Responses of microglia and neural progenitors to mechanical brain injury.

abstract：:The pattern of distribution and co-localization of nitric oxide synthase (NOS) and quinacrine fluorescence (indicative of vesicular adenosine 5'-triphosphate, ATP), and co-localization of NADPH-diaphorase (NADPH-d) activity and NOS-immunoreactivity in the myenteric plexus of pre-term human fetal (6-17 weeks of gestati...

journal_title：Neuroreport

authors： Belai A,Burnstock G

更新日期：2000-01-17 00:00:00

abstract：:Thyroid hormones, which play an important role in the development and regeneration of the nervous system, require the presence of specific nuclear T3 receptors (NT3R). In this study we provide evidence that NT3R expression by Schwann cells was up-regulated in response to a loss of axonal contact in vitro and in vivo. ...

journal_title：Neuroreport

authors： Walter IB

更新日期：1993-11-18 00:00:00

abstract：:Synaptic or 'hard wired' neurotransmission in the brain, subject to modulation by a class of substances called modulators, has been the dominant model of brain function. However, increasing evidence for alternate non-synaptic neurotransmission mechanisms is forcing consideration of a more inclusive model. Evidence is ...

journal_title：Neuroreport

authors： Bach-y-Rita P

更新日期：1993-04-01 00:00:00

abstract：:Sulphated cholecystokinin-8 (CCK-8) given into the neostriatum of the rat by in vivo microdialysis produced a concentration-dependent (1-100 microM) increase in extracellular aspartate (Asp) and dynorphin B (Dyn B), but not in glutamate, GABA or dopamine levels. The increase in Asp levels produced by 10 microM CCK-8 w...

journal_title：Neuroreport

authors： You ZB,Pettersson E,Herrera-Marschitz M,Hökfelt T,Terenius L,Nylander I,Goiny M,Hughes J,O'Connor WT,Ungerstedt U

更新日期：1994-11-21 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：:Using functional magnetic resonance imaging (fMRI), we investigated whether the response of auditory and visual cortex was modulated by attending selectively to either heard or seen numbers presented simultaneously. Alternating attention between modalities modulated fMRI signal within the corresponding sensory cortex....

journal_title：Neuroreport

authors： Woodruff PW,Benson RR,Bandettini PA,Kwong KK,Howard RJ,Talavage T,Belliveau J,Rosen BR

更新日期：1996-08-12 00:00:00

abstract：:Wilson's disease (WD) is an autosomal recessive inheritance disorder of copper metabolism due to mutations in the ATP7B gene. The distribution of ATP7B gene mutations is diverse in different population. This study aimed to examine the genotypes of the ATP7B mutant alleles in WD patients from Southern China. Genomic DN...

journal_title：Neuroreport

authors： Wei Z,Huang Y,Liu A,Diao S,Yu Q,Peng Z,Hong M

更新日期：2014-10-01 00:00:00

abstract：:NMDA receptors (NR) are important in many neurological processes. Using a large series of human brain tissue, we show that the distribution of NR2A/B immunoreactivity varies according to position along a gyrus. For pyramidal neurons in laminae II and III, immunoreactivity is most marked at gyral crown and gyral lips, ...

journal_title：Neuroreport

authors： Sisodiya SM,Heffernan J,Harrison PJ,Squier MV,Thom M

更新日期：2000-08-03 00:00:00

abstract：:A tritiated specific and highly potent 5-HT4 antagonist: [3H]-GR113808 was used to label specific binding sites in human brain and for comparison in guinea-pig brain. [3H]-GR113808 association and dissociation were rapid, the binding was saturable and displaced by various serotoninergic agents with an affinity corresp...

journal_title：Neuroreport

authors： Waeber C,Sebben M,Grossman C,Javoy-Agid F,Bockaert J,Dumuis A

更新日期：1993-09-10 00:00:00

abstract：:Integrating information across the senses can enhance our ability to detect and classify stimuli in the environment. For example, auditory speech perception is substantially improved when the speaker's face is visible. In an fMRI study designed to investigate the neural mechanisms underlying these crossmodal behaviour...

journal_title：Neuroreport

authors： Calvert GA,Brammer MJ,Bullmore ET,Campbell R,Iversen SD,David AS

更新日期：1999-08-20 00:00:00

abstract：:Face processing deficits are characteristic of autism spectrum conditions. However, event-related potential studies of autism spectrum conditions have found inconsistent results for the face selective N170 component. In this study, 15 adult males with autism spectrum conditions and 15 matched, typically developing con...

journal_title：Neuroreport

authors： Churches O,Wheelwright S,Baron-Cohen S,Ring H

更新日期：2010-04-21 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：:We investigated the brain mechanisms enabling one automatically discriminate phoneme category irrespective of the large inter-speaker variability in the acoustic features of the voices. For this purpose, subjects were presented with 450 different speech stimuli, each uttered by a different speaker, belonging to three ...

journal_title：Neuroreport

authors： Shestakova A,Brattico E,Huotilainen M,Galunov V,Soloviev A,Sams M,Ilmoniemi RJ,Näätänen R

更新日期：2002-10-07 00:00:00

abstract：:Self-renewing neural stem cells and progenitor cells are cell populations that generate radial glial cells and neurons through asymmetric division. Regulation of intracellular pH in stem cells with high metabolic activity is critical for both cell signaling and proliferation. We have recently found that a S0859-inhibi...

journal_title：Neuroreport

authors： Nordström T,Zhenyu G,Andersson LC,Åkerman KEO

更新日期：2020-01-08 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：:In contrast to mechanisms mediating synaptic plasticity, the pharmacological basis of perceptual learning remains to be clarified. Here we report that a specific form of perceptual learning is influenced by GABAergic mechanisms. We induced perceptual learning by Hebbian co-activation of the skin of the tip of the righ...

journal_title：Neuroreport

authors： Dinse HR,Ragert P,Pleger B,Schwenkreis P,Tegenthoff M

更新日期：2003-09-15 00:00:00

abstract：:Adult rats were studied for serotonin and its metabolite in basal ganglia, nociceptive responses to electric current and tremor induced by 5-methoxy-N,N-dimethyltryptamine (5-MeODMT) to assess the effects of a single systemic injection of serotonin antiserum given at 1 day old. Antiserum-treated animals showed no over...

journal_title：Neuroreport

authors： Mohanakumar KP,Mohanty S,Ganguly DK

更新日期：1995-12-29 00:00:00

abstract：:Meditation is a conscious mental process that induces a set of integrated physiologic changes termed the relaxation response. Functional magnetic resonance imaging (fMRI) was used to identify and characterize the brain regions that are active during a simple form of meditation. Significant (p<10(-7)) signal increases ...

journal_title：Neuroreport

authors： Lazar SW,Bush G,Gollub RL,Fricchione GL,Khalsa G,Benson H

更新日期：2000-05-15 00:00:00

abstract：:Histamine-related drugs are commonly used in the treatment of vertigo and related vestibular disorders. Their site and mechanism of action, however, are still poorly understood. To increase our knowledge of the histaminergic system in the vestibular organs, we have investigated the expression of H1 and H3 histamine re...

journal_title：Neuroreport

authors： Botta L,Tritto S,Perin P,Laforenza U,Gastaldi G,Zampini V,Zucca G,Valli S,Masetto S,Valli P

更新日期：2008-03-05 00:00:00

abstract：:High concentrations of local anesthetics are neurotoxic, but the mechanism for this neurotoxicity is obscure. Here, we report increased concentrations of glutamate in the cerebrospinal fluid after intrathecal injections of high concentrations of tetracaine (a local anesthetic). The peak concentrations of glutamate aft...

journal_title：Neuroreport

authors： Ohtake K,Matsumoto M,Wakamatsu H,Kawai K,Nakakimura K,Sakabe T

更新日期：2000-04-07 00:00:00

abstract：:The apolipoprotein E (apoE) gene has been identified as a susceptibility gene for Alzheimer's disease, although the mechanism whereby apoE exerts this effect has not been determined. The aim of this study was to examine the intracellular fate of apoE and we demonstrate that in mammalian cells-transiently expressing ta...

journal_title：Neuroreport

authors： Lovestone S,Anderton BH,Hartley C,Jensen TG,Jorgensen AL

更新日期：1996-04-10 00:00:00

abstract：:The mechanism by which IL-1 beta exerts its actions in the brain during systemic inflammation is not fully understood, as neither IL-1 receptor gene expression nor IL-1 binding have been identified in significant levels in key areas that respond to IL-1 beta. Having hypothesized that perivascular nitric oxide (NO) mig...

journal_title：Neuroreport

authors： Wong ML,Bongiorno PB,al-Shekhlee A,Esposito A,Khatri P,Licinio J

更新日期：1996-11-04 00:00:00

abstract：:Humans afflicted with mood disorders respond differently to antidepressant drug therapy. Different responses to psychoactive drugs are also observed in rats, and specific strains exhibit substantial differences in gene expression following synaptic activity. We examined the effects of fluoxetine on the induction of Fo...

journal_title：Neuroreport

authors： Horowitz JM,Hallas BH,Torres G

更新日期：2002-12-20 00:00:00

abstract：:Frontolimbic structures involved in fear conditioning have also been associated with hypothalamic-pituitary-adrenal (HPA)-axis modulation, including amygdaloid, hippocampal, and ventromedial prefrontal cortex regions. Although HPA-axis function and endocrine changes have been investigated in the context of stress prov...

journal_title：Neuroreport

authors： Root JC,Tuescher O,Cunningham-Bussel A,Pan H,Epstein J,Altemus M,Cloitre M,Goldstein M,Silverman M,Furman D,Ledoux J,McEwen B,Stern E,Silbersweig D

更新日期：2009-03-04 00:00:00

abstract：:Several neurophysiological studies have highlighted the role of the midbrain periaqueductal gray matter (PAG) in the initiation of vocalization in various animal species, from frogs to primates. With regard to humans, only two cases of complete mutism following a lesion to the PAG have been reported so far. This artic...

journal_title：Neuroreport

authors： Esposito A,Demeurisse G,Alberti B,Fabbro F

更新日期：1999-03-17 00:00:00

abstract：:In Purkinje cells from cerebellar slice cultures, low-threshold Ca spike (LTS) gives rise to complex bursts in the soma that resemble the complex spike induced by climbing fibers stimulation. We show that LTS is reduced by T-type and R-type Ca channel blockers (SNX-482, nickel, or mibefradil). We propose that LTS is g...

journal_title：Neuroreport

authors： Cavelier P,Lohof AM,Lonchamp E,Beekenkamp H,Mariani J,Bossu JL

更新日期：2008-02-12 00:00:00

abstract：:In order to investigate GABA uptake into Müller glial cells electrophysiologically, we used the whole-cell voltage-clamp technique. Since Müller cells were insensitive to application of muscimol and baclofen, the expression of GABAA and GABAB receptors can be excluded. Therefore, the observed GABA current must be due ...

journal_title：Neuroreport

authors： Biedermann B,Eberhardt W,Reichelt W

更新日期：1994-01-12 00:00:00

abstract：:This study aimed at obtaining evidence that cinchophen, an ulcerogenic drug, stimulates the corticotropin-releasing hormone (CRH)-secreting cells in the paraventricular nucleus of the hypothalamus (PVH) to induce c-Fos expression. Without colchicine pretreatment, cinchophen was injected i.p. 60 min before the time of ...

journal_title：Neuroreport

authors： Jingu H,Miura M

更新日期：1996-11-04 00:00:00

abstract：:Prism adaptation reduces some symptoms of neglect; however the mechanisms underlying such changes are poorly understood. We suggest that prisms influence neglect by acting on dorsal stream circuits subserving visuomotor control, with little influence on perceptual aspects of neglect. We examined prism adaptation in th...

journal_title：Neuroreport

authors： Striemer CL,Danckert J

更新日期：2010-04-21 00:00:00

abstract：:Ca2+/calmodulin-dependent protein kinase II (CaMKII) plays critical roles in neurotransmission, synaptic plasticity, learning and memory. The aim of this study was to examine, by in situ hybridization, prefrontal cortical expression of CaMKII alpha mRNA in postmortem brains of unipolar, bipolar, schizophrenic, and con...

journal_title：Neuroreport

authors： Xing G,Russell S,Hough C,O'Grady J,Zhang L,Yang S,Zhang LX,Post R

更新日期：2002-03-25 00:00:00