Neurotransmitter enzyme activities in neurons purified by bulk-isolation.

abstract：:Hyperhomocysteinemia occurs in homocystinuria, an inherited metabolic disease clinically characterized by thromboembolic episodes and a variable degree of neurological dysfunction whose pathophysiology is poorly known. In this study, we induced elevated levels of homocysteine (Hcy) in blood (500 microM), comparable to...

journal_title：Neurochemical research

authors： Streck EL,Matte C,Vieira PS,Rombaldi F,Wannmacher CM,Wajner M,Wyse AT

更新日期：2002-12-01 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：:Two models of perturbed cerebellar ontogenesis were obtained by a single administration of methylazoxymethanol (MAM), a potent antimitotic agent, to mouse pups either on the day of birth (MAM0 mice) or at postnatal day 5 (MAM5 mice). The alterations of the cerebellar GABAergic system were studied by measuring glutamic...

journal_title：Neurochemical research

authors： Bacon E,Girard C,de Barry J,Gombos G

更新日期：1992-07-01 00:00:00

abstract：:The protein composition of myelin isolated from the CNS of four different fish species (trout, goldfish), eel, Tilapia) was analysed by SDS-polyacrylamide gel electrophoresis and compared with that of pig and rat brain. Thereby the following features were found typical to the myelin of fish: (1) a basic protein of par...

journal_title：Neurochemical research

authors： Jeserich G

更新日期：1983-08-01 00:00:00

abstract：:Neuroprotectin D1 (NPD1), a docosahexaenoic acid (DHA)-derived lipid mediator, promotes survival in cells exposed to oxidative stress by inducing the activity of anti-inflammatory mediators and suppressing the expression of pro-inflammatory genes. Though retinal pigment epithelial (RPE) cells naturally produce NPD1 fr...

journal_title：Neurochemical research

authors： Halapin NA,Bazan NG

更新日期：2010-12-01 00:00:00

abstract：:Oxidative stress is one of the most important pathological mechanisms in neurodegenerative diseases and ischemia. Recent studies have indicated that the sonic hedgehog (SHH) signaling pathway is involved in these diseases, but the underlying mechanisms remains elusive. Here we report that the SHH pathway was activated...

journal_title：Neurochemical research

authors： Dai RL,Zhu SY,Xia YP,Mao L,Mei YW,Yao YF,Xue YM,Hu B

更新日期：2011-01-01 00:00:00

abstract：:The kinetics of the uptake of p-tyramine, m-tyramine, and dopamine were investigated in slices of the hypothalamus and striatum of the rat in the presence of nialamide. When uptake was analyzed by a least-squares fit to a Lineweaver-Burk plot, each amine appeared to be concentrated by both a "low"-affinity and a "high...

journal_title：Neurochemical research

authors： Petrali EH,Boulton AA,Dyck LE

更新日期：1979-10-01 00:00:00

abstract：:Attempts were made to solubilize acetylcholinesterase (AChE) from microsomal membranes isolated from rabbit white muscle. The preparative procedure included a step in which the microsomes were incubated in a solution containing high salt concentration (0.6 M KCl). About 15% of the total enzyme activity could be solubi...

journal_title：Neurochemical research

authors： Muñoz-Delgado E,Vidal CJ

更新日期：1987-07-01 00:00:00

abstract：:Incomplete ischemia of the spinal cord was produced in dogs by 40 min occlusion of the abdominal aorta that was followed by 5-40 min of recirculation. Amino acid incorporation into ribosomes in vitro in the presence of venous blood sera was estimated. The most significant reduction in incorporation was produced by ser...

journal_title：Neurochemical research

authors： Chavko M,Burda J,Marsala J

更新日期：1986-06-01 00:00:00

abstract：:Analysis of gene expression in the brain is a valuable tool to study the function of the brain under normal and pathological conditions. Although there are many techniques used to measure gene expression the validity of any such experiment is directly related to the quality of the RNA in the samples. The most readily ...

journal_title：Neurochemical research

authors： Van Deerlin VM,Gill LH,Nelson PT

更新日期：2002-10-01 00:00:00

abstract：:It has been proposed that taurine may function as an oxidant in a dose-dependent manner in vivo and in vitro. The present study was carried out to investigate the relationship between taurine concentration and 3-nitrotyrosine level, a stable marker of peroxynitrite action, in hepatocytes of guinea pig in endotoxemia b...

journal_title：Neurochemical research

authors： Erdamar H,Türközkan N,Balabanli B,Ozan G,Bircan FS

更新日期：2007-11-01 00:00:00

abstract：:Cortical spreading depression (CSD) enhances ischemic tolerance to temporary focal ischemia. Although this effect most likely requires the expression or activation of neuroprotective factors, their identity remains relatively unknown. One important factor involved in neuroprotection is adenosine monophosphate-dependen...

journal_title：Neurochemical research

authors： Viggiano E,Viggiano D,Viggiano A,De Luca B,Monda M

更新日期：2014-12-01 00:00:00

abstract：:Neurons of the rat cerebral hemispheres are known to undergo a postnatal shift to a short DNA repeat length. In the present study we report that rat neuronal nuclei are more sensitive to digestion with DNAse I when isolated at a developmental stage after the shift in neuronal DNA repeated length compared to nuclei iso...

journal_title：Neurochemical research

authors： Greenwood PD,Brown IR

更新日期：1982-08-01 00:00:00

abstract：:The presynaptic dopamine (DA) D2 receptor-mediated regulation of ATP-sensitive potassium (K+ATP) channels was examined in slices of the rat caudate-putamen. When slices were incubated with the specific D2 receptor antagonist (-)-sulpiride (SLP), a concentration-dependent increase of extracellular DA release was observ...

journal_title：Neurochemical research

authors： Neusch C,Runde D,Moser A

更新日期：2000-12-01 00:00:00

abstract：:Diminished thiamine (vitamin B1) dependent processes and oxidative stress accompany Alzheimer's disease (AD). Thiamine deficiency in animals leads to oxidative stress. These observations suggest that thiamin may act as an antioxidant. The current experiments first tested directly whether thiamin could act as an antiox...

journal_title：Neurochemical research

authors： Huang HM,Chen HL,Gibson GE

更新日期：2010-12-01 00:00:00

abstract：:Seizures are accompanied by an exacerbated activation of cerebral ion channels. 4-aminopyridine (4-AP) is a pro-convulsive agent which mechanism of action involves activation of Na(+) and Ca(2+) channels, and several antiepileptic drugs control seizures by reducing these channels permeability. The antidepressant, sert...

journal_title：Neurochemical research

authors： Sitges M,Aldana BI,Reed RC

更新日期：2016-06-01 00:00:00

abstract：:Alzheimer's disease is a neurodegenerative disease characterized by the production of β-amyloid proteins and hyperphosphorylation of tau protein. Inflammation and apoptotic severity were highly correlated with earlier age at onset of Alzheimer's disease and were also associated with cognitive decline. This study aims ...

journal_title：Neurochemical research

authors： Liu J,Yan X,Li L,Zhu Y,Qin K,Zhou L,Sun D,Zhang X,Ye R,Zhao G

更新日期：2012-12-01 00:00:00

abstract：:The 7S NGF complex from the male mouse submaxillary gland consists of the alpha, gamma, and beta subunits in the ratio alpha 2 gamma 2 beta. The beta (NGF) subunit contains all the known biolocial activity of 7S NGF. The alpha and gamma subunits are both members of glandular kallikrein gene family, yet only gamma subu...

journal_title：Neurochemical research

authors： Burcham TS,Sim I,Bolin LM,Shooter EM

更新日期：1991-06-01 00:00:00

abstract：:The human formyl peptide receptor like 1 (FPRL-1) is a variant of the Gi-coupled formyl-peptide receptor. Functional FPRL-1 is endogenously expressed in the U87 astrocytoma cell line and there is accumulating evidence to suggest that FPRL-1 may be involved in neuroinflammation associated with the pathogenesis of Alzhe...

journal_title：Neurochemical research

authors： Kwan DH,Kam AY,Wong YH

更新日期：2008-01-01 00:00:00

abstract：:Tanshinone I (TsI) is an important lipophilic diterpene extracted from Danshen (Radix Salvia miltiorrhizae) and has been used in Asia for the treatment of cerebrovascular diseases such as ischemic stroke. In this study, we examined the neuroprotective effect of TsI against ischemic damage and its neuroprotective mecha...

journal_title：Neurochemical research

authors： Park JH,Park Ok,Cho JH,Chen BH,Kim IH,Ahn JH,Lee JC,Yan BC,Yoo KY,Lee CH,Hwang IK,Kwon SH,Lee YL,Won MH,Choi JH

更新日期：2014-07-01 00:00:00

abstract：:Chronic administration to rats of mood-stabilizers that are effective against mania in bipolar disorder, is reported to downregulate markers of the brain arachidonic acid cascade. We hypothesized that chronic administration of lamotrigine, which is used to treat depression and rapid cycling in bipolar disorder, might ...

journal_title：Neurochemical research

authors： Lee HJ,Ertley RN,Rapoport SI,Bazinet RP,Rao JS

更新日期：2008-05-01 00:00:00

abstract：:Ethylcholine mustard aziridinium ion (ECMA) was infused intracerebroventricularly (icv) to rats followed by measurement of two markers of presynaptic cholinergic neurons, choline acetyltransferase (ChAT) activity and high affinity choline transport (HAChT), in the hippocampus and cortex. Bilateral icv administration o...

journal_title：Neurochemical research

authors： Johnson GV,Simonato M,Jope RS

更新日期：1988-08-01 00:00:00

abstract：:Traumatic brain injury (TBI) initiates a series of neurochemical and signaling changes that could eventually lead to neuronal apoptosis. Recent studies indicated that mature neurons cell cycle re-enter played a crucial role in neuronal apoptosis. In this study, we identified that the chaperonin containing TCP-1, subun...

journal_title：Neurochemical research

authors： Wu X,Zhang H,Chen D,Song Y,Qian R,Chen C,Mao X,Chen X,Zhang W,Shao B,Shen J,Yan Y,Wu X,Liu Y

更新日期：2015-09-01 00:00:00

abstract：:The axonal transport of tRNA has been investigated in the chick optic system. Chicks were injected with [3H]uridine intraocularly or intracranially and the RNA of the retina, nerve complex, and tecta separated by polyacrylamide gel electrophoresis and then counted. The ratio of tRNA to rRNA specific activities increas...

journal_title：Neurochemical research

authors： Por S,Gunning PW,Jeffrey PL,Austin L

更新日期：1978-08-01 00:00:00

abstract：:Bilateral injection of 6-hydroxydopamine into the medial forebrain bundle (MFB) significantly decreased monoamine concentrations in the hypothalamus. The noradrenaline and serotonin content of the paraventricular nucleus (PVN) was also significantly reduced. These drastic decreases in neurotransmitter concentration di...

journal_title：Neurochemical research

authors： Daniels WM,Jaffer A,Russell VA,Taljaard JJ

更新日期：1993-02-01 00:00:00

abstract：:Precise control of the proliferation and differentiation of multipotent neural stem cells (NSCs) is crucial for the proper development of the nervous system. Although cyclinD1 has been implicated as a cause of cancer in many studies, its roles in NSCs remain elusive. In this study, we examined the over-expression of c...

journal_title：Neurochemical research

authors： Ma J,Cui B,Ding X,Wei J,Cui L

更新日期：2015-08-01 00:00:00

abstract：:Diisopropylfluorophosphate (DFP) is an irreversible inhibitor of acetylcholine esterase and a surrogate of the organophosphorus (OP) nerve agent sarin. The neurotoxicity of DFP was assessed as a reduction of population spike (PS) area elicited by synaptic stimulation in acute hippocampal slices. Two classical antidote...

journal_title：Neurochemical research

authors： Ferchmin PA,Pérez D,Cuadrado BL,Carrasco M,Martins AH,Eterović VA

更新日期：2015-10-01 00:00:00

abstract：:Alzheimer's disease (AD) is a common neurodegenerative condition that affects the elderly population. Its primary symptom is memory loss. The memory dysfunction in AD has been associated with cortical cholinergic deficiency and loss of cholinergic neurons of the nucleus basalis of Meynert (NBM). Zizyphus jujube (ZJ) a...

journal_title：Neurochemical research

authors： Rabiei Z,Rafieian-Kopaei M,Heidarian E,Saghaei E,Mokhtari S

更新日期：2014-02-01 00:00:00

abstract：:In our previous study vesamicol, an inhibitor of the acetylcholine transporter of the cholinergic vesicles, inhibited veratridine-evoked external Ca(2+)-dependent acetylcholine release from striatal slices but did not influence acetylcholine release observed in Ca(2+)-free medium (4). Here we examined if the effect of...

journal_title：Neurochemical research

authors： Deri Z,Adam-Vizi V

更新日期：1992-06-01 00:00:00

abstract：:Endoplasmic reticulum (ER) and mitochondria are intracellular organelles and their interactions are directly involved in different processes such as Ca(2+) signaling in cell survival and death mechanisms. Bcl-2 is an anti-apoptotic protein intrinsically related to ER and mitochondria, modulating Ca(2+) content in thes...

journal_title：Neurochemical research

authors： Hirata H,Lopes GS,Jurkiewicz A,Garcez-do-Carmo L,Smaili SS

更新日期：2012-02-01 00:00:00