Early stress and chronic methylphenidate cross-sensitize dopaminergic responses in the adolescent medial prefrontal cortex and nucleus accumbens.

abstract：:The glutamate (Glu) terminals in rat neostriatum were removed by a unilateral frontal decortication. One to two weeks later the effects of insulin-induced hypoglycemia on the steady-state levels of amino acids [Glu, glutamine (Gln), aspartate (Asp), gamma-aminobutyric acid (GABA), taurine] and energy metabolites (gluc...

journal_title：Journal of neurochemistry

authors： Engelsen B,Westerberg E,Fonnum F,Wieloch T

更新日期：1986-11-01 00:00:00

abstract：:The rapid bidirectional transport of dopamine beta-hydroxylase (DBH) in adrenergic axons provides a means of analyzing the life cycle of adrenergic storage vesicles. We compared the physical characteristics of DBH-containing particles traveling to or returning from the terminal varicosities of ligated rat sciatic nerv...

journal_title：Journal of neurochemistry

authors： Studelska DR,Brimijoin S

更新日期：1989-08-01 00:00:00

abstract：:A major hallmark of mutant superoxide dismutase (SOD1)-linked familial amyotrophic lateral sclerosis is SOD1-immunopositive inclusions found within motor neurons. The mechanism by which SOD1 becomes aggregated, however, remains unclear. In this study, we aimed to investigate the role of nitrosative stress and S-nitros...

journal_title：Journal of neurochemistry

authors： Chen X,Zhang X,Li C,Guan T,Shang H,Cui L,Li XM,Kong J

更新日期：2013-01-01 00:00:00

abstract：:Dysregulated metabolism and consequent extracellular accumulation of amyloid-β (Aβ) peptides in the brain underlie the pathogenesis of Alzheimer's disease. Extracellular Aβ in the brain parenchyma is mainly secreted from the pre-synaptic terminals of neuronal cells in a synaptic activity-dependent manner. The p24 fami...

journal_title：Journal of neurochemistry

authors： Liu L,Fujino K,Nishimura M

更新日期：2015-05-01 00:00:00

abstract：:Activation of microglia, the resident macrophages of the brain, around the amyloid plaques is a key hallmark of Alzheimer's disease (AD). Recent evidence in mouse models indicates that microglia are required for the neurodegenerative process of AD. Amyloid-β (Aβ) peptides, the core components of the amyloid plaques, c...

journal_title：Journal of neurochemistry

authors： Capiralla H,Vingtdeux V,Zhao H,Sankowski R,Al-Abed Y,Davies P,Marambaud P

更新日期：2012-02-01 00:00:00

abstract：:The effect of N-methyl-D-aspartate (NMDA) receptor antagonists on cell viability was studied in rat primary cortical cells. NMDA antagonists [MK-801 and 2-amino-5-phosphonovalerate (APV)] induced cell shrinkage, nuclear condensation or fragmentation, and internucleosomal DNA fragmentation. Treatment of cells with MK-8...

journal_title：Journal of neurochemistry

authors： Takadera T,Matsuda I,Ohyashiki T

更新日期：1999-08-01 00:00:00

abstract：:The effect of manipulating the activity of central 5-hydroxytryptamine (5-HT) neurones on extracellular 5-HT in ventral hippocampus of the chloral hydrate-anaesthetized rat was studied using the brain perfusion method, microdialysis. Basal levels of 5-HT in the dialysates were close to the detection limits of our assa...

journal_title：Journal of neurochemistry

authors： Sharp T,Bramwell SR,Clark D,Grahame-Smith DG

更新日期：1989-07-01 00:00:00

abstract：:Rho family GTPases promote the survival of certain neuronal populations. However, pro-survival and pro-death signaling pathways regulated downstream of Rho GTPases are largely unknown. Cerebellar granule neurons (CGNs) exposed to Clostridium difficile toxin B (ToxB), a monoglucosyltransferase that specifically inhibit...

journal_title：Journal of neurochemistry

authors： Loucks FA,Le SS,Zimmermann AK,Ryan KR,Barth H,Aktories K,Linseman DA

更新日期：2006-05-01 00:00:00

abstract：:The nicotinic acetylcholine receptor (AChR) exhibits at least four different conformational states varying in affinity for agonists such as acetylcholine (ACh). Photoaffinity labeling has been previously used to elucidate the topography of the AChR. However, to date, the photosensitive probes used to explore the choli...

journal_title：Journal of neurochemistry

authors： Kotzyba-Hibert F,Kessler P,Zerbib V,Bogen C,Snetkov V,Takeda K,Goeldner M,Hirth C

更新日期：1996-12-01 00:00:00

abstract：:N-Methyl-D-aspartate (NMDA) receptors mediate increases in intracellular calcium that can be modulated by protein kinase C (PKC). As PKC modulation of NMDA receptors in neurons is complex, we studied the effects of PKC activation on recombinant NMDA receptor-mediated calcium rises in a nonneuronal mammalian cell line,...

journal_title：Journal of neurochemistry

authors： Grant ER,Bacskai BJ,Anegawa NJ,Pleasure DE,Lynch DR

更新日期：1998-10-01 00:00:00

abstract：:Chronic cocaine use in humans and animal models is known to lead to pronounced alterations in glutamatergic function in brain regions associated with reinforcement. Previous studies have examined ionotropic glutamate receptor (iGluR) subunit protein level changes following acute and chronic experimenter-administered c...

journal_title：Journal of neurochemistry

authors： Tang W,Wesley M,Freeman WM,Liang B,Hemby SE

更新日期：2004-05-01 00:00:00

abstract：:Stroke patients have a high risk of vascular recurrence. Biomarkers related to vascular recurrence, however, remain to be identified. The aim of the study was to identify, through proteomic analysis, plasma biomarkers associated with vascular recurrence within one year after the first ischemic stroke. This is a substu...

journal_title：Journal of neurochemistry

authors： López-Farré AJ,Zamorano-León JJ,Segura A,Mateos-Cáceres PJ,Modrego J,Rodríguez-Sierra P,Calatrava L,Tamargo J,Macaya C

更新日期：2012-04-01 00:00:00

abstract：:Our gut harbours trillions of microorganisms essential for the maintenance of homeostasis and host physiology in health and disease. In the last decade, there has been a growing interest in understanding the bidirectional pathway of communication between our microbiota and the central nervous system. With regard to re...

journal_title：Journal of neurochemistry

authors： García-Cabrerizo R,Carbia C,O Riordan KJ,Schellekens H,Cryan JF

更新日期：2020-12-25 00:00:00

abstract：:Choline acetyltransferase (ChAT) catalyzes the reaction between choline and acetylcoenzyme A (AcCoA) to form acetylcholine (ACh) in nerve terminals. ACh metabolism has implications in numerous aspects of physiology and varied disease states, such as Alzheimer's disease. Therefore a specific, sensitive, and reliable me...

journal_title：Journal of neurochemistry

authors： Bailey JA,Lahiri DK

更新日期：2012-08-01 00:00:00

abstract：:The decrease in receptor-stimulated cyclic AMP production after chronic ethanol exposure was suggested previously to be secondary to an ethanol-induced increase in extracellular adenosine. The present study was undertaken to ascertain whether a similar mechanism was responsible for the ethanol-induced desensitization ...

journal_title：Journal of neurochemistry

authors： Rabin RA,Fiorella D,Van Wylen DG

更新日期：1993-03-01 00:00:00

abstract：:The effect of cerebral hypoxia-ischemia (HI) on levels and tyrosine phosphorylation of the NMDA receptor was examined in 7- (P7) and 21 (P21)-day-old rats. Unilateral HI was administered by ligation of the right common carotid artery and exposure to an atmosphere of 8% O2/92% N2 for 2 (P7) or 1.5 (P21) h. This duratio...

journal_title：Journal of neurochemistry

authors： Gurd JW,Bissoon N,Beesley PW,Nakazawa T,Yamamoto T,Vannucci SJ

更新日期：2002-08-01 00:00:00

abstract：:The effects of cetiedil and its analogue MR 16728 were examined on spontaneous acetylcholine release measured with a chemiluminescent assay using choline oxidase in a synaptosomal suspension obtained from Torpedo marmorata electric organ. Evoked acetylcholine release is inhibited by cetiedil, whereas this drug enhance...

journal_title：Journal of neurochemistry

authors： Moulian N,Gaudry-Talarmain YM,Israël M

更新日期：1994-01-01 00:00:00

abstract：:Brain iron homeostasis is increasingly recognized as a potential target for the development of drug therapies for aging-related disorders. Dysregulation of iron metabolism associated with cellular damage and oxidative stress is reported as a common event in several neurodegenerative disorders such as Alzheimer's, Park...

journal_title：Journal of neurochemistry

authors： Belaidi AA,Bush AI

更新日期：2016-10-01 00:00:00

abstract：:The regional and developmental expression of NMDA receptors containing the NR2D subunit was analyzed on the level of the subunit mRNA and protein in rat brain. RNase protection experiments indicated that among two proposed splice variants of the NR2D subunit, only the NR2D-2 subunit is expressed. The regional distribu...

journal_title：Journal of neurochemistry

authors： Wenzel A,Villa M,Mohler H,Benke D

更新日期：1996-03-01 00:00:00

abstract：:The myocyte enhancer factor 2A-D (MEF2) proteins are members of the MCM1-agamous-deficiens-serum response factor family of transcription factors. Various MEF2 isoform proteins are enriched in neurons and exhibit distinct patterns of expression in different regions of the brain. In neurons, MEF2 functions as a convergi...

journal_title：Journal of neurochemistry

authors： She H,Yang Q,Mao Z

更新日期：2012-09-01 00:00:00

abstract：:Huntington's disease (HD) is a hereditary neurodegenerative condition with no therapeutic intervention known to alter disease progression, but several trials are ongoing and biomarkers of disease progression are needed. Tau is an axonal protein, often altered in neurodegeneration, and recent studies pointed out its ro...

journal_title：Journal of neurochemistry

authors： Rodrigues FB,Byrne L,McColgan P,Robertson N,Tabrizi SJ,Leavitt BR,Zetterberg H,Wild EJ

更新日期：2016-10-01 00:00:00

abstract：:Beta-amyloid peptides (A beta) are deposited in an aggregated fibrillar form in both diffuse and senile plaques in the brains of patients with Alzheimer's disease. The neurotoxicity of A beta in cultured neurons is dependent on its aggregation state, but the factors contributing to aggregation and fibril formation are...

journal_title：Journal of neurochemistry

authors： Du Y,Bales KR,Dodel RC,Liu X,Glinn MA,Horn JW,Little SP,Paul SM

更新日期：1998-03-01 00:00:00

abstract：:The nuclear factor 1 (NF-1) motifs, NF-1 II/III, In the two 98-bp repeats of the transcription-regulatory region of JC virus (JCV), have a critical role in brain-specific transcription from the JCV early promoter-enhancer. In this study, the role of these motifs in transactivation of the JCV late promoter-enhancer (JC...

journal_title：Journal of neurochemistry

authors： Kumar KU,Devireddy LR,Tang SC,Pater A,Pater MM

更新日期：1996-08-01 00:00:00

abstract：:The binding of a series of glycosylated beta-galactosidases to a fraction rich in synaptic membrane of bovine brain was examined. beta-galactosidase modified with p-aminophenyl beta-D-galactopyranoside (beta-D-Gal beta-gal) was found the most effective in binding to synaptic membrane, followed by that modified with be...

journal_title：Journal of neurochemistry

authors： Naoi M,Nagatsu T

更新日期：1986-02-01 00:00:00

abstract：:The presynaptic terminals of skate (Raja montagui) electric organ were tested for their sensitivity to calcium channel antagonists. Acetylcholine (ACh) release and the elevation of intraterminal Ca2+ concentrations triggered by K+ depolarisation were studied. ACh release was measured as 3H efflux from slices of organ ...

journal_title：Journal of neurochemistry

authors： Richardson CM,Dowdall MJ,Green AC,Bowman D

更新日期：1995-02-01 00:00:00

abstract：:Microscopic fluorescence analysis of fura-2-loaded bovine adrenal chromaffin cells demonstrates that approximately 70% of the cells responded to arachidonic acid in increasing the intracellular Ca2+ concentration. Because this increase was markedly less in the absence of external Ca2+, we examined the effect of arachi...

journal_title：Journal of neurochemistry

authors： Mochizuki-Oda N,Negishi M,Mori K,Ito S

更新日期：1993-11-01 00:00:00

abstract：:This study focused on the molecular and pharmacological characterization of muscarinic acetylcholine receptors expressed by progenitors and differentiated oligodendrocytes. We also analyzed the role of muscarinic receptors in regulating downstream signal transduction pathways and the functional significance of recepto...

journal_title：Journal of neurochemistry

authors： Ragheb F,Molina-Holgado E,Cui QL,Khorchid A,Liu HN,Larocca JN,Almazan G

更新日期：2001-06-01 00:00:00

abstract：:Myelination, during both normal development and with respect to disorders of myelination, is commonly studied by morphological and/or biochemical techniques that assay as their end-points the extent of myelination. The rate of myelination is potentially a more useful parameter, but it is difficult and time-consuming t...

journal_title：Journal of neurochemistry

authors： Muse ED,Jurevics H,Toews AD,Matsushima GK,Morell P

更新日期：2001-01-01 00:00:00

abstract：:Edaravone (Eda) is a potent scavenger of hydroxyl radicals and has been demonstrated to be beneficial for patients with acute ischemic stroke. This study was set out to investigate whether Eda protect against MPP(+)-induced cytotoxicity in rat primary cultured astrocytes. The results showed that pre-treatment with Eda...

journal_title：Journal of neurochemistry

authors： Chen H,Wang S,Ding JH,Hu G

更新日期：2008-09-01 00:00:00

abstract：:Previous studies on central 5-hydroxytryptamine1A (5-HT1A) receptors have consistently shown the existence of a GTP-insensitive component of agonist binding, i.e., binding of [3H]8-hydroxy-2-(di-n-propylamino)tetralin ([3H]8-OH-DPAT) that persists in the presence of 0.1 mM GTP or guanylylimidodiphosphate (GppNHp). The...

journal_title：Journal of neurochemistry

authors： Emerit MB,Miquel MC,Gozlan H,Hamon M

更新日期：1991-05-01 00:00:00