Evidence that the mismatch negativity system works on the basis of objects.

abstract：:Regional cerebral blood flow (rCBF) was measured using PET and H2(15)O in Parkinson's disease (PD) patients with predominantly right-sided akinetic-rigid symptoms and in control subjects during the execution of an externally cued motor task either with the left or the right hand. During the execution of the task with ...

journal_title：Neuroreport

authors： Thobois S,Dominey P,Decety J,Pollak P,Gregoire MC,Broussolle E

更新日期：2000-03-20 00:00:00

abstract：:Motor imagery paradigms can be used to investigate motor preparation. We used positron emission tomography to compare regional cerebral blood flow (rCBF) in patients with Parkinson's disease and normal controls under three conditions: rest, motor imagery and motor execution. In controls, imagery activated bilateral do...

journal_title：Neuroreport

authors： Samuel M,Ceballos-Baumann AO,Boecker H,Brooks DJ

更新日期：2001-03-26 00:00:00

abstract：:Statistical analysis on diffusion tensor imaging has been used extensively in mesial temporal lobe epilepsy (mTLE) and most studies report decrease in fractional anisotropy (FA) in multiple white matter regions. However, these findings vary across studies and between regions. Therefore, in this study, we used tract-ba...

journal_title：Neuroreport

authors： An J,Fang P,Wang W,Liu Z,Hu D,Qiu S

更新日期：2014-07-09 00:00:00

abstract：:Both ice-like protease and calpain have been shown to be involved in apoptosis in non-neuronal cells. Cultured rat cerebellar granule neurons undergo apoptosis when exposed to low potassium-containing medium. Calpain inhibitors 3-(4-iodophenyl)-2-mercapto-(Z)-2-propenoic acid (PD150606) and N-acetyl-Leu-Leu-Met-CHO (c...

journal_title：Neuroreport

authors： Nath R,Raser KJ,McGinnis K,Nadimpalli R,Stafford D,Wang KK

更新日期：1996-12-20 00:00:00

abstract：:When we look at our spatial environment we have the feeling that the whole visual field is coloured, yet the density of cone photoreceptors decreases considerably as eccentricity increases. We investigated colour perception (coloured/noncoloured), colour naming and whether colour helps object recognition at eccentrici...

journal_title：Neuroreport

authors： Naïli F,Despretz P,Boucart M

更新日期：2006-10-23 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：:Single unit recordings were made from the ventral posterior lateral thalamus of anaesthetized rats to characterize responses to the activation of new receptive fields induced by either local anaesthesia or amputation. Receptive fields confined to single digits were identified and evoked unit responses to the stimulati...

journal_title：Neuroreport

authors： Shin HC,Park S,Son J,Sohn JH

更新日期：1995-12-29 00:00:00

abstract：:This study examined the long-term effects of the antidepressant escitalopram on rat serotonin (5-HT) neuronal activity and hippocampal neuroplasticity. In the dorsal raphe nucleus, a 2-week treatment with escitalopram (10 mg/kg/day, subcutaneous) did not modify the firing activity of 5-HT neurons, whereas a cotreatmen...

journal_title：Neuroreport

authors： Mnie-Filali O,Faure C,Mansari ME,Lambás-Señas L,Bérod A,Zimmer L,Sánchez C,Haddjeri N

更新日期：2007-10-08 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：:Neurotrophic factors such as brain-derived neurotrophic factor (BDNF) are assumed to provide trophic support via a target-derived, retrograde mechanism of action. However, recent studies suggest that neurotrophic factors can act in an autocrine fashion and perhaps even in an anterograde direction similar to neurotrans...

journal_title：Neuroreport

authors： Smith MA,Zhang LX,Lyons WE,Mamounas LA

更新日期：1997-05-27 00:00:00

abstract：OBJECTIVE:Cervical spondylotic myelopathy is regarded as a chronic, special incomplete spinal cord injury, so the sensory components transmitted to thalamus decreased after distal spinal cord injury, which lead the disturbance of thalamus-cortex circuits, which might explain the alterations of clinical function of cerv...

journal_title：Neuroreport

authors： Peng X,Tan Y,He L,Ou Y

更新日期：2020-03-25 00:00:00

abstract：:24S-hydroxycholesterol, the primary oxidation product of cholesterol in the brain, plays a key role in cholesterol elimination and homeostasis. While the concentration of this neurotoxic oxysterol decreases with age, 24S-hydroxycholesterol is elevated in Alzheimer's disease. In this study, we examined the effects of 2...

journal_title：Neuroreport

authors： Alexandrov P,Cui JG,Zhao Y,Lukiw WJ

更新日期：2005-06-21 00:00:00

abstract：:Neuromagnetic signals evoked by synthesized syllables (/bae/ and /gae/) were recorded over the left auditory cortex of healthy humans. The fundamental frequencies of the syllables varied as if the same speaker had pronounced them at 16 different pitches. Specific mismatch responses to infrequent syllables among freque...

journal_title：Neuroreport

authors： Aulanko R,Hari R,Lounasmaa OV,Näätänen R,Sams M

更新日期：1993-09-30 00:00:00

abstract：:We have isolated a cDNA encoding an inwardly rectifying K+ channel (HH-IRK1) from human heart. The cDNA codes for a 427-amino acid protein, with two putative transmembrane domains and an H5 region. The primary structure of HH-IRK1 is homologous to that of the IRK1 channel cloned from a mouse macrophage-like cell line....

journal_title：Neuroreport

authors： Raab-Graham KF,Radeke CM,Vandenberg CA

更新日期：1994-12-20 00:00:00

abstract：:The effect of temporal interference of physiological signals on time-lag effective connectivity, derived from a functional network connectivity tool box (FNC), was examined by a blood-oxygen-level-dependent functional MRI study of action. The known effect of physiological signals on time-lag FNC was verified by (a) co...

journal_title：Neuroreport

authors： Huang JM,Cheng CM,Chou CC,Chen YC,Hsu PY,Yeh TC

更新日期：2013-01-09 00:00:00

abstract：:Familial Alzheimer's disease due to presenilin 1 (PSEN1) mutations shows considerable phenotypic variability with differences in neuropathology and neurological symptoms. Spastic paraparesis is a common neurological phenotype associated with Alzheimer's disease arising from PSEN1 mutations. To investigate whether know...

journal_title：Neuroreport

authors： Karlstrom H,Kwok JB,Gregory GC,Hallupp M,Brooks WS,Schofield PR

更新日期：2007-08-06 00:00:00

abstract：:Spontaneous saccades of both eyes were recorded in head-restrained pigeons placed in 6 different visual conditions (darkness and biocular, uniocular, frontal or lateral viewing). Most saccades (95%) were biocular and directed forward (around the beak axis) and backward (around the horizontal line). In the dark, the pr...

journal_title：Neuroreport

authors： Lemeignan M,Sansonetti A,Gioanni H

更新日期：1992-01-01 00:00:00

abstract：:Inhibition, the process that overrides and reverses the execution of a thought, action, or emotion, is important in daily life. Sixteen healthy volunteers performed a parametrically modulated motor inhibition task during functional magnetic resonance imaging. Two results were observed: (1) increased error-related ante...

journal_title：Neuroreport

authors： Matthews SC,Simmons AN,Arce E,Paulus MP

更新日期：2005-05-12 00:00:00

abstract：:Hydroxyindole-O-methyltransferase (HIOMT), is the last enzyme of the melatonin biosynthesis pathway. We have applied immunocytochemistry and in situ hybridization to localize HIOMT producing cells, in the chicken epithalamus including the pineal gland. The selectivity of the hybridization signal over melatoninergic ce...

journal_title：Neuroreport

authors： Grève P,Bernard M,Voisin P,Cogné M,Collin JP,Guerlotte J

更新日期：1993-06-01 00:00:00

abstract：:Regional cerebral blood flow was measured with positron emission tomography in seven normal volunteers while they performed various script event verification tasks. The left frontal lobe, left anterior cingulate and the anterior part of the left superior temporal gyrus were more activated in the script event membershi...

journal_title：Neuroreport

authors： Partiot A,Grafman J,Sadato N,Flitman S,Wild K

更新日期：1996-02-29 00:00:00

abstract：:Hypoxia-induced changes in intracerebral arterioles, the major determinants of local cerebral oxygen delivery, are not well understood. Hippocampal arteriolar diameters were measured in rat brain slices using computerized videomicroscopy. In group 1 (control), artificial cerebrospinal fluid oxygen tension (PO2) was ma...

journal_title：Neuroreport

authors： Staunton M,Dulitz MG,Fang C,Schmeling WT,Kampine JP,Farber NE

更新日期：1998-05-11 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：:Electroencephalography (EEG) and gaze data have traditionally been separated in neurocognitive studies because of the artefacts that even small controlled eye movements produce. Study of gaze control in a visual tracking task provides information about an individual's prospective control. By including gaze events in t...

journal_title：Neuroreport

authors： Holth M,van der Meer AL,van der Weel FR

更新日期：2013-12-04 00:00:00

abstract：:GPR39, an orphan G protein-coupled receptor, has been recently identified as the receptor for the bioactive peptide obestatin. Obestatin is secreted from the stomach and acts as an anti-appetite hormone. This activity is induced whether obestatin is administered intraperitoneally or intracerebroventricularly. GPR39 is...

journal_title：Neuroreport

authors： Jackson VR,Nothacker HP,Civelli O

更新日期：2006-05-29 00:00:00

abstract：:Automatic phrase-building processes were investigated in second-language (L2) learners of French (native German speakers). Event-related brain potentials were recorded while participants listened to syntactically or semantically correct or incorrect French sentences containing a subject-modifying relative clause. Phra...

journal_title：Neuroreport

authors： Isel F

更新日期：2007-12-03 00:00:00

abstract：:We examined the protective effects of N-acetylcysteine (NAC) on the death of glia-free neurons in culture. Under normoxic conditions, the protection by NAC was observed only in cystine-free but not complete medium. When the cells were cultured under hypoxic conditions, NAC much elongated their survival even in the pre...

journal_title：Neuroreport

authors： Sagara J,Bannai S,Shikano N,Makino N

更新日期：2010-04-21 00:00:00

abstract：:We investigated the mode of action of argiotoxin636 on isolated N-methyl-D-aspartate (NMDA) receptor channels in cultured cerebellar granule cells. We found that the toxin blocks NMDA channels by decreasing their opening probability and by inducing a flickering activity, in a voltage-dependent manner. Our results indi...

journal_title：Neuroreport

authors： Fagni L,Bockaert J

更新日期：1995-05-09 00:00:00

abstract：:We have studied the distribution of mGluR2/3 in the mouse superior colliculus (SC) with antibody immunocytochemistry and the effect of enucleation on this distribution. We also compared this labeling to that for calbindin D28K. Anti-mGluR2/3-immunoreactive (IR) cells formed distinctive laminar patterns within the lowe...

journal_title：Neuroreport

authors： Kim MA,Jeon CJ

更新日期：1999-04-26 00:00:00

abstract：:This study used electroencephalogram measurements to investigate the effects of aging on oscillatory theta modulation during an audiovisual discrimination task. By a wavelet-based time-frequency analysis, age-related theta oscillation response differences were observed within a relatively restricted time range (0-500 ...

journal_title：Neuroreport

authors： Yan T,Bi X,Zhang M,Wang W,Yao Z,Yang W,Wu J

更新日期：2016-08-03 00:00:00

abstract：:Subthalamic nucleus (STN) hyperactivity follows lesions of mesencephalic dopaminergic neurons in animal models of Parkinson's disease. The mechanism leading to sustained STN hyperactivity in parkinsonism is not well understood, but it seems not to depend on the integrity of striato-pallido-subthalamic connections (the...

journal_title：Neuroreport

authors： Murer MG,Ferrario J,Delfino M,Dziewczapolski G,Gershanik OS,Raisman-Vozari R

更新日期：1999-05-14 00:00:00