A long-range cortical network emerging with theta oscillation in a mental task.

abstract：:Antisera were produced against synthetic peptides predicted from the recent cloning of a delta opioid receptor, DOR-1. Confocal microscopic examination of immunostained spinal cord sections revealed that DOR-1 immunoreactive (-ir) nerve fibers and terminals form a moderately dense plexus within the superficial dorsal ...

journal_title：Neuroreport

authors： Dado RJ,Law PY,Loh HH,Elde R

更新日期：1993-12-13 00:00:00

abstract：:Humans are able to correct an ongoing movement very quickly in response to a suddenly moving target. Such fast responses possibly bypass the motor cortex and if so, one would expect that damage to the motor cortex would not greatly affect them. A group of children with congenital spastic hemiplegia were asked to move ...

journal_title：Neuroreport

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

更新日期：2009-01-07 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：:Levels of mRNAs encoding for the two isoforms of glutamate decarboxylase, GAD67 and GAD65, were quantified in the rat striatum and cerebral cortex following single injections of the non-competitive NMDA receptor antagonist MK-801. Acute MK-801 induced a dose-dependent decrease in GAD65 mRNA levels in ventral sectors o...

journal_title：Neuroreport

authors： Laprade N,Soghomonian JJ

更新日期：1995-10-02 00:00:00

abstract：:Chimeric mice stably reconstituted with bone marrow cells represent a good model for analysis of the mechanism of bone marrow cell infiltration in the brain. However, in preparing chimeric mice, irradiation of the recipient mice is necessary to kill their own bone marrow before transplantation, which induces gliosis a...

journal_title：Neuroreport

authors： Furuya T,Tanaka R,Urabe T,Hayakawa J,Migita M,Shimada T,Mizuno Y,Mochizuki H

更新日期：2003-03-24 00:00:00

abstract：:Children with mathematical difficulties usually have an impaired ability to process symbolic representations. Functional MRI methods have suggested that early frontoparietal connectivity can predict mathematic achievements; however, the study of brain connectivity during numerical processing remains unexplored. With t...

journal_title：Neuroreport

authors： Gómez-Velázquez FR,Vélez-Pérez H,Espinoza-Valdez A,Romo-Vazquez R,Salido-Ruiz RA,Ruiz-Stovel V,Gallardo-Moreno GB,González-Garrido AA,Berumen G

更新日期：2017-02-08 00:00:00

abstract：:Peripheral nerve injury therapy in the clinic remains less than satisfactory. The gold standard of treatment for long peripheral nerve defects is autologous nerve grafts; however, numerous clinical complications are associated with this treatment. As tissue engineering has developed, tissue-engineered nerve grafts (TE...

journal_title：Neuroreport

authors： Yan L,Yao Z,Lin T,Zhu Q,Qi J,Gu L,Fang J,Zhou X,Liu X

更新日期：2017-10-18 00:00:00

abstract：:The temperature of the tail skin is an important factor determining tail-flick latency to noxious radiant heat in rats and mice. The temperature of the skin may also be important in determining the behavioural response in the formalin test. Morphine in low and moderate doses strongly affected the core and tail skin te...

journal_title：Neuroreport

authors： Tjølsen A,Hole K

更新日期：1992-06-01 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：:The aim was to study whether there is indication of a dissociation in processing of visuospatial and colour information in working memory in humans. Experimental subjects performed visuospatial and colour n-back tasks with and without visuospatial and colour distractive stimuli presented in the middle of the delay per...

journal_title：Neuroreport

authors： Vuontela V,Rämä P,Raninen A,Aronen HJ,Carlson S

更新日期：1999-08-02 00:00:00

abstract：:The aim of this study was to investigate whether frontal lobe damage affects thalamic volume in humans. Ipsilateral and contralateral thalamic areas were measured in 0.5T T1-weighted sagittal magnetic resonance images in 12 patients, first at the time of their surgery for relief of a unilateral frontal lobe brain tumo...

journal_title：Neuroreport

authors： Hulshoff Pol HE,van der Flier WM,Schnack HG,Tulleken CA,Ramos LM,van Ree JM,Kahn RS

更新日期：2000-09-11 00:00:00

abstract：:Complex tones such as vowels expressed by the human voice vary both in fundamental pitch (harmonic periodicity) and spectrum shape (vowel type). Three different pitches and spectra were combined into nine auditory stimuli. Latencies of cerebral evoked potential components decreased significantly as pitch increased, wh...

journal_title：Neuroreport

authors： Ragot R,Lepaul-Ercole R

更新日期：1996-03-22 00:00:00

abstract：:Chronic nicotine exposure enhances axon reflexes in adult rats. Since smoking mothers expose their infants to nicotine, this study investigated whether late gestational and or lactational maternal nicotine exposure affects neonatal axon reflexes. Osmotic pumps, implanted subcutaneously in adult female rats, delivered ...

journal_title：Neuroreport

authors： Grunfeld JA,Tiedemann GJ,Westerman RA

更新日期：1993-06-01 00:00:00

abstract：:Central sensitization is a fundamental mechanism contributing to acute and chronic pain conditions. Our previous studies have documented a glutamatergic, purinergic and glial-dependent central sensitization that can be induced in rat medullary dorsal horn nociceptive neurons by mustard oil application to the tooth pul...

journal_title：Neuroreport

authors： Chiang CY,Li Z,Dostrovsky JO,Sessle BJ

更新日期：2010-02-17 00:00:00

abstract：:Neurons respond to extracellular stimulation by modulating the expression of certain immediate-early genes. Inducible transcription factors (ITFs), such as c-Fos and Zif268, are coded by this class of gene and are among the first proteins to appear. The rapid accumulation of these products combined with histological m...

journal_title：Neuroreport

authors： Chaudhuri A

更新日期：1997-09-08 00:00:00

abstract：:The seven-transmembrane receptor Smoothened is essential for hedgehog signal transduction. In adulthood, the highest density of Smoothened mRNA is found in the granule cell layer of the dentate gyrus. There, Smoothened expression is regulated by the synaptic activity involving the glutamatergic transmission. The preci...

journal_title：Neuroreport

authors： Masdeu C,Bernard V,Faure H,Traiffort E,Ruat M

更新日期：2007-03-05 00:00:00

abstract：:Endothelin-1 (ET-1) is recognized as being involved in the pathophysiology of cerebrovascular diseases. Using organ culture as a model for possible pathological changes we studied changes in ET(A) and ETB receptor function using a sensitive in vitro method. We observed an up-regulation of the ET(B) receptor and an ama...

journal_title：Neuroreport

authors： Hansen-Schwartz J,Edvinsson L

更新日期：2000-02-28 00:00:00

abstract：:Insulin-like growth factor (IGF)-I is essential for cerebellar granule neuron survival and a decline in IGF-I is implicated in various age-dependent processes. Here we show that IGF-I mRNA levels are decreased in the cerebellum of old rats compared with young rats and this was associated with increased cell death and ...

journal_title：Neuroreport

authors： Pañeda C,Arroba AI,Frago LM,Holm AM,Rømer J,Argente J,Chowen JA

更新日期：2003-08-26 00:00:00

abstract：:The present study used the N400, an electrophysiological correlate of semantic processing, to investigate 19- and 24-month-old children's ability to integrate the meaning of words in a sentential context. Children listened passively to semantically appropriate sentences and to sentences in which the object noun violat...

journal_title：Neuroreport

authors： Friedrich M,Friederici AD

更新日期：2005-11-07 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：:Rats with an experimental painful peripheral neuropathy (the chronic injury (CCI) model) display heatevoked hyperalgesia. There is now considerable evidence that nitric oxide (NO) and nitric oxide synthase are involved in the development of hyperalgesia in acute inflammatory pain states. The mechanisms responsible for...

journal_title：Neuroreport

authors： Tal M

更新日期：1996-05-31 00:00:00

abstract：:The distribution and modulation of neural cell adhesion molecule polysialylation state (NCAM PSA) and the consequence of antisense inactivation of the Kv1.1 potassium channel was investigated following avoidance learning in mice. PSA immunoreactivity was most notable on cells at the inner denate border and in cortical...

journal_title：Neuroreport

authors： Gratacós E,Ghelardini C,Gherardini LM,Galeotti N,Murphy KJ,Bartolini A,Regan CM

更新日期：1998-08-24 00:00:00

abstract：:Whole bee venom (WBV)-induced pain model has been reported to be very useful for the study of pain. However, the major constituent responsible for the production of pain by WBV is not apparent. Intraplantar injection of WBV and melittin dramatically reduced mechanical threshold, and increased flinchings and paw thickn...

journal_title：Neuroreport

authors： Shin HK,Kim JH

更新日期：2004-08-06 00:00:00

abstract：:This study tested the hypothesis that inhibition of nitric oxide synthase (NOS) in the medial pontine reticular formation (mPRF) would cause decreased acetylcholine (ACh) release. Microdialysis of cat mPRF permitted measurement of ACh during states of wakefulness, non-rapid eye movement (NREM) sleep and rapid eye move...

journal_title：Neuroreport

authors： Leonard TO,Lydic R

更新日期：1995-07-31 00:00:00

abstract：OBJECTIVE:The current study aims to investigate whether computer generated (CG) expressions of emotion evoke similar emotional appraisal processing in the lateral orbitofrontal cortex (lOFC) compared to real human expressions, as well as how speech cues would influence the processing. METHODS:Functional near-infrared ...

journal_title：Neuroreport

authors： Zhao T,Chen J,Wang L,Yan N

更新日期：2020-04-08 00:00:00

abstract：:Phenylketonuria is the most common, inherited aminoacidopathy associated with brain injury. To date, no study has focused on the neuropathology of the genetic mouse model of phenylketonuria, BTBR-Pah(enu2). We examined dendritic spines and synapses in the CA1 and prefrontal cortex among the wild-type, heterozygous, an...

journal_title：Neuroreport

authors： Liang L,Gu X,Lu L,Li D,Zhang X

更新日期：2011-08-24 00:00:00

abstract：:We localized the gene expression of angiotensin II receptor subtypes (AT1A, AT1B, and AT2) in 2-week-old rat brain by in situ hybridization using subtype specific riboprobes. AT1A receptor mRNA but not AT1B or AT2 receptor mRNA was expressed in the subfornical organ and paraventricular nucleus of the hypothalamus. AT1...

journal_title：Neuroreport

authors： Johren O,Inagami T,Saavedra JM

更新日期：1995-12-15 00:00:00

abstract：:We investigated whether short-term saccadic adaptation modifies hand pointing. Subjects were presented with double-step targets, the second target jump occurring during the saccade to the first one and bringing the target back to 66% of the first target eccentricity, in order to reduce the gain of their gaze saccades....

journal_title：Neuroreport

authors： de Graaf JB,Pélisson D,Prablanc C,Goffart L

更新日期：1995-09-11 00:00:00

abstract：:4-Aminobenzovesamicol was used to test whether activation of protein kinase C protects the vesicular acetylcholine transporter from interaction with vesamicol-like drugs. The essentially irreversible vesamicol analog inhibits the release of newly synthesized [3H]acetylcholine from stimulated hippocampal slices. Prior ...

journal_title：Neuroreport

authors： Clarizia AD,Gomez MV,Romano-Silva MA,Parsons SM,Prado VF,Prado MA

更新日期：1999-09-09 00:00:00

abstract：:In a previous event-related fMRI study, we showed that the left occipitotemporal cortex was specifically involved in the abstract categorization of visually presented alphabetic symbols. Here, we duplicate the fMRI study by measuring visual event-related potentials to verify whether the left posterior cortex supports ...

journal_title：Neuroreport

authors： Gros H,Doyon B,Rioual K,Celsis P

更新日期：2002-06-12 00:00:00