Nicotine and D-cycloserine enhance acquisition of water maze spatial navigation in aged rats.

abstract：:Multiple sclerosis is associated with reduced white matter integrity and deficits in key cognitive processes important for arithmetic. This study examined the relationship between white matter microstructure and academic ability in 31 youths with multiple sclerosis (aged 11-19 years) and 34 demographically matched con...

journal_title：Neuroreport

authors： Till C,Deotto A,Tipu V,Sled JG,Bethune A,Narayanan S,Arnold DL,Banwell BL

更新日期：2011-12-21 00:00:00

abstract：:The present study was based on earlier findings that the observation of a coherently moving long bar induced gamma-band activity in humans. The power in the EEG-gamma-band was reduced during the presentation of two incoherently moving short bars. The present study demonstrates the replicability of this cortical activi...

journal_title：Neuroreport

authors： Müller MM,Junghöfer M,Elbert T,Rochstroh B

更新日期：1997-07-28 00:00:00

abstract：:Functional imaging has struggled for two decades to establish a quantitative link between the neuronal activity and the change in signal obtained. This review proposes a division of neuronal activity into a component relating to the electrical discharge activity and a component relating to the size of the activated ne...

journal_title：Neuroreport

authors： Marcar VL,Loenneker T

更新日期：2004-09-15 00:00:00

abstract：:The distribution of the enzyme NADPH diaphorase in the region of the periaqueductal gray (PAG) was studied in the rat, rabbit, cat, monkey and human. In each species, the enzyme labelled a small band of neurones located below the level of the aqueduct and directly above the supraoculomotor gray in the middle of the an...

journal_title：Neuroreport

authors： Carrive P,Paxinos G

更新日期：1994-11-21 00:00:00

abstract：:Autophagy and neurogenesis play a pivotal role in maintaining cellular homeostasis of neurons in the brain. Endurance exercise (EXE) serves as a potent regulator of both autophagy and neurogenesis in the hippocampus of the brain; however, the underlying molecular mechanisms of the dual expression remains unclear. Thus...

journal_title：Neuroreport

authors： Jang Y

更新日期：2020-04-08 00:00:00

abstract：:Interleukin-6 (IL-6) is a neurotrophic cytokine, however, its direct effect on nerve regeneration has not been well characterized. We therefore examined the effect of IL-6 on neurite regeneration using the rat dorsal root ganglion. IL-6 significantly enhanced neurite regeneration from transected nerve terminals. We al...

journal_title：Neuroreport

authors： Shuto T,Horie H,Hikawa N,Sango K,Tokashiki A,Murata H,Yamamoto I,Ishikawa Y

更新日期：2001-04-17 00:00:00

abstract：:Low, nonsedative doses of γ-hydroxybutyric acid (GHB) produce short-term anterograde amnesia in humans and memory impairments in experimental animals. We have previously shown that acute systemic treatment of GHB in adolescent female rats impairs the acquisition, but not the expression, of contextual fear memory while...

journal_title：Neuroreport

authors： Ishiwari K,Sircar R

更新日期：2016-06-15 00:00:00

abstract：:Microinjection of neuropeptide Y (NPY) into the paraventricular nucleus (PVN) of the hypothalamus stimulates eating and increases respiratory quotient. In contrast, administration of opioid receptor antagonists reduces food intake and suppresses NPY-induced feeding. The present study examined whether naloxone methiodi...

journal_title：Neuroreport

authors： Currie PJ,Coscina DV,Moretti J,Avellino MD

更新日期：2000-03-20 00:00:00

abstract：:The study was conducted to investigate the effect of serotonin depletion on nitric oxide-induced meningeal vascular response and cerebrovascular nociception. Nitroglycerin was infused i.v. to control and serotonin-depleted rats. Pial circulation was monitored by intravital fluorescent videomicroscopy and Fos immunorea...

journal_title：Neuroreport

authors： Srikiatkhachorn A,Anuntasethakul T,Phansuwan-Pujito P,Patumraj S,Kasantikul V

更新日期：2001-04-17 00:00:00

abstract：:The interaction between the Ca(2+)-activated K+ currents (IK(Ca)) induced by acetylcholine (ACh), 1-aminocyclopentane-1S,3R-dicarboxylic acid (1S,3R)-ACPD) and caffeine in rat hippocampal CA1 neurones was investigated to examine the functional independence between IP3- and Ca(2+)-sensitive Ca2+ stores. Pretreatment wi...

journal_title：Neuroreport

authors： Imanishi T,Yamanaka H,Rhee JS,Akaike N

更新日期：1996-05-31 00:00:00

abstract：:We investigated the role of melatonin in the induction of gastric lesions induced by water immersion restraint stress or centrally administered thyrotropin-releasing hormone (TRH). Melatonin (0.1-1 ng) injected intracisternally (i.c) 30 min prior to stress dose-dependently inhibited the induction of gastric lesions by...

journal_title：Neuroreport

authors： Kato K,Murai I,Asai S,Komuro S,Matsuno Y,Matsukawa Y,Kurosaka H,Iwasaki A,Ishikawa K,Arakawa Y

更新日期：1997-07-07 00:00:00

abstract：:Bioelectric activity of CO2-sensitive, ventrolateral medullary neurons (VLN(CS)) in organotypic cultures from the obex level of newborn rats was tested during changes of the intracellular pH (pHi) measured in BCECF-AM loaded cultures. Hypercapnia (pCO2 80-100 mmHg) reduced pHi by 0.15 +/- 0.06 units and stimulated neu...

journal_title：Neuroreport

authors： Wiemann M,Baker RE,Bonnet U,Bingmann D

更新日期：1998-01-05 00:00:00

abstract：:Functional homology between human and macaque visual cortices has provided an important cue to functional subdivisions of the human visual cortex, but it is unclear beyond V1. We estimated the sizes and the visual field eccentricity functions of the extrastriate visual areas of human brains using MRI and fMRI measurem...

journal_title：Neuroreport

authors： Ejima Y,Takahashi S,Yamamoto H,Fukunaga M,Tanaka C,Ebisu T,Umeda M

更新日期：2003-08-26 00:00:00

abstract：:The relationship between cerebral ischemia and Alzheimer's disease has been evaluated extensively. However, the association between cerebral ischemia and the deposition of beta-amyloid (Abeta) remains to be clarified. Here, we used mice bilateral common carotid artery ligation model to investigate the alterations in m...

journal_title：Neuroreport

authors： Ye JT,Pi RB,Mao XX,Chen XH,Qin J,Xu SW,Liu PQ

更新日期：2009-10-28 00:00:00

abstract：:The effect of olfactory deprivation on cellular expression of the Bcl-2 gene in the olfactory bulb of young rats was investigated. Restriction of olfactory stimuli caused an overall increase in Bcl-2 mRNA expression, with increases seen in the lateral aspects of glomerular, external plexiform, mitral and granule cell ...

journal_title：Neuroreport

authors： Najbauer J,Ibrahim E,Leon M

更新日期：1995-12-29 00:00:00

abstract：:Since the characterization of orphanin FQ (OFQ), the endogenous ligand of ORL1 receptor, much work has focused on its physiological functions. OFQ was reported to antagonize the effect of opioid-induced antinociception, although its mechanism remains obscure. In the present study, whole-cell patch clamp recording tech...

journal_title：Neuroreport

authors： Zhang M,Sun QL,Wan Y,Yao L,Yu YX,Han JS

更新日期：1998-06-22 00:00:00

abstract：:To test the combined effect of high glucose and decreased Na+/K+-pump activity, a condition which closely mimics the diabetic state, on nerve ionic currents, changes in action potential and membrane current induced by high glucose in the presence of ouabain were investigated using voltage clamp analysis in rat single ...

journal_title：Neuroreport

authors： Takigawa T,Yasuda H,Terada M,Maeda K,Haneda M,Kashiwagi A,Kitasato H,Kikkawa R

更新日期：2000-08-03 00:00:00

abstract：:The amyloid cascade hypothesis suggests that amyloid precursor protein (APP) proteolytic processing is a key event in the pathogenesis of Alzheimer's disease (AD). The enzymes beta-site APP cleaving enzyme (BACE) and A disintegrin and metalloproteinase 10 (ADAM10) play an important role in APP proteolysis. We measured...

journal_title：Neuroreport

authors： Gatta LB,Albertini A,Ravid R,Finazzi D

更新日期：2002-11-15 00:00:00

abstract：:Cultured and transplanted adrenal medullary cells respond to ciliary neurotrophic factor (CNTF) with neurite formation and improved cell survival although the presence of the CNTF receptor-alpha (CNTFRalpha) has been unclear. This study show that CNTFRalpha mRNA was expressed in the postnatal day 1 as well as in the a...

journal_title：Neuroreport

authors： Förander P,Brené S,Strömberg I

更新日期：2000-02-28 00:00:00

abstract：:Recent studies have shown the nutrient-sensing systems transmitting nutritive information from the gut to the brain. However neural activity evoked by ingested dietary nutrients has not been investigated adequately. Using functional magnetic resonance imaging, we demonstrated that rat forebrain responded to intragastr...

journal_title：Neuroreport

authors： Tsurugizawa T,Kondoh T,Torii K

更新日期：2008-07-16 00:00:00

abstract：:It has been hypothesized that the vomeronasal system (VNS), a complex neural network implicated in the control of reproductive behaviors, is sexually dimorphic. The posteromedial cortical amygdaloid nucleus (PMCo) belongs to the group of amygdaloid structures that receive direct olfactory input from the accessory olfa...

journal_title：Neuroreport

authors： Vinader-Caerols C,Collado P,Segovia S,Guillamón A

更新日期：1998-08-03 00:00:00

abstract：:In neonatal retinal explants cultured long-term green cones are missing. Recently it was reported that thyroid hormone beta2 receptors (TR-beta2) are essential for these green cones to differentiate. Therefore transcript level of these receptors was investigated in our mouse retinal explants. However, thyroid receptor...

journal_title：Neuroreport

authors： Azadi S,Zhang Y,Caffé AR,Holmqvist B,van Veen T

更新日期：2002-05-07 00:00:00

abstract：:In order to accomplish desired movements, the nervous system must specify the movement dynamics: it must provide a signal that compensates for the mechanical constraints encountered during movement. Here we tested whether the population activity of Purkinje cells in the cerebellum specifies the dynamics for pursuit ey...

journal_title：Neuroreport

authors： Krauzlis RJ

更新日期：2000-04-07 00:00:00

abstract：:The amount of backward walking induced in mice by co-administration of clenbuterol, a beta-adrenoceptor agonist and putative antidepressant, and the benzodiazepine chlordiazepoxide was plotted as a three-dimensional surface, using modified Uniras software. The surface was compared with the theoretical surface to be ex...

journal_title：Neuroreport

authors： Hughes MJ,Sykes EA,Steinberg H

更新日期：1992-07-01 00:00:00

abstract：:Differences related to development were investigated using a finger isometric force task in children with cerebral palsy and control children. The increase in force and force control observed in controls did not take place in patients. In the younger subset of patients (< 10 years) the force produced by the non-affect...

journal_title：Neuroreport

authors： Smits-Engelsman BC,Rameckers EA,Duysens J

更新日期：2004-08-26 00:00:00

abstract：:The effect of an ischaemic focal cortical lesion on the excitability of surrounding and remote brain areas was investigated. Infarcts were produced photothrombotically in rat frontal cortex and brain excitability was assessed by a extracellular paired-pulse stimulation in coronal slices 7 days later. The cortical lesi...

journal_title：Neuroreport

authors： Buchkremer-Ratzmann I,Witte OW

更新日期：1997-01-20 00:00:00

abstract：:Sex differences in event-related potentials were examined in 23 women and 24 men during a mental rotation task. We found an early (130-400 ms) and a late (400-700 ms) ERP mental rotation effect. The late rotation effect, which is thought to indicate the onset of the cognitive process of mental rotation, emerged about ...

journal_title：Neuroreport

authors： Gootjes L,Bruggeling EC,Magnée T,Van Strien JW

更新日期：2008-02-12 00:00:00

abstract：:Proteins of the postsynaptic density are implicated in mechanisms of synaptic plasticity. We examined involvement of PSD95 and alphaCaMkII in learning-dependent plastic changes of representational maps in somatosensory cortex of mice. The barrel cortex of mice was examined following a 3 day long classical conditioning...

journal_title：Neuroreport

authors： Skibinska A,Lech M,Kossut M

更新日期：2001-09-17 00:00:00

abstract：:Although the self-referential effect was widely supported by several previous studies, there was few event-related potential (ERP) evidence for the encoding mechanism of the self-referential effect. The present study employed ERPs to investigate whether the electrophysiological indices of the encoding processing could...

journal_title：Neuroreport

authors： Yang X,Mao X,Han M,Li X,Guo C

更新日期：2019-09-04 00:00:00

abstract：:Event-related potentials were recorded in healthy volunteers to test the accuracy of the human brain to extract, preattentively, auditory abstract rules. The abstract rule was determined by the frequency relationship between two pure tones forming a pair. The standard pairs had identical tone frequency, whereas the de...

journal_title：Neuroreport

authors： Carral V,Corral MJ,Escera C

更新日期：2005-02-28 00:00:00