X,Zhang W,Shan L

更新日期：2015-03-01 00:00:00