Tactile duration compression by vibrotactile adaptation.

abstract：:We investigated the effect of nicotine, a nicotinic agonist, and D-cycloserine (DCS, a partial glycine-B agonist of the N-methyl-D-aspartate (NMDA) receptor complex) on aging-induced defects of water maze (WM) spatial navigation in rats. Nicotine (0.3 mg kg-1, s.c.) or DCS (10 mg kg-1, i.p.) enhanced acquisition of th...

journal_title：Neuroreport

authors： Riekkinen M,Riekkinen P Jr

更新日期：1997-02-10 00:00:00

abstract：:We studied the distribution of phosphorylated tau (p-tau) in neonatal and adult rat cerebrum using monoclonal antibodies that recognize distinct tau epitopes in a phosphorylation-dependent manner. In neonatal cortex, p-tau was detected in the apical dendrites and somata of pyramidal neurons as well as in axons. In adu...

journal_title：Neuroreport

authors： Tashiro K,Hasegawa M,Ihara Y,Iwatsubo T

更新日期：1997-08-18 00:00:00

abstract：:We examined the effect of a nonphotic stimulus (running in a novel wheel) on the induction of Fos-related proteins in the two well-established neural components of the circadian clock: the suprachiasmatic nucleus (SCN) and the intergeniculate leaflet (IGL) of the lateral geniculate complex. There was no induction of F...

journal_title：Neuroreport

authors： Janik D,Mrosovsky N

更新日期：1992-07-01 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：:The NMDA receptor is one of the ionotropic glutamate receptors essential for excitatory neurotransmission. The NMDAR1 subunit is inactivated by direct interaction with calmodulin. The protein levels of calmodulin, NMDAR1 and their complex were quantified in tissue resected from epileptogenic and non-epileptogenic cort...

journal_title：Neuroreport

authors： Mikuni N,Nishiyama K,Babb TL,Ying Z,Najm I,Okamoto T,Lüders HO,Wylie C

更新日期：1999-05-14 00:00:00

abstract：:We used isolated IgG antibodies selective for P2X3 receptors to study the ultrastructural distribution of these receptors in rat sensory neurons. In trigeminal ganglia, P2X3 receptor immunoreactivity occurred in small and large nerve cell bodies and their processes. Endoplasmic reticulum and Golgi apparatus were heavi...

journal_title：Neuroreport

authors： Llewellyn-Smith IJ,Burnstock G

更新日期：1998-08-03 00:00:00

abstract：:Alzheimer disease (AD) patients show increased plasma levels of homocysteine, whose conversion to methionine is catalyzed by methionine synthase (MS). Although altered MS activity may result from the MS A2756G polymorphism, the latter's possible associ-ation with AD remains unexplored. To assess whether the MS A2756G ...

journal_title：Neuroreport

authors： Beyer K,Lao JI,Latorre P,Riutort N,Matute B,Fernández-Figueras MT,Mate JL,Ariza A

更新日期：2003-07-18 00:00:00

abstract：:Pharmacologically distinct NMDA-glutamate receptor subtypes have been reported in brain. We have studied the developmental expression of the mRNA encoding the NMDA receptor NR2C subunit in the rat brain by in situ hybridization. In contrast with the adult where no hybridization signal was detected in the hippocampus, ...

journal_title：Neuroreport

authors： Pollard H,Khrestchatisky M,Moreau J,Ben Ari Y

更新日期：1993-04-01 00:00:00

abstract：:Skin sensory nerve nocifensor functions were investigated non-invasively in rats by measuring neurogenic inflammation and blister healing-rate after unilateral hindlimb denervation. Axon reflexes were evoked by transdermal iontophoresis of acetylcholine (ACh) or noxious electrical stimulation (TNS). Sodium nitroprussi...

journal_title：Neuroreport

authors： Carr RW,Delaney CA,Westerman RA,Roberts RG

更新日期：1993-05-01 00:00:00

abstract：:In the present study the effects of intracerebroventricular (ICV) administration of baclofen (0.1-5.0 nmol) was investigated on food intake in non-fasted rats. Baclofen (1.0, 2.5 and 5.0 nmol) increased food consumption in a dose-related manner during the first 15-30 min after administration. The effects of baclofen (...

journal_title：Neuroreport

authors： Ebenezer IS

更新日期：1990-09-01 00:00:00

abstract：:Activation of mu-opioid receptors is critical to steroid regulation of female sexual behavior, lordosis, in rodents. Estrogen treatment activates mu-opioid receptors in the medial preoptic area inhibiting lordosis, but ultimately appears important for progesterone facilitation of lordosis. We investigated the role of ...

journal_title：Neuroreport

authors： Sinchak K,Shahedi K,Dewing P,Micevych P

更新日期：2005-10-17 00:00:00

abstract：:Approximately 30% of patients with fatal head injuries have deposits of amyloid beta-protein (A beta); these are predominantly individuals carrying the epsilon 4 allele of apolipoprotein E (apoE). A beta deposition occurs in Alzheimer's disease (AD), for which approximately 50% of the genetic risk is attributed to apo...

journal_title：Neuroreport

authors： Zunarelli E,Nicoll JA,Graham DI

更新日期：1996-12-20 00:00:00

abstract：:Dichotic pitches and mistuned harmonics can each lead to the perception of one or two auditory objects. Comparison of event-related potentials for the perception of one versus two objects reveals an early negative and a late positive component. The relationship of these components with auditory segregation was further...

journal_title：Neuroreport

authors： Hautus MJ,Johnson BW,Colling LJ

更新日期：2009-07-01 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：:Blockade of L-type Ca2+ channels results in a decrease in firing frequency of neostriatal neurons. In contrast, N- and P/Q-types of Ca2+ channel cooperate to tune firing pattern, since both of these channel types have to be blocked to enhance firing frequency. Parameters of the intensity-frequency plot were differenti...

journal_title：Neuroreport

authors： Pérez-Garci E,Bargas J,Galarraga E

更新日期：2003-07-01 00:00:00

abstract：:The effect of huperzine A (HupA) on oxygen-glucose deprivation (OGD)-induced injury was investigated in the rat pheochromocytoma cell line PC12. OGD for 3 h and reoxygenation for 24 h triggered apoptosis characterized by chromatin condensation, nucleus fragmentation and DNA laddering. The temporal profile of c-jun, p5...

journal_title：Neuroreport

authors： Zhou J,Fu Y,Tang XC

更新日期：2001-07-20 00:00:00

abstract：:AMPA (EC50 = 1.0 x 10(-6) M) and NMDA (EC50 = 1.3 x 10(-4) M) trigger 45Ca2+ influx in 13-day chick embryonic retinal explants. This agonist-driven cationic flux is specifically inhibited by typical competitive antagonists, such as 6,7-dinitroquinoxaline-2,3-dione (DNQX) and 2-amino-7-phosphonoheptanoate (AP7), respec...

journal_title：Neuroreport

authors： Burgos JS,Barat A,Ramírez G

更新日期：2000-07-14 00:00:00

abstract：:Two voltage-activated Na+ channel blockers, lamotrigine and flunarizine were applied ionophoretically to extracellularly recorded dorsal horn neurones to assess effects on activation by noxious (mustard oil) and innocuous (brush) stimuli. Lamotrigine and flunarizine caused significantly greater reductions in mustard o...

journal_title：Neuroreport

authors： Blackburn-Munro G,Fleetwood-Walker SM

更新日期：1997-05-06 00:00:00

abstract：:Following ventral root avulsion in neonatal animals, the degeneration of spinal motoneurons occurs by an apoptotic-like morphological pathway. In adult animals, however, the mechanism of degeneration of injured motoneurons is still controversial. Because caspases are important mediators of apoptosis, we have investiga...

journal_title：Neuroreport

authors： Chan YM,Wu W,Yip HK,So KF,Oppenheim RW

更新日期：2001-03-05 00:00:00

abstract：:MicroRNAs (miRNAs) play important roles in drug tolerance and regulating pain. The purpose of the present study is to explore the regulatory mechanism of miR-124-3p on dezocine tolerance against pain in a rat model. The expression of miR-124-3p and TRAF6 in spinal cord of rats was detected by quantitative reverse-tran...

journal_title：Neuroreport

authors： Huo Y,Zhang K,Zhang T,Han Y,Hu Z

更新日期：2021-01-06 00:00:00

abstract：:Muller glial cells of the sensory retina mediate K+ and water fluxes that are facilitated by aquaporin-4 (AQP4) water channels and by Kir4.1-K+ channels. However, it is not known which subtypes of aquaporins are expressed in the mammalian retina. Using RT-PCR, we found that both human and rat retinas express mRNA for ...

journal_title：Neuroreport

authors： Tenckhoff S,Hollborn M,Kohen L,Wolf S,Wiedemann P,Bringmann A

更新日期：2005-01-19 00:00:00

abstract：:Echo-Planar functional magnetic resonance imaging (EP-fMRI) was used to study the activity of the amygdala while three normal female subjects viewed alternating blocks of affectively neutral and affectively negative still pictures. Bilateral activation in the amygdala that was significantly correlated with the changin...

journal_title：Neuroreport

authors： Irwin W,Davidson RJ,Lowe MJ,Mock BJ,Sorenson JA,Turski PA

更新日期：1996-07-29 00:00:00

abstract：:Transcranial magnetic stimulation (TMS) was applied over the frontal eye field (FEF) and the supplementary eye field (SEF) regions before execution of the first saccade in a double step task. When applied over the FEF, stimulation increased the percentage error in amplitude of the contralateral second saccade as compa...

journal_title：Neuroreport

authors： Tobler PN,Müri RM

更新日期：2002-02-11 00:00:00

abstract：:An anti-leptin polyclonal antiserum was used to detect leptin-immunoreactivity (-ir) in the central nervous system in rats. Leptin-ir was found in perikaryon and processes of neurons in the hypothalamus, including the paraventricular nucleus, and in several regions in the brainstem, including the nucleus of the solita...

journal_title：Neuroreport

authors： Li HY,Wang LL,Yeh RS

更新日期：1999-02-05 00:00:00

abstract：:The effect of neonatal axotomy on the maturation of motoneurone somadendritic morphology was studied in identified motoneurones innervating the ankle dorsiflexor muscles tibialis anterior (TA) and extensor digitorum longus (EDL) of the rat by intracellular injection of Lucifer Yellow and confocal microscopy. At birth,...

journal_title：Neuroreport

authors： Dekkers J,Navarrete R

更新日期：1998-05-11 00:00:00

abstract：:Abnormal sleep architecture and white matter hyperintensities (WMHs) may be involved in cognitive impairment. There is little evidence on the connections between WMHs and chronic insomnia disorder (CID). Therefore, we evaluated the severity of WMHs and polysomnography parameters as well as cognitive tests to explore t...

journal_title：Neuroreport

authors： Lu S,Song L,Wang D,Zhang X,Lv X,Yin H,Gao Y,Liu X,Tang J

更新日期：2019-06-12 00:00:00

abstract：:The functional organization of intrinsic connections in the cat motor cortex was examined by combining intracortical microstimulation with neuroanatomical tracers. After single injections of a dye into a cortical site from which wrist flexion was evoked, clusters of retrogradely labeled somata and of anterogradely lab...

journal_title：Neuroreport

authors： Keller A

更新日期：1993-05-01 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：:For the majority of neurones in cat striate cortex, the response to an optimal stimulus presented to one eye is suppressed when a stimulus of substantially different orientation is presented to the other eye. In order to determine the true orientational tuning of the underlying inhibitory interactions in the absence o...

journal_title：Neuroreport

authors： Sengpiel F,Freeman TC,Blakemore C

更新日期：1995-11-13 00:00:00

abstract：:Evidences in the central nervous system are in favor that adenosine under basal conditions is released by a direct excitation-secretion modality. However, till now, there is no direct evidence that adenosine is contained in synaptic vesicles. Eight synaptic vesicle fractions were recovered on a discontinuous sucrose g...

journal_title：Neuroreport

authors： Corti F,Cellai L,Melani A,Donati C,Bruni P,Pedata F

更新日期：2013-12-04 00:00:00