Periaqueductal gray matter stimulation-produced analgesia in diabetic rats.

abstract：:Morphine hydrochloride (10 mg/kg,i.p.) induced marked catalepsy in rats, which was associated with significantly enhanced striatal acetylcholine levels and reduced cholinesterase activity. Rapid tolerance to morphine-induced catalepsy was noted after twice daily administrations, the tolerance being discernible after t...

journal_title：Neuroscience letters

authors： Bose R,Kumar A,Bhattacharya SK

更新日期：1979-09-01 00:00:00

abstract：:Thyroid hormone metabolism was investigated in the frontal cortex and amygdala in groups of rats either 'behaviorally dependent' on ethanol or chronically exposed to ethanol, but not 'dependent'. The activities of the 5'II deiodinase isoenzyme, which catalyzes the deiodination of thyroxine (T4) to the active metabolit...

journal_title：Neuroscience letters

authors： Baumgartner A,Eravci M,Pinna G,Hiedra L,Prengel H,Brödel O,Meinhold H

更新日期：1997-05-09 00:00:00

abstract：:This study tested the hypothesis that cholinoceptive regions of the medial pontine reticular formation (mPRF), long known to play a role in regulating the sleep cycle, can also causally alter the respiratory cycle. In 4 cats, sleep and wakefulness were polygraphically recorded while simultaneous measures were taken of...

journal_title：Neuroscience letters

authors： Lydic R,Baghdoyan HA

更新日期：1989-07-31 00:00:00

abstract：:Previous studies suggest that neuropeptide FF (NPFF) plays a role in opiate dependence and subsequent abstinence syndrome. Endogenous NPFF also appears to play a role in opiate tolerance since third ventricle injection of IgG from NPFF antiserum selectively restores morphine sensitivity in morphine-tolerant rats. The ...

journal_title：Neuroscience letters

authors： Lake JR,Hebert KM,Payza K,Deshotel KD,Hausam DD,Witherspoon WE,Arcangeli KA,Malin DH

更新日期：1992-11-09 00:00:00

abstract：:The role of nitric oxide in cerebral insults remains controversial. While numerous studies have used models of ischaemia and hypoxia, few have examined nitric oxide in the kainate model of excitotoxicity. Kainate (10 mg/kg) was administered to rats via the intraperitoneal (i.p.) route to induce submaximal damage to th...

journal_title：Neuroscience letters

authors： Jones PA,Smith RA,Stone TW

更新日期：1998-06-19 00:00:00

abstract：:It is known that depolarization of cortical cells in vivo during cortical spreading depression (CSD) is accompanied by accumulation of cyclic AMP (cAMP). Under similar conditions in vitro adenosine release has been demonstrated. The present study investigates the possible role of adenosine in the mechanism of CSD. Top...

journal_title：Neuroscience letters

authors： Ueda M,Krivánek J

更新日期：1977-03-01 00:00:00

abstract：:The role of the dorsal hippocampus in the different stages of blocking was examined in a taste aversion learning task. Blocking is a learning effect in which one previously conditioned element of a compound makes the conditioning of the added element difficult. An effective blocking procedure with one trial in each st...

journal_title：Neuroscience letters

authors： Gallo M,Cándido A

更新日期：1995-02-15 00:00:00

abstract：:Neurotrophin 3 (NT3) is a potent neurotrophic factor for promoting remyelination and recovery of neuronal function; upregulation of its expression in the central nervous system (CNS) is thus of major therapeutic importance for neurological deficits. Matrine (MAT), a quinolizidine alkaloid derived from the herb Radix S...

journal_title：Neuroscience letters

authors： Zhang ML,Zhang XJ,Kang J,Zhang HJ,Chen XL,Liu N,Liu SQ,Ma WD,Zhang GX,Zhu L

更新日期：2017-05-10 00:00:00

abstract：:Carbonic anhydrase (CA) activity was localized histochemically in the retina and brain of the honeybee drone. A positive reaction that could be inhibited with 10(-5) M acetazolamide was found only in brain glial cells such as those in the lamina and medulla of the optic lobes. In the retina, neither the photoreceptors...

journal_title：Neuroscience letters

authors： Walz B

更新日期：1988-02-15 00:00:00

abstract：:In gastropods, the interneuronal messenger, nitric oxide (NO), modulates spike frequency and synaptic transmission. We have characterized the effect of NO on ion currents underlying neuronal excitability, using current-clamp and two-electrode voltage-clamp techniques. Identified neurons of the pulmonate snail, Helix p...

journal_title：Neuroscience letters

authors： Zsombok A,Schrofner S,Hermann A,Kerschbaum HH

更新日期：2000-12-08 00:00:00

abstract：:2-Deoxy-d-glucose (2DG) is an analog of glucose that is effectively taken up by cells competing with normal glucose but cannot be further utilized to produce energy. It was previously reported that 2DG can mimic the beneficial effects of dietary restriction in experimental models of neurodegenerative disorders and can...

journal_title：Neuroscience letters

authors： Park M,Song KS,Kim HK,Park YJ,Kim HS,Bae MI,Lee J

更新日期：2009-01-16 00:00:00

abstract：:GABAergic modulation of enkephalin, substance P and glutamic acid decarboxylase (GAD67) gene expression and the alterations induced by dopamine receptor blockade were studied in the rat striatum. Following subchronic treatment with the GABA-A agonist muscimol, the GABA-B agonist baclofen or the GABA transaminase inhib...

journal_title：Neuroscience letters

authors： Jolkkonen J,Jenner P,Marsden CD

更新日期：1994-10-24 00:00:00

abstract：:Neuronal cell death induced by ischemic injury has been attributed to glutamate receptor-mediated excitotoxicity, which is known to be accompanied by Ca2+ overload in the cytoplasm with concomitant activation of calcium-dependent mechanisms. More specifically, the overactivation of calpains, calcium-dependent cysteine...

journal_title：Neuroscience letters

authors： Ko YU,Song HY,Kim WK,Yune TY,Yun N,Oh YJ

更新日期：2020-09-25 00:00:00

abstract：:The possibility for the induction of long-lasting synaptic plasticity by the potassium channel blocker tetraethylammonium (TEA) was investigated in adult rat motor cortex in vitro. Brief application of TEA (25 mM) resulted in a long-term potentiation (LTP(K)) of field potentials evoked in layer V intralaminar connecti...

journal_title：Neuroscience letters

authors： Jagodzinski P,Hess G

更新日期：2001-01-26 00:00:00

abstract：:We raised polyclonal antibodies against the C-terminal peptides of protein kinase C (PkC) subspecies alpha, beta 1, beta 2, gamma, delta, epsilon, and zeta and checked their specificity against brain extracts using Western immunoblot analysis. With equal amounts of protein applied to gels PkC subspecies beta 1, delta,...

journal_title：Neuroscience letters

authors： Gott AL,Mallon BS,Paton A,Groome N,Rumsby MG

更新日期：1994-04-25 00:00:00

abstract：:Dystrobrevin is a newly discovered dystrophin-associated protein that is classified as alpha- and beta-dystrobrevin. Previous studies reported that dystrophin, utrophin, syntrophin and beta-dystroglycan were expressed in the cerebellum. In the present study, we examined cellular and subcellular localization of dystrob...

journal_title：Neuroscience letters

authors： Ueda H,Baba T,Terada N,Kato Y,Fujii Y,Takayama I,Mei X,Ohno S

更新日期：2000-04-07 00:00:00

abstract：:Ascending thalamo-telencephalic projection systems have been investigated in an urodele, Triturus alpestris, using the horseradish peroxidase technique. Two separate dorsal thalamic projections onto the telencephalon have been identified; one arises from the posterior dorsal thalamus and terminates in the ipsilateral ...

journal_title：Neuroscience letters

authors： Wicht H,Himstedt W

更新日期：1986-07-11 00:00:00

abstract：:Serotonin transporter gene may play a critical role in a regulation of mood and other aspects of mental status. A large number of association studies have investigated a correlation between the polymorphism in the serotonin transporter-linked promoter region (5-HTTLPR) and anxiety-related personality traits. The resul...

journal_title：Neuroscience letters

authors： Umekage T,Tochigi M,Marui T,Kato C,Hibino H,Otani T,Kohda K,Kato N,Sasaki T

更新日期：2003-01-30 00:00:00

abstract：:Magnetic resonance imaging (MRI) of two pig brains was realized. The animals were placed in the stereotaxic conditions currently used in experiments. To allow the positioning of the animal in the MRI instrument, landmarks were previously traced on the snout of the pig. To avoid movements, animals were deeply anestheti...

journal_title：Neuroscience letters

authors： Marcilloux JC,Félix MB,Rampin O,Stoffels C,Ibazizen MT,Cabanis EA,Laplace JP,Albe-Fessard D

更新日期：1993-06-25 00:00:00

abstract：:The role of 5-HTTLPR and 5-HT2C Cys23Ser polymorphisms in the psychopathology of mood disorders and suicide behavior is controversial. The aim of present study was to investigate the association between 5-HTTLPR and 5-HT2C Cys23Ser variants and susceptibility to bipolar I disorder (BID). The 5-HT2C genotypes were stud...

journal_title：Neuroscience letters

authors： Mohammadi S,Khazaie H,Rahimi Z,Vaisi-Raygani A,Zargooshi N,Rahimi Z

更新日期：2015-03-17 00:00:00

abstract：:The effects of i.v. administration of thyrotropin releasing hormone (TRH) on regional cerebral blood flow (rCBF) were examined in both healthy adult (3-5 months old) and healthy aged (24-25 months old) male Wistar rats under halothane anesthesia. The rCBFs in 9 different brain regions-cerebral cortex, caudate putamen,...

journal_title：Neuroscience letters

authors： Inanami O,Ohno K,Sato A

更新日期：1992-08-31 00:00:00

abstract：:The effects of myelin basic protein (MBP) on the ventral root response in rat spinal cord in situ and on the spontaneous bioelectric activity of cultured rat Purkinje cells were investigated. Injection of 2 or 4 microl MBP (10(-4) M/l) into the motoneurone pool reduced the ventral root response to dorsal root stimulat...

journal_title：Neuroscience letters

authors： Honegger CG,Gähwiler BH,Isler H

更新日期：1977-05-01 00:00:00

abstract：:The anatomical relationships between pro-opiomelanocortin-containing axons and serotonin neurons in the nucleus raphe dorsalis (NRD) of the rat were examined at the light microscope level with antibodies against CLIP (corticotropin-like intermediate lobe peptide), alpha-MSH (alpha-melanocyte-stimulating hormone) and s...

journal_title：Neuroscience letters

authors： Zheng Z,Léger L,Cespuglio R,Jouvet M

更新日期：1991-09-02 00:00:00

abstract：:The effect of acute phenylethanolamine-N-methyltransferase (PNMT) inhibition on rat brain catecholamine concentrations was studied. All PNMT inhibitors tested were effective in depleting hypothalamic and brain stem epinephrine. Norepinephrine concentrations were unaffected; however, dopamine levels were increased in a...

journal_title：Neuroscience letters

authors： Mefford IN,Roth KA,Barchas JD

更新日期：1980-10-20 00:00:00

abstract：:Cocaine-induced modifications of glutamatergic synaptic transmission in the mesolimbic system play a key role in adaptations that promote addictive behaviors. In particular, the activation of ionotropic glutamate N-methyl-D-aspartate receptor (NMDAR) in the ventral tegmental area (VTA) is critical for both cocaine-ind...

journal_title：Neuroscience letters

authors： Schumann J,Matzner H,Michaeli A,Yaka R

更新日期：2009-09-18 00:00:00

abstract：:The distribution of premotor neurons projecting to motor nuclei of both the VIIth (VII) and XIIth (XII) nerves was examined in the pontomedullary reticular formation (RF) of the rat by using retrograde double labeling. After injection of two different tracers in the VII and the XII, most of the double labeled neurons ...

journal_title：Neuroscience letters

authors： Dauvergne C,Pinganaud G,Buisseret P,Buisseret-Delmas C,Zerari-Mailly F

更新日期：2001-09-28 00:00:00

abstract：:Bleedings in the ganglionic eminence (GE) being a prominent domain of the telencephalic proliferative zone is a frequent complication of preterm infants. Such bleedings may induce cellular responses in the vicinity of the lesion. Using immunohistochemistry, this study demonstrates for the first time that leukemia inhi...

journal_title：Neuroscience letters

authors： Ulfig N

更新日期：2001-02-16 00:00:00

abstract：:Injection of the triceps brachii muscle of the rat with horseradish peroxidase (HRP) led to labeling of motoneurons in the dorsolateral and ventral aspects of the ventral grey horn of the brachial spinal cord. Ventral, labeled neurons were absent, however, in rats in which the motor branches of the radial nerve to tri...

journal_title：Neuroscience letters

authors： Haase P,Hrycyshyn AW

更新日期：1985-10-10 00:00:00

abstract：:Melatonin is the principle hormonal product of the pineal gland. It is secreted with a robust daily rhythm, peaking near the middle of the night. During the daytime, concentrations remain very low, as exposure to light robustly suppresses its secretion. The regulation of melatonin by light is well-characterized, but a...

journal_title：Neuroscience letters

authors： Bedrosian TA,Herring KL,Walton JC,Fonken LK,Weil ZM,Nelson RJ

更新日期：2013-05-10 00:00:00

abstract：:Mutations in APP are associated with familial early-onset Alzheimer disease (FAD). Examination of the genomic sequence in one patient with FAD revealed a change located in the axon 17 of the APP gene at position 275329G>A (GenBank accession number: D87675; GI: 2429080); cDNA sequence 2137G>A (GenBank accession number:...

journal_title：Neuroscience letters

authors： Armstrong J,Boada M,Rey MJ,Vidal N,Ferrer I

更新日期：2004-11-11 00:00:00