Peptides isolated from animal venom as a platform for new therapeutics for the treatment of Alzheimer's disease.

abstract：:Neuropeptide Y (NPY) -receptor subtypes were studied in the rat kidney in vivo by systemic administration of NPY, the two agonists [Leu(31), Pro(34)]NPY (Y1-receptor agonist) and NPY (13-36) (Y2-receptor agonist), or the Y1-receptor antagonist BIBP 3226. Effects on mean arterial blood pressure (MAP) and renal arterial...

journal_title：Neuropeptides

authors： Modin A,Malmström RE,Meister B

更新日期：1999-08-01 00:00:00

abstract：:The selectivity of a series of opioid peptides towards the mu-, delta- and kappa-opioid receptors mediating differential inhibition of electrically-induced neurotransmitter release from rat brain slices was studied, viz. cortical [3H]noradrenaline release (inhibited via mu-receptors), striatal [3H]dopamine release (in...

journal_title：Neuropeptides

authors： Mulder AH,Wardeh G,Hogenboom F,Frankhuyzen AL

更新日期：1989-08-01 00:00:00

abstract：:Regulation of cholecystokinin (CCK) expression was studied in the human neuroepithelioma cell line SK-N-MCIXC and the rat medullary thyroid carcinoma cell line WE 4/2. The cells were treated with the beta-adrenergic agonist isoproterenol and retinoic acid, a natural derivative of vitamin A, which plays a role in cell ...

journal_title：Neuropeptides

authors： Mania-Farnell BL,Botros IW,Davis TP

更新日期：1995-10-01 00:00:00

abstract：:The aim of the present investigation was to study the effects of pituitary adenylate cyclase-activating polypeptide (PACAP) on morphine withdrawal-induced behavioral changes and hypothermia in male CFLP mice. Elevated plus maze (EPM) and jump tests were used to assess naloxone-precipitated morphine withdrawal-induced ...

journal_title：Neuropeptides

authors： Lipták N,Dochnal R,Babits A,Csabafi K,Szakács J,Tóth G,Szabó G

更新日期：2012-02-01 00:00:00

abstract：:Possible positive reinforcing and aversive effects of intraperitoneally (ip) administered substance P (SP) and its C-terminal heptapeptide analog [pGlu5, MePhe8, Sar9]-SP5-11 (DIME-C7) were investigated in rats. The 'conditioned corral preference and avoidance procedure' was used for assessing positive and negative re...

journal_title：Neuropeptides

authors： Hasenöhrl RU,Gerhardt P,Huston JP

更新日期：1990-12-01 00:00:00

abstract：:Previous data from our labs and from others have demonstrated that intracerebroventricular (ICV) injection of alarin has orexigenic activity and significantly increases plasma luteinizing hormone (LH) secretion in a gonadotropin-releasing hormone (GnRH) dependent manner. The purpose of the current experiments was to d...

journal_title：Neuropeptides

authors： Fraley GS,Leathley E,Nickols A,Gerometta E,Coombs E,Colton S,Gallemore S,Lindberg A,Kofler B

更新日期：2013-02-01 00:00:00

abstract：:The effect of the selective non-peptide antagonist for NK1 receptors (+/-)CP 96,345 on cellular transduction mechanisms elicited by the NK1 selective agonist [Sar9]-substance P-sulfone ([Sar9]-SP) was investigated in a stabilized culture of human skin fibroblasts (HF) and compared to the effects of two peptide antagon...

journal_title：Neuropeptides

authors： Ziche M,Parenti A,Amerini S,Zawieja D,Maggi CA,Ledda F

更新日期：1996-08-01 00:00:00

abstract：:The role played by the biologically active CART 55-102 peptide in NAcc AMPH induced locomotion was investigated. When microinjected alone into this site, none of the doses of CART 55-102 tested (0.1, 0.4, 1.0 or 2.5 microg/0.5 microl/side) produced effects on locomotion during a two-h test. However, when co-injected w...

journal_title：Neuropeptides

authors： Kim JH,Creekmore E,Vezina P

更新日期：2003-12-01 00:00:00

abstract：:Somatostatin, substance P, and vasoactive intestinal polypeptide were incubated in an adenylate cyclase assay with a particulate fraction of caudate-putamen tissue of the rat in order to examine the effect of the neuropeptides on G-protein coupled adenylate cyclase in vitro. Somatostatin induced an enhancement of cycl...

journal_title：Neuropeptides

authors： Moser A,Cramer H

更新日期：1992-07-01 00:00:00

abstract：:Familial dysautonomia (FD) patients have diminished sensory C-fibers. Calcitonin gene related peptide (CGRP) is a widely distributed neuropeptide and prominent neurotransmitter in C-fibers. We show that plasma CGRP levels measured by radioimmunoassay is significantly lower in 51 FD patients compared to controls (P<0.0...

journal_title：Neuropeptides

authors： Maayan C,Becker Y,Gesundheit B,Girgis SI

更新日期：2001-06-01 00:00:00

abstract：:Utilizing a double-blind crossover design, the hormonal effects of high dose, 2 mg/kg, were compared to low dose, 0.4 mg (approx. 5 micrograms/kg), naloxone administration in physically healthy humans. A significant naloxone dose effect on plasma cortisol levels was found (p less than 0.001), but no significant effect...

journal_title：Neuropeptides

authors： Cohen MR,Cohen RM,Pickar D,Kreger D,McLellan C,Murphy DL

更新日期：1985-07-01 00:00:00

abstract：:Superfusion of the dorsal surface of the septum with artificial cerebrospinal fluid containing 10(-10) M [Arg8]-vasopressin (VP) significantly increased the negative (N) wave in field potentials (FPs) elicited in the lateral septum (LS) of rats by stimulation of the fimbria-fornix. A similar increase in the FPs negati...

journal_title：Neuropeptides

authors： Urban IJ,De Wied D

更新日期：1986-01-01 00:00:00

abstract：:Rats housed individually for 7 days showed a marked decrease in motor activity when tested under intense light conditions in a novel environment as compared to group-housed rats tested under low light conditions. The ACTH analogue ORG 2766 administered into the amygdala decreased the motor activity of group-housed rat...

journal_title：Neuropeptides

authors： Wolterink G,Van Ree JM

更新日期：1989-08-01 00:00:00

abstract：:The effects of several mu and kappa opioid receptor agonists on urinary excretion were examined in the water-loaded rat. Mu agonists induced anti-diuresis whereas kappa agonists caused diuresis. Furthermore, high efficacy kappa agonists eg. U50, 488H and tifluadom, produced marked diuretic effects, whereas kappa parti...

journal_title：Neuropeptides

authors： Skingle M,Hayes AG,Tyers MB

更新日期：1985-02-01 00:00:00

abstract：:Immune system function has been shown to be under the influence of various neuromodulators and endocrine system peptides. This in vitro study describes the stimulatory effect of thyrotropin releasing hormone (thyroliberin, TRH) on thyrotropin (TSH) release from cultured human peripheral blood monocytes. The stimulator...

journal_title：Neuropeptides

authors： Komorowski J,Stepień H,Pawlikowski M

更新日期：1993-07-01 00:00:00

abstract：:In our previous study we have identified PACAP, VIP and their receptors in rat malignant peripheral nerve sheath tumor (MPNST) cells, thus showing anti-apoptotic roles. Recently it has been shown that the tumor suppressor neurofibromin, encoded by the Neurofibromatosis type I (NF1) gene, promotes MPNST cells sensitivi...

journal_title：Neuropeptides

authors： Giunta S,Castorina A,Adorno A,Mazzone V,Carnazza ML,D'Agata V

更新日期：2010-02-01 00:00:00

abstract：BACKGROUND:Chromogranin A (CgA) in plasma (P-CgA), a neuroendocrine marker of sympathetic stress, has been shown to predict mortality in medical intensive care. We hypothesized that the magnitude of CgA release would reflect stress load, and thereby injury severity in burn intensive care patients. METHODS:Fifty-one co...

journal_title：Neuropeptides

authors： Lindahl AE,Low A,Stridsberg M,Sjöberg F,Ekselius L,Gerdin B

更新日期：2013-06-01 00:00:00

abstract：:We have developed an extraction method and radioimmunoassay for the measurement of interleukin-1 beta (IL-1 beta) in rat tissues, using an antibody specific for IL-1 beta, IL-1 beta was detected in the spleen and thymus of control rats. Adrenalectomy (ADX) had no effect upon control levels of IL-1 beta. In animals wit...

journal_title：Neuropeptides

authors： Jessop DS,Chowdrey HS,Lightman SL

更新日期：1993-06-01 00:00:00

abstract：:The antinociceptive effect of intrathecally (i.t.) administered protease inhibitors was tested against capsaicin (800 ng) injected into the dorsal surface of a hindpaw. Both p-hydroxymercuribenzoate (2-8 nmol), a cysteine protease inhibitor, and phosphoramidon (1-4 nmol), an endopeptidase 24.11 inhibitor in the presen...

journal_title：Neuropeptides

authors： Tan-No K,Taira A,Inoue M,Ohshima K,Sakurada T,Sakurada C,Nylander I,Demuth HU,Silberring J,Terenius L,Tadano T,Kisara K

更新日期：1998-10-01 00:00:00

abstract：:Immunoreactive substance P (SPI) and somatostatin (SOMI) are found in spinal cord but their physiological roles remain speculative. Several classes of neuropeptides, including endogenous opioids and thyrotropin-releasing hormone (TRH), have been implicated in the pathogenesis or recovery from spinal cord injury. In th...

journal_title：Neuropeptides

authors： Faden AI,Jacobs TP,Helke CJ

更新日期：1985-06-01 00:00:00

abstract：:Neuropeptide Y (NPY) has been implicated in anxiolytic- and antidepressant-like behaviour as well as seizure-suppressant effects in rodents. Although these effects appear to be predominantly mediated via other NPY receptors (Y1 and/or Y2), several studies have also indicated a role for Y5 receptors. Gene therapy using...

journal_title：Neuropeptides

authors： Olesen MV,Christiansen SH,Gøtzsche CR,Holst B,Kokaia M,Woldbye DP

更新日期：2012-04-01 00:00:00

abstract：:We studied head-injured patients assessed after admission to the hospital according to the Glasgow coma scale (3-8 points). All of them underwent surgical procedure after neuroradiological examination. Due to therapeutic problems, some of these patients had lumbar puncture on the fourth day following surgery. The cont...

journal_title：Neuropeptides

authors： Stachura Z,Obuchowicz E,Herman ZS

更新日期：1997-02-01 00:00:00

abstract：:The desire of the pharmaceutical industry to obtain more selective agents for the treatment of anxiety with fewer or diminished side effects and a profile consistent with safety during long-term use resulted in a search which has identified the azapirones as a new class of anxiolytics which lack structural or biochemi...

journal_title：Neuropeptides

authors： Taylor DP,Moon SL

更新日期：1991-07-01 00:00:00

abstract：:Endothelins (ET) are a family of highly active neuropeptides with manifold influences via ET receptors (ETR) in both the peripheral and central nervous systems. We have shown previously that satellite glial cells (SGCs) in mouse trigeminal ganglia (TG) are extremely sensitive to ET-1 in evoking [Ca2+]in increase, appa...

journal_title：Neuropeptides

authors： Feldman-Goriachnik R,Hanani M

更新日期：2017-06-01 00:00:00

abstract：:Our previous studies showed the modulation of cocaine and amphetamine regulated transcript (CART) positive neurons and CART mRNA by adrenalectomy and corticosterone replacement in hypothalamic nuclei of male rat brain. More recently, we have shown by CART immunohistochemistry that restraint and forced swim (FS) stress...

journal_title：Neuropeptides

authors： Balkan B,Gozen O,Yararbas G,Koylu EO,Akinturk S,Kuhar MJ,Pogun S

更新日期：2006-06-01 00:00:00

abstract：:Neuromedin U (NMU), a neuropeptide implicated in feeding, inflammation, pain control and anxiety-related behaviours, is widely distributed in peripheral organs and the CNS. These effects are thought to be mediated by its receptors NMU(1) and NMU(2). Since its precise sites of interaction in the CNS were to date unknow...

journal_title：Neuropeptides

authors： Mangold C,Ksiazek I,Yun SW,Berger E,Binkert C

更新日期：2008-08-01 00:00:00

abstract：:Neuropeptide Y (NPY) is known to bind to at least two types of receptors (Y1 & Y2). One type (Y2) is able to bind and undergo activation by both NPY and its C-terminal fragments with good potency while the other (Y1) requires the full length of NPY for good potency. For most NPY analogs that have been examined, potenc...

journal_title：Neuropeptides

authors： Krstenansky JL,Owen TJ,Payne MH,Shatzer SA,Buck SH

更新日期：1990-11-01 00:00:00

abstract：:We have assessed the influence of acute bilateral nephrectomy, of captopril and saralasin, on the hypotensive activity of neurotensin (NT) and of various hypotensive drugs in pentobarbital-anesthetized rats. The results show that the hypotensive activity of NT and of compound 48/80 (C48/80), in contrast to that of his...

journal_title：Neuropeptides

authors： Kérouac R,St-Pierre S,Manning M,Rioux F

更新日期：1983-04-01 00:00:00

abstract：:Abnormal aggregation of beta-amyloid (Aβ) peptide into amyloid plaques in the brain has been identified as one of the key factors in instigating AD pathogenesis. Inhibition of Aβ aggregation can be an important therapeutic strategy in disease management. In this work, we demonstrate the application of structure-based ...

journal_title：Neuropeptides

authors： Pandey G,Morla S,Kumar S,Ramakrishnan V

更新日期：2020-06-01 00:00:00

abstract：:Dermorphin (Tyr-D-Ala-Phe-Gly-Tyr-Pro-Ser-NH2), a naturally occurring peptide isolated from arboreal frog skin, is endowed with outstanding structural and biological features. It has no structural community with the sequence of mammalian opioid peptides and is a unique example of a D-aminoacid containing peptide which...

journal_title：Neuropeptides

authors： Mor A,Delfour A,Amiche M,Sagan S,Nicolas P,Grassi J,Pradelles P

更新日期：1989-01-01 00:00:00