Hormonal effects of high dose naloxone in humans.

abstract：:Plasma protein extravasation in the upper airways of anesthetized guinea pigs was measured with the FITC (Fluorescein isothiocyanate)-dextran technique. The effect of selective tachykinin (NK1 and NK2) receptor agonists and antagonists, capsaicin or antigen was studied. The tachykinin NK1 receptor agonist, [Sar9]subst...

journal_title：Neuropeptides

authors： Evangelista S,Paoli S,Giachetti A,Manzini S

更新日期：1997-02-01 00:00:00

abstract：:The effects of forskolin or phorbol-13-myristate (PMA) injected intrathecally (i.t.) or intracerebroventricularly (i.c.v.) on the inhibition of the tail-flick and hotplate responses induced by morphine or beta-endorphin administered i.c.v. were studied. Animals pretreated with forskolin (20 micrograms) i.t. for 10 min...

journal_title：Neuropeptides

authors： Suh HW,Song DK,Sim YB,Chung KM,Kim YH

更新日期：1996-04-01 00:00:00

abstract：:A series of analogues of substance P, where the Met11 residue was replaced by Glu(OCH2CH3), Glu(OBzl) and Hse(CH3), were synthesized in order to investigate the effect on agonist activity of modifications at the C-terminal residue. The biological activities in the guinea-pig ileum assay (NK1 receptor) and rat [text sa...

journal_title：Neuropeptides

authors： Poulos C,Antoniou M,Patacchini R,Maggi CA,Pegoraro S,Rovero P

更新日期：1994-07-01 00:00:00

abstract：:Various studies have shown a relationship between nerves and bones. Recent evidence suggests that both sensory and sympathetic nerves affect bone metabolism; however, little is known about how neuropeptides are involved in the differentiation of pluripotent stem cells into osteoblastic (OB) cells. To evaluate the puta...

journal_title：Neuropeptides

authors： Nagao S,Goto T,Kataoka S,Toyono T,Joujima T,Egusa H,Yatani H,Kobayashi S,Maki K

更新日期：2014-12-01 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：:Galanin (GAL) is known to stimulate feeding behavior. This peptide has different properties and functions from other feeding stimulants, e.g., neuropeptide Y and agouti-related protein. Hypothalamic GAL is relatively unresponsive to food deprivation and to changes in corticosterone, glucose utilization, dietary carboh...

journal_title：Neuropeptides

authors： Leibowitz SF

更新日期：2005-06-01 00:00:00

abstract：:We have found that Neuropeptide Y is colocalized with enkephalin in bovine adrenal chromaffin cells. The two peptides can be found in the same granules in those cells where they coexist. These cells correspond to the adrenergic subpopulation of chromaffin cells since they contain the epinephrine synthetic enzyme, phen...

journal_title：Neuropeptides

authors： Pruss RM,Mezey E,Forman DS,Eiden LE,Hotchkiss AJ,DiMaggio DA,O'Donohue TL

更新日期：1986-05-01 00:00:00

abstract：:Accumulating evidence suggests that blood borne hormones modulate brain mechanisms regulating blood pressure. This appears to be mediated by the circumventricular organs which are located in the walls of the brain ventricular system and lack the blood-brain barrier. Recent evidence shows that neurons of the circumvent...

journal_title：Neuropeptides

authors： Ufnal M,Skrzypecki J

更新日期：2014-04-01 00:00:00

abstract：:The effects of H-Phe-Ile-Tyr-His-Ser-Tyr-Lys-OH, a hypothalamic heptapeptide with weak CRF activity were investigated on the in vitro uptake and release of radiolabelled dopamine (DA), noradrenaline (NA) and serotonin (5-HT) in rat brain hypothalamic slices. In a doses of 5 X 10(-6) M and 10(-5) M the heptapeptide sig...

journal_title：Neuropeptides

authors： Telegdy G,Vécsei L,Coy DH,Schally AV

更新日期：1984-05-01 00:00:00

abstract：:Opiates have been shown to affect prolactin secretion directly at the pituitary level. However, opiate binding sites have not been characterized on anterior pituitary tissue. In the present work we show that a soluble factor present in anterior pituitary membrane preparation inhibit opiate binding on striatal membrane...

journal_title：Neuropeptides

authors： Rotten D,Leblanc P,Kordon C,Weiner RI,Enjalbert A

更新日期：1986-11-01 00:00:00

abstract：:CSF methionine and leucine enkephalins were measured by high performance liquid chromatography and radioimmunoassay in diabetic patients with painful neuropathy (n = 22) and painless neuropathy (n = 5), and non-diabetic subjects with low back pain (n = 11). Wide variations in CSF enkephalin levels were found and they ...

journal_title：Neuropeptides

authors： Chan AW,Macfarlane IA,Masson EA,Bowsher D,Morley JS,Venn RF

更新日期：1992-06-01 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：:Exercise at different intensities is able to induce different physical and psychological statuses of the subjects. The β-endorphin (β-EP) in central nervous system is thought to play an important role in physical exercise. However, its expression patterns and physiological effects in the central nuclei under different...

journal_title：Neuropeptides

authors： Xue L,Sun J,Zhu J,Ding Y,Chen S,Ding M,Pei H

更新日期：2020-08-01 00:00:00

abstract：:The effects of graded amounts of centrally injected [intracerebroventricular, i.c.v.] oxytocin [OXT] have been studied on the steady-state level and pargyline-induced accumulation of serotonin [5-HT] in the hypothalamus, mesencephalon and dorsal hippocampus of rats. OXT only weakly affected the steady-state level of 5...

journal_title：Neuropeptides

authors： Schwarzberg H,Kovács GL,Telegdy G

更新日期：1984-03-01 00:00:00

abstract：:Microchemotaxis chambers were used to investigate whether one aspect of ciliary neurotrophic factor CNTF's role as a lesion factor might be to promote the initial early recruitment of macrophages, which express the signal transducing receptor components, gp130 and LIFRbeta. CNTFRalpha alone, or in combination with CNT...

journal_title：Neuropeptides

authors： Kobayashi H,Mizisin AP

更新日期：2000-12-01 00:00:00

abstract：OBJECTIVE:Potential physiological correlates of stress and the role of stress neuropeptides, other than those of the hypothalamic-pituitary-adrenal axis, in critical illness have not been addressed. We investigated: (a) serum levels of stress neuropeptides (ACTH, substance P (SP), neuropeptide Y (NPY), cortisol, prolac...

journal_title：Neuropeptides

authors： Mpouzika MD,Papathanassoglou ED,Giannakopoulou M,Bozas E,Middleton N,Boti S,Patiraki EI,Karabinis A

更新日期：2013-02-01 00:00:00

abstract：:The present study was planned to evaluate role of tachykinins (TKs) and neurokinin (NK) receptors in the regulation of gastric motility in sheep. We examined the effects of intravenous (i.v.) injection of neurokinin A (NKA) and substance P (SP) on motility of the rumen, omasum, and abomasum in conscious sheep and the ...

journal_title：Neuropeptides

authors： Oh-ishi T,Shimoda T,Hayashi H,Onaga T

更新日期：2013-02-01 00:00:00

abstract：:Somatostatin is a neuropeptide that in several experimental models of epilepsy has been suggested to modulate epileptic activity. The purpose of the present study was to investigate the role of somatostatin in seizure phenomena. We measured the somatostatin-like immunoreactivity (SLI) by radioimmunoassay of the cister...

journal_title：Neuropeptides

authors： Pitkänen A,Jolkkonen J,Honkanen KL,Riekkinen P

更新日期：1987-01-01 00:00:00

abstract：:Pituitary adenylate cyclase-activating polypeptide (PACAP-27) was incubated in a tyrosine hydroxylase (TyrOH) assay with a homogenate preparation of the nucleus accumbens of the rat. TyrOH activity was determined in vitro by measuring the production of L-dopa with HPLC-ECD. Only in the presence of adenosine nucleotide...

journal_title：Neuropeptides

authors： Moser A,Scholz J,Gänsle A

更新日期：1999-12-01 00:00:00

abstract：:The neuropharmacological actions of the agonist analog D-Trp-6-LH-RH were investigated in several tests after subcutaneous administrations to male mice. The doses applied were in the range 1-1000 micrograms/kg. D-Trp-6-LH-RH doses of 10 micrograms/kg and higher induced significant analgesic effects in the hot-plate an...

journal_title：Neuropeptides

authors： Kádár T,Telegdy G,Schally AV

更新日期：1990-10-01 00:00:00

abstract：:Brain insulin receptors adsorb to and are recoverable from wheat germ agglutinin-agarose (WGA) columns. Similar results are obtained using dissuccinimidyl suberate (DSS)-crosslinked receptors or photo-affinity labeled receptors. WGA can be used for partial purification of brain insulin receptors provided the appropria...

journal_title：Neuropeptides

authors： Shemer J,LeRoith D

更新日期：1987-01-01 00:00:00

abstract：:The neurokinin-1 (NK-1) receptor interacts with peptides that belong to the tachykinin family. NK-1 is inducible in bone marrow (BM) stroma. In neural cells, its expression is high to constitutive. Screening of three cDNA libraries indicated that this different in NK-1 expression in neural and BM cells could not be ex...

journal_title：Neuropeptides

authors： Bandari PS,Qian J,Yehia G,Seegopaul HP,Harrison JS,Gascon P,Fernandes H,Rameshwar P

更新日期：2002-02-01 00:00:00

abstract：:Amylin (AMY) is a member of calcitonin family of peptides. In this study, the effects of intrathecal (i.t) injection of AMY on the inflammatory pain and on the cAMP accumulation in the rat spinal cells were investigated. By using AMY receptor antagonists, we also studied the pharmacology of AMY receptors in the spinal...

journal_title：Neuropeptides

authors： Khoshdel Z,Takhshid MA,Owji AA

更新日期：2016-06-01 00:00:00

abstract：OBJECTIVE:To explore the orexinergic pathway from the lateral hypothalamus (LHA) to the nucleus accumbens (NAc) and its regulation on the palatable food intake. METHODS:Fluorescent gold retrograde tracing combined with fluoro-immunohistochemical staining were used to observe the projection of orexinergic neurons from ...

journal_title：Neuropeptides

authors： Liu X,Gao S,Zhang N,Jin T,Sun X,Luan X,Xu L,Guo F

更新日期：2020-04-01 00:00:00

abstract：:The biological and immunological properties of insulin-like material produced by brain cells from 12 day old mice, cultured in serum-free media were examined. Differences were seen in the rate of appearance, relative amounts and behaviour on HPLC between immunoreactive and biologically active insulin-like material. Ex...

journal_title：Neuropeptides

authors： Birch NP,Christie DL,Renwick AG

更新日期：1987-05-01 00:00:00

abstract：:Bone cancer pain (BCP) is a common source of pain in patients with advanced stage and metastatic cancer; however, existing treatment for this kind of pain remains deficient. Being closely related to sensory change and inflammatory pain in both the central and peripheral nervous systems, endothelin A receptor (ETAR) pl...

journal_title：Neuropeptides

authors： Han MM,Yang CW,Cheung CW,Li J

更新日期：2018-04-01 00:00:00

abstract：:Orexins are neuropeptides that are localized to neurons in the lateral and dorsal hypothalamus but its receptors are distributed to many different regions of the central nervous system. Orexins are implicated in a variety of physiological functions including sleep regulation, energy homeostats, and stress reactions. F...

journal_title：Neuropeptides

authors： Toyama S,Shimoyama N,Shimoyama M

更新日期：2017-02-01 00:00:00

abstract：:Gestational cocaine treatment in rat dams results in decreased oxytocin (OT) levels, up-regulated oxytocin receptor (OTR) binding density and decreased receptor affinity in the whole amygdala, all concomitant with a significant increase in maternal aggression on postpartum day six. Rat dams with no gestational drug tr...

journal_title：Neuropeptides

authors： Jarrett TM,McMurray MS,Walker CH,Johns JM

更新日期：2006-06-01 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：:The 36-amino-acid peptide, neuropeptide Y (NPY), is the most abundant peptide in the rat brain. When administered into the brain, NPY produces a variety of physiological actions including a pronounced stimulation of feeding in satiated rats. Elevations in hypothalamic NPY have been reported after food deprivation and ...

journal_title：Neuropeptides

authors： Gehlert DR

更新日期：1999-10-01 00:00:00