Involvement of the central serotoninergic system in the changes of leu-enkephalin level in discrete rat brain areas.

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：:In situ hybridisation histochemistry was used to study the effect of intra-peritoneal reserpine administration on messenger RNA (mRNA) levels in the locus coeruleus (LC) of the rat. 48h after injection, levels of mRNA encoding tyrosine hydroxylase (TH) and neuropeptide Y (NPY) in the LC increased to approximately 250%...

journal_title：Neuropeptides

authors： Foster OJ,Biswas S,Lightman SL

更新日期：1991-03-01 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

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：:Neurokinin A (NKA) and substance P (SP) are often co-localized in small sensory neurons and have been suggested to subserve similar roles. We have now compared tissue levels of NKA and SP in rat cervical dorsal root ganglia with those in the central and peripheral terminations of the same neurons. We found that NKA co...

journal_title：Neuropeptides

authors： Bakhle YS,Bell C

更新日期：1995-04-01 00:00:00

abstract：:This study investigated the nature of the cholecystokinin-like immunoreactivity (CCKLI) in the dorsal horn of the rat spinal cord. Indeed, using the same antiserum, no variation of radioimmunoassayable CCKLI in the dorsal horn of rats treated neonatally with capsaicin could be seen, whereas the density of immunoreacti...

journal_title：Neuropeptides

authors： Zouaoui D,Benoliel JJ,Conrath M,Cesselin F

更新日期：1990-12-01 00:00:00

abstract：:The level of opioid peptides in several brain areas and in the pituitary was estimated in WAG/Rij rats, which are considered to be a genetic animal model for human absence epilepsy. In comparison with three groups of non-epileptic controls, these epileptic rats had an elevated level of the proenkephalin-derived peptid...

journal_title：Neuropeptides

authors： Lasoń W,Przewłocka B,Van Luijtelaar EL,Coenen AM,Przewłocki R

更新日期：1992-03-01 00:00:00

abstract：:The intracerebrally administered dynorphin-B produced not only an antinociceptive response but a motor dysfunction such as "barrel-rolling", circling, jumping or ataxia in mice. These two effects were observed in a same dose range. Both responses were also produced by a nonopioid fragment, des-Tyr-dynorphin-B. Bestati...

journal_title：Neuropeptides

authors： Nakazawa T,Ikeda M,Kaneko T,Yamatsu K,Kitagawa K,Kiso Y

更新日期：1989-05-01 00:00:00

abstract：:Ghrelin (gh) is a peptide hormone that may affect learning and memory. There is some evidence that ghrelin can have antiepileptic effects. So we decided to investigate the possible effects of ghrelin on spatial memory following PTZ-induced seizures in male rats. Ninety male rats were divided into 9 groups including co...

journal_title：Neuropeptides

authors： Babri S,Amani M,Mohaddes G,Mirzaei F,Mahmoudi F

更新日期：2013-10-01 00:00:00

abstract：:Plasma levels of ghrelin, an orexigenic peptide, are increased during conditions of chronic starvation, such as in patients with anorexia nervosa. However, it is not known whether such increase can be related to the number of preproghrelin mRNA-expressing cells in the stomach, and if chronic starvation may activate a ...

journal_title：Neuropeptides

authors： François M,Barde S,Achamrah N,Breton J,do Rego JC,Coëffier M,Hökfelt T,Déchelotte P,Fetissov SO

更新日期：2015-06-01 00:00:00

abstract：:In the hot plate test the intracerebroventricular (i.c.v.) injection of oxytocin produced a significant decrease in nociception, starting from the dose of 1 microgram/rat. A comparable effect was obtained with 10-200 times higher intraperitoneal (i.p.) doses. The i.c.v. injection of the oxytocin antagonist d(CH2)5-Tyr...

journal_title：Neuropeptides

authors： Arletti R,Benelli A,Bertolini A

更新日期：1993-03-01 00:00:00

abstract：:We have used [3H]Senktide, a selective Neurokinin B receptor ligand, for the characterization of NK-3 receptors in rat and guinea pig CNS membranes. Scatchard analysis of saturation binding studies in cerebral cortex membranes indicated that this ligand bound to a single site with apparent high affinity (KD = 4.6 +/- ...

journal_title：Neuropeptides

authors： Renzetti AR,Barsacchi P,Criscuoli M,Lucacchini A

更新日期：1991-03-01 00:00:00

abstract：:Nitric oxide (NO) donors induce delayed headaches in migraineurs. In a corresponding rat model NO donors cause delayed ongoing activity in central trigeminal neurons which process intracranial afferent input. Cellular models indicate that NO may increase the release or production of calcitonin gene-related peptide (CG...

journal_title：Neuropeptides

authors： Eberhardt M,Neeb L,Vogel EM,Tiegs G,Reuter U,Messlinger K,Fischer MJ

更新日期：2009-12-01 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：:Inoculation of rats at the tail-base with Mycobacterium led to arthritic swelling and inflammation of all four limbs. Immunoreactive (ir)-dynorphin (DYN) increased in anterior but not neurointermediate pituitary. In the brain, only thalamus showed a rise and, in spinal cord, a large elevation was seen. Ir-vasopressin ...

journal_title：Neuropeptides

authors： Millan MJ,Millan MH,Pilcher CW,Colpaert FC,Herz A

更新日期：1985-02-01 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：: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：:There is now unequivocal evidence that the angiotensin-converting enzyme 2(ACE2)-Ang-(1-7)-Mas axis is a key component of the renin-angiotensin system (RAS) cascade, which is closely correlated with ischemic insult occurrence. Our previous studies demonstrated that the Ang-(1-7), was an active member of the brain RAS....

journal_title：Neuropeptides

authors： Lu J,Jiang T,Wu L,Gao L,Wang Y,Zhou F,Zhang S,Zhang Y

更新日期：2013-10-01 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：:Available data concerning the effect of oxytocin on memory are often inconsistent. In the present study it was found that oxytocin, intracerebroventricularly injected to adult male rats in a dose range of 1 fg-10 ng/rat immediately after a 5-minute encounter with a juvenile, significantly reduces the social investigat...

journal_title：Neuropeptides

authors： Benelli A,Bertolini A,Poggioli R,Menozzi B,Basaglia R,Arletti R

更新日期：1995-04-01 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：:Cocaine-regulated and amphetamine-regulated transcript (CART) is a neuropeptide with reported neuroprotective effects in ischemic cerebral injury. However, its mechanism has not yet been elucidated. Herein, we investigated the role and mechanism of CART in synaptic plasticity in neurons after ischemic cerebral stroke....

journal_title：Neuropeptides

authors： Zhang Z,Cao X,Bao X,Zhang Y,Xu Y,Sha D

更新日期：2020-06-01 00:00:00

abstract：:The present study is designed to elucidate the involvement of neuronal mechanisms in corticotropin-releasing factor (CRF)-induced anti-oedema effects. Oedema was induced in the rat hind paw by subcutaneous injection of 3 nmol of serotonin (5-HT). A single dose of CRF (9.4, 37.5 or 75 pmol) was given either ipsilateral...

journal_title：Neuropeptides

authors： Veraksits A,Bileviciute-Ljungar I,Maaroos J,Vasar E,Lundeberg T

更新日期：2000-04-01 00:00:00

abstract：:We have evaluated the peripheral blood natural killer (NK) cell activity and the in vitro effect of recombinant gamma-interferon (r gamma-IFN) on NK cell activity in 23 patients with a neuroendocrine tumour of the pancreas, small intestine or liver, and 23 healthy controls. Patients with a gastrinoma showed a NK cell ...

journal_title：Neuropeptides

authors： Aparicio-Pagés MN,Verspaget HW,Peña AS,Jansen JB,Lamers CB

更新日期：1991-09-01 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：:Neuropeptide Y (NPY) neurons abundantly innervate the hypothalamus, where NPY is involved in the regulation and integration of a broad range of homeostatic functions. In order to understand NPY-mediated behavioral, autonomic and neuroendocrine effects, it is important to characterize in detail the distribution of the ...

journal_title：Neuropeptides

authors： Fetissov SO,Kopp J,Hökfelt T

更新日期：2004-08-01 00:00:00

abstract：:PTHrP and its receptor PTHR1 are found in the CNS and peripheral nervous system. The presence of PTHrP mRNA has been detected in the superior cervical ganglion (SCG), but there are no data on the cellular distribution of PTHrP and PTHR1 in the SCG. Although it is known that ovarian activity and reproductive status inf...

journal_title：Neuropeptides

authors： Filipović N,Vrdoljak M,Vuica A,Jerić M,Jeličić Kadić A,Utrobičić T,Mašek T,Grković I

更新日期：2014-12-01 00:00:00

abstract：:Considerable evidence supports the existence of modulatory interactions between cholecystokinin and dopamine in the striatum. In order to explore further the nature of such interactions, the anatomical localization of CCK receptors in rat striatum was investigated autoradiographically following selective lesions. Infu...

journal_title：Neuropeptides

authors： Beresford IJ,Hall MD,Clark CR,Hill RG,Hughes J,Sirinathsinghji DJ

更新日期：1987-08-01 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