Atrial natriuretic polypeptides elevate the level of cyclic GMP in the rat choroid plexus.

abstract：:The atypical serine/threonine protein kinase, a mammalian target of rapamycin (mTOR), is believed to be essential to the regulation of cell growth and the functions of the central nervous system. By using calcium imaging and patch-clamping techniques to study the role of this signaling pathway in the activity of cultu...

journal_title：Neuroscience letters

authors： Li RX,Yu XZ,Fu M,Zong M,Liu RL,Xie ZP

更新日期：2008-08-15 00:00:00

abstract：:It is known that depolarization of cortical cells in vivo during cortical spreading depression (CSD) is accompanied by accumulation of cyclic AMP (cAMP). Under similar conditions in vitro adenosine release has been demonstrated. The present study investigates the possible role of adenosine in the mechanism of CSD. Top...

journal_title：Neuroscience letters

authors： Ueda M,Krivánek J

更新日期：1977-03-01 00:00:00

abstract：:Previous studies using various excitatory amino acid antagonists have shown that synaptic transmission between the auditory nerve and the cochlear nucleus of chickens (nuc. magnocellularis; NM) is mediated by non-N-methyl-D-aspartate (non-NMDA) receptors. In the present study we have attempted to define the subclass o...

journal_title：Neuroscience letters

authors： Nemeth EF,Jackson H,Parks TN

更新日期：1985-09-06 00:00:00

abstract：:A Golgi-Cox, cresyl violet, and histofluorescence study has revealed the presence of dendrite bundles in nuclei raphe dorsalis (NRD) and centralis superior (NCS) in the rabbit brain stem. In NRD, bundles were found in the midline, traversing the medial longitudinal fasciculus (MLF) and in a circumferential location ar...

journal_title：Neuroscience letters

authors： Felten DL,Harrigan P

更新日期：1980-03-01 00:00:00

abstract：:Theta rhythms in the hippocampus are believed to be the "metric" relating to various behavior patterns for free roaming rats. In this study, the theta rhythms were studied while rats either walked or were passively translated by a toy car on a linear track (referred to as WALK and TRANS respectively). For the similar ...

journal_title：Neuroscience letters

authors： Xie K,Yan Y,Fang X,Gao S,Hong B

更新日期：2012-04-25 00:00:00

abstract：:Motor nerve supplies to 15 poles of rat lumbrical spindle were reconstructed from serial, 1-micron transverse sections of muscle embedded in resin. Neural and muscular elements associated with the modulation of static sensitivity of afferents were deficient in these spindles relative to cat tenuissimus and rat soleus ...

journal_title：Neuroscience letters

authors： Walro JM,Kucera J

更新日期：1985-09-06 00:00:00

abstract：:In this study, we examined the involvement of chemokine monocyte chemoattractant protein-1 (MCP-1) in the spinal cord of a rat model of cancer-induced bone pain (CIBP). In this model, CIBP was established by an intramedullary injection of Walker 256 cells into the tibia of rats. We observed a significant increase in e...

journal_title：Neuroscience letters

authors： Hu JH,Zheng XY,Yang JP,Wang LN,Ji FH

更新日期：2012-05-23 00:00:00

abstract：:Morphine hydrochloride (10 mg/kg,i.p.) induced marked catalepsy in rats, which was associated with significantly enhanced striatal acetylcholine levels and reduced cholinesterase activity. Rapid tolerance to morphine-induced catalepsy was noted after twice daily administrations, the tolerance being discernible after t...

journal_title：Neuroscience letters

authors： Bose R,Kumar A,Bhattacharya SK

更新日期：1979-09-01 00:00:00

abstract：:Reduced supply of glucose involves in many pathological conditions such as stroke and contributes to ischemic injuries. In contrast, hyperglycemia has also been regarded as an important factor in causing and exaggerating stroke damage. Although the molecular mechanism(s) of imbalanced glucose-induced cellular injuries...

journal_title：Neuroscience letters

authors： Shi H,Liu KJ

更新日期：2006-12-13 00:00:00

abstract：:The action of some cholinergic drugs has been studied on the field potentials evoked by orthodromic stimulation of the lateral olfactory tract (LOT) in guinea-pig olfactory cortex slices maintained in vitro. A reversible depression of the electrically evoked surface-negative field potential (N-wave) was seen following...

journal_title：Neuroscience letters

authors： Williams SH,Constanti A,Brown DA

更新日期：1985-05-23 00:00:00

abstract：:'Clipsin' and other peptide bond hydrolase activities that appear to be integral membrane proteins, including two implicated in the formation of the histological hallmarks of Alzheimer's disease, were assayed in the frontal and parietal cortex from a large (n = 45) series of postmortem human brains. Tissues were extra...

journal_title：Neuroscience letters

authors： Stratmann GC,Webster MT,Francis PT,Procter AW,Bowen DM

更新日期：1992-08-31 00:00:00

abstract：:Penicillins are thought to be GABA receptor antagonists. In order to determine the affinities of various penicillin derivatives for the GABA receptor, their potencies as inhibitors of specific [3H]GABA binding to rat brain membranes were investigated. All investigated penicillins inhibit specific [3H]GABA binding, wit...

journal_title：Neuroscience letters

authors： Antoniadis A,Müller WE,Wollert U

更新日期：1980-07-01 00:00:00

abstract：:Thioredoxin (TRX) is a small, multifunctional protein with a redox-active site and multiple biological functions that include reducing activity for reactive oxygen intermediates. We assayed TRX by immunohistochemical methods in the rat brain after intraperitoneal injection of 3-nitropropionic acid (3-NP), an irreversi...

journal_title：Neuroscience letters

authors： Sugino T,Nozaki K,Takagi Y,Hattori I,Hashimoto N,Yodoi J

更新日期：1999-11-12 00:00:00

abstract：:Seizures and death are the more important toxic consequences related to cocaine overdose. Some reports have shown that pharmacological manipulations in dopaminergic, serotonergic and noradrenergic systems alter the occurrence of cocaine-induced convulsions and death. Based on this fact, this work was performed to dete...

journal_title：Neuroscience letters

authors： Macêdo DS,Vasconcelos SM,Belchior LD,Santos RS,Viana GS,Sousa FC

更新日期：2004-05-27 00:00:00

abstract：:Upregulation of cyclin-dependent kinase 5 (Cdk5) after chronic cocaine administration has led to speculation that Cdk5 plays an important role in drug addiction. However, as Cdk5 involvement is implicated in a variety of neural events, including neuronal development, synaptic plasticity and learning, a specific role i...

journal_title：Neuroscience letters

authors： Seiwell AP,Reveron ME,Duvauchelle CL

更新日期：2007-04-24 00:00:00

abstract：:The expression of neuronal type of nitric oxide synthase (nNOS) has been studied by immunocytochemistry in the brain of rats receiving a single daily (for up to 14 consecutive days) intracerebroventricular (i.c.v.) injection of the HIV-1 recombinant protein gp 120 (100 ng/day). This treatment failed to affect nNOS exp...

journal_title：Neuroscience letters

authors： Bagetta G,Corasaniti MT,Costa N,Berliocchi L,Finazzi-Agrò A,Nisticò G

更新日期：1997-03-14 00:00:00

abstract：:The circadian modulation of occurrence of non-rapid-eye-movement sleep (NREM) was investigated in 37 volunteers under dim-light conditions after 24-h total sleep deprivation using a 26-h 10/20-min ultra-short sleep-wake schedule. The propensity of NREM showed rapid increase followed by gradual decrease during the subj...

journal_title：Neuroscience letters

authors： Tagaya H,Uchiyama M,Shibui K,Kim K,Suzuki H,Kamei Y,Okawa M

更新日期：2002-04-19 00:00:00

abstract：:GABA transaminase activity is reduced in autopsied putamen samples from patients dying with Huntington's disease. Its activity is also reduced in the striatum of rats previously lesioned with kainic acid. In both cases, the reduction in GABA transaminase activity is comparable with the reduction in glutamate decarboxy...

journal_title：Neuroscience letters

authors： Carter CJ

更新日期：1984-08-10 00:00:00

abstract：:Rabbit retinal Müller cells were isolated by means of papaine and mechanical dissociation. These cells were shown to have a well preserved morphology and to preserve viability for many hours. Intense wheat germ agglutinin binding occurs on the photoreceptor side of Müller cells, especially in the microvillous region. ...

journal_title：Neuroscience letters

authors： Reichenbach A,Dettmer D,Brückner G,Neumann M,Birkenmeyer G

更新日期：1985-03-22 00:00:00

abstract：:The binding and pharmacological characteristics of [125I]iodomelatonin binding sites in human fetal brain membrane preparations were determined. Membrane preparations of the whole brain revealed a equilibrium binding constant (Kd) of 17.5 pmol/l with a total number of binding sites (Bmax) at 0.8 fmol/mg protein. Among...

journal_title：Neuroscience letters

authors： Yuan H,Lu Y,Pang SF

更新日期：1991-09-16 00:00:00

abstract：:Although the coadministration of lidocaine with propranolol interferes with the metabolic profile (pharmacokinetics), its pharmacodynamics is still unclear. In this report, we investigate whether propranolol can potentiate the effect of lidocaine. Rats received spinal anesthesia with lidocaine co-injected with propran...

journal_title：Neuroscience letters

authors： Chen YW,Chu CC,Chen YC,Hung CH,Li YT,Wang JJ

更新日期：2011-09-26 00:00:00

abstract：:Purinoceptor agonists produced potassium currents with the order of potency: ATP > adenosine = ADP = AMP > beta,gamma-methylene ATP, while a small response or no response was induced by 2-methylthio ATP, UTP, or alpha,beta-methylene ATP. The response induced by beta,gamma-methylene ATP was completely inhibited in the ...

journal_title：Neuroscience letters

authors： Matsuoka T,Nishizaki T,Nomura T,Mori M,Okada Y

更新日期：1998-05-29 00:00:00

abstract：:Chronic food restriction increases exploratory behavior, cognitive function, and the rewarding effects of abused drugs. Recently, striatal neuroadaptations that may be involved in these effects were observed. Specifically, D-1 dopamine (DA) receptor agonist challenge produced stronger activation of extracellular signa...

journal_title：Neuroscience letters

authors： Pan Y,Siregar E,Carr KD

更新日期：2006-01-30 00:00:00

abstract：:The effects of glutamate uptake inhibitors on the L-glutamate-induced increase in intracellular calcium concentrations were assessed in rat primary cortical cultures. The glutamate (10 microM)-induced rise in intracellular calcium concentrations was strongly and dose dependently increased and prolonged by simultaneous...

journal_title：Neuroscience letters

authors： Freund WD,Grieshop B,Neumann U,Reddig S

更新日期：1995-03-16 00:00:00

abstract：:The effect of dopamine on the 3',5'-cyclic adenosine monophosphate (cAMP) generating system of membrane particles of rat prostate gland was studied. Dopamine increased the concentration of cAMP in a dose-dependent manner. The selective D1 receptor inhibitor SCH 23390 caused a decrease in dopamine-elicited cAMP levels....

journal_title：Neuroscience letters

authors： Amenta D,Cavallotti C,Amenta F

更新日期：1987-06-01 00:00:00

abstract：:In an attempt to elucidate the possible mechanisms involved in the development of the thermoregulatory disturbances induced by systemic capsaicin treatment, the effects of 5-HT injected into the preoptic region or into the cisterna magna on the body temperature and on tail skin vasodilation were studied in control and...

journal_title：Neuroscience letters

authors： Hajós M,Obál F Jr,Jancsó G,Obál F

更新日期：1985-02-28 00:00:00

abstract：:Ethanol withdrawal is a serious clinical problem owing in part to over stimulation of ionotropic glutamate receptors in the brain and is linked to elevated oxidative damage. In this study, we tested the hypothesis that lipid peroxidation is elevated in the brain tissue of rats fed an ethanol-containing diet for 6 week...

journal_title：Neuroscience letters

authors： Milne GL,Morrow JD,Picklo MJ Sr

更新日期：2006-09-25 00:00:00

abstract：:The p11 protein (also called S100A10), which plays a pivotal role in the dynamic modulation of serotonergic 1B receptor function, has been implicated in the pathogenesis of major depressive disorder (MDD) and the therapeutic mechanisms of antidepressant action. Humans and mice with depression have lower central p11 le...

journal_title：Neuroscience letters

authors： Tzang RF,Hong CJ,Liou YJ,Yu YW,Chen TJ,Tsai SJ

更新日期：2008-12-05 00:00:00

abstract：:The alpha1-adrenergic receptors may contribute to cognitive functions relevant to schizophrenia. Following the discovery of an association between polymorphisms in the regulatory region of the alpha1A-adrenergic receptor and schizophrenia we investigated the expression of mRNA for this receptor between schizophrenics ...

journal_title：Neuroscience letters

authors： Clark DA,Mancama D,Kerwin RW,Arranz MJ

更新日期：2006-07-03 00:00:00

abstract：:The effect of diabetes on periaqueductal gray matter (PAG) stimulation-produced analgesia (SPA) was examined in rats. PAG SPA was assessed using the tail-pinch test. PAG stimulation produced marked analgesia in both naive and diabetic rats. Furthermore, the degree of PAG SPA did not differ between naive and diabetic r...

journal_title：Neuroscience letters

authors： Kamei J,Aoki T,Kasuya Y

更新日期：1992-08-03 00:00:00