Study of the N-terminal part of peptidic selective NPFF₂ agonists.

abstract：:The major amyloid-beta (Abeta) peptides found in the brain of familial and late onset Alzheimer's disease include the full-length Abeta1-42 and N-terminally truncated, pyroglutamylated peptides Abetap3-42 and Abetap11-42. The biophysical properties of Abeta1-42 have been extensively studied, yet little is known about ...

journal_title：Peptides

authors： Sanders HM,Lust R,Teller JK

更新日期：2009-05-01 00:00:00

abstract：:Members of the neprilysin family of neutral endopeptidases (M13) are typically membrane-bound enzymes known to be involved in the extra-cellular metabolism of signalling peptides and have important roles during mammalian embryogenesis. In this study we show that membranes prepared from embryos of Drosophila melanogast...

journal_title：Peptides

authors： Bland ND,Thomas JE,Audsley N,Shirras AD,Turner AJ,Isaac RE

更新日期：2007-01-01 00:00:00

abstract：:Given the importance of G-protein coupled receptors in the regulation of many physiological functions, deciphering the relationships between genotype and phenotype in past and present hominin GPCRs is of main interest to understand the evolutionary process that contributed to the present-day variability in human trait...

journal_title：Peptides

authors： Mata X,Renaud G,Mollereau C

更新日期：2019-12-01 00:00:00

abstract：:The effects of hypergravity on the gene expression of the hypothalamic feeding-related neuropeptides in sham-operated (Sham) and vestibular-lesioned (VL) mice were examined by in situ hybridization histochemistry. Corticotrophin-releasing hormone (CRH) in the paraventricular nucleus was increased significantly in Sham...

journal_title：Peptides

authors： Sonoda S,Yoshimura M,Abe C,Morita H,Ueno H,Motojima Y,Saito R,Maruyama T,Hashimoto H,Tanaka Y,Ueta Y

更新日期：2018-07-01 00:00:00

abstract：:The distribution of the VIP containing structures was studied in the gut and in the paravertebral sympathetic ganglia of the quail and chick embryos by immunocytochemistry. In the gut, development of peptidergic nerves followed a craniocaudal gradient. Immunoreactive fibres were first visible in the oesophagus at day ...

journal_title：Peptides

authors： Fontaine-Perus J

更新日期：1984-03-01 00:00:00

abstract：:We applied computational biology to identify the linear amino acid sequence recognized by a mouse monoclonal antibody raised against the full length HPV16 E7 oncoprotein. Computer-assisted search for the epitopic peptide used two parameters: the capability of E7 peptides to bind to MHC class II molecules, and the simi...

journal_title：Peptides

authors： Kanduc D,Lucchese A,Mittelman A

更新日期：2001-12-01 00:00:00

abstract：:Alzheimer's disease is one of the most common dementia among elderly worldwide. There is no therapeutic drugs until now to treat effectively this disease. One main reason is due to the poorly understood mechanism of Aβ peptide aggregation, which plays a crucial role in the development of Alzheimer's disease. It remain...

journal_title：Peptides

authors： Tran L,Ha-Duong T

更新日期：2015-07-01 00:00:00

abstract：:The present study investigated the effects of neuropeptide Y (NPY) on food intake and body temperature (Tbo) in free-feeding unrestrained rats following injection into the medial hypothalamic paraventricular nucleus (PVN) or the lateral perifornical hypothalamus (PFH). NPY (78-235 pmol) or saline was infused unilatera...

journal_title：Peptides

authors： Currie PJ,Coscina DV

更新日期：1995-01-01 00:00:00

abstract：:Treatment of cultured rat hepatocytes with cyclosporin A (0.01-1 microM) for 24, 48, or 72 h in the presence of insulin and epidermal growth factor induced an inhibition on cell proliferation in a time- and concentration-dependent manner, with an IC50 = 0.05 microM CsA corresponding to 48-h treatment. The inhibitory e...

journal_title：Peptides

authors： Rodriguez-Henche N,Román ID,Fueyo J,Menor C,Zueco JA,Prieto JC,Guijarro LG

更新日期：1998-01-01 00:00:00

abstract：:Neurotensin-like immunoreactive neuronal perikarya, fibers and terminals in in the rat hypothalamus were investigated by light and electron microscopic immunocytochemistry. Distributional density and pattern of these elements were clarified. Fine structure of immunoreactive neuronal perikarya with respect to developme...

journal_title：Peptides

authors： Ibata Y,Kawakami F,Fukui K,Okamura H,Obata-Tsuto HL,Tsuto T,Terubayashi H

更新日期：1984-01-01 00:00:00

abstract：:It has been proved that input of specific electroacupuncture (EA) can activate beta-endorphin(beta-EP)ergic and noradrenergic neurons projecting to the rostral ventrolateral medulla (RVL), the latter acting upon the RVL-GABAergic interneurons, thereby produce depressor effect. The present study further shows that: (1)...

journal_title：Peptides

authors： Ku YH,Chang YZ

更新日期：2001-09-01 00:00:00

abstract：:The relaxant effect of a novel VIP analog, [Arg15,20,21Leu17]-VIP-Gly-Lys-Arg-NH2 was compared with that of the original VIP in the same guinea pig trachea precontracted by carbachol in vitro. The VIP analog caused significantly and concentration-dependent relaxation similarly to the original VIP. In contrast to the o...

journal_title：Peptides

authors： Yoshihara S,Lindén A,Kashimoto K,Watanabe S

更新日期：1998-01-01 00:00:00

abstract：:Peptides of the adipokinetic hormone (AKH)/red pigment-concentrating hormone (RPCH) family were isolated and sequenced from the retrocerebral corpora cardiaca of four kissing bugs which are all vectors of the protozoan Trypanosoma cruzi responsible for Chagas' disease. The sequence of three novel AKHs were deduced fro...

journal_title：Peptides

authors： Marco HG,Simek P,Clark KD,Gäde G

更新日期：2013-03-01 00:00:00

abstract：:There is growing evidence of the antimicrobial properties of histones and histone-derived peptides; however, most of them are specific to lysine (Lys)-rich histones (H1, H2A, and H2B). In the present study, we focused on arginine (Arg)-rich histones (H3 and H4) and investigated their antimicrobial properties in compar...

journal_title：Peptides

authors： Tagai C,Morita S,Shiraishi T,Miyaji K,Iwamuro S

更新日期：2011-10-01 00:00:00

abstract：:To determine the functional role for and the pharmacological specificity of developing gastrointestinal CCK receptors, in vitro pyloric contractility and autoradiographic CCK receptor binding were examined in pups aged 1-20 days. CCK contracted the gastroduodenal junction at all ages, while nonsulfated CCK-8 (d-CCK) w...

journal_title：Peptides

authors： Schwartz GJ,Moran TH,McHugh PR

更新日期：1990-11-01 00:00:00

abstract：:We assessed the plasma acyl ghrelin (AG), unacyl ghrelin (UAG), and total ghrelin (TGhr) levels in Chinese adults with pre-diabetes and newly diagnosed diabetes mellitus (NDDM) after an oral glucose tolerance test (OGTT), and abdominal subcutaneous fat area and visceral fat area (VFA) were measured. Fasting AG level w...

journal_title：Peptides

authors： Huang L,Tong Y,Zhang F,Yang Q,Li D,Xie S,Li Y,Cao H,Tang L,Zhang X,Tong N

更新日期：2014-10-01 00:00:00

abstract：:Immunohistochemical localization of Met-enkephalin, Met-enkephalin-Arg6-Gly7-Leu8, Met-enkephalin-Arg6-Phe7 and Leu-enkephalin was studied in human adrenal medulla and pheochromocytomas at the light and electron microscopic levels. Both adrenal medulla and pheochromocytomas (4 adrenal, 1 extra-adrenal) showed scattere...

journal_title：Peptides

authors： Osamura RY,Watanabe K,Yoshimasa T,Nakao K,Imura H

更新日期：1984-09-01 00:00:00

abstract：:The occurrence of neuropeptides in the frontal ganglia of larvae of the tobacco hawkmoth, Manduca sexta, the tomato moth, Lacanobia oleracea and the cotton leafworm, Spodoptera littoralis was investigated using reversed-phase high performance liquid chromatography (RP-HPLC), matrix-assisted laser desorption time of fl...

journal_title：Peptides

authors： Audsley N,Matthews J,Weaver RJ

更新日期：2005-01-01 00:00:00

abstract：:The definitive function of pancreatic polypeptide in mammalian physiology remains unknown. The identification of specific PP target tissues should be helpful to further investigations into the possible regulatory actions of this peptide. An in vivo radioreceptor assay was used in the rat to locate potential binding si...

journal_title：Peptides

authors： Shetzline MA,Zipf WB,Nishikawara MT

更新日期：1998-01-01 00:00:00

abstract：:The very first step in the study of the endocrine control of insect molting was taken in 1922. Stefan Kopec characterized a factor in the brain of the gypsy moth, Lymantria dispar which appeared to be essential for metamorphosis. This factor was later identified as the neuropeptide prothoracicotropic hormone (PTTH), t...

journal_title：Peptides

authors： Marchal E,Vandersmissen HP,Badisco L,Van de Velde S,Verlinden H,Iga M,Van Wielendaele P,Huybrechts R,Simonet G,Smagghe G,Vanden Broeck J

更新日期：2010-03-01 00:00:00

abstract：:The functions of leptin receptors (LRs) are cell-type specific. At the blood-brain barrier, LRs mediate leptin transport that is essential for its CNS actions, and both endothelial and astrocytic LRs may be involved. To test this, we generated endothelia specific LR knockout (ELKO) and astrocyte specific LR knockout (...

journal_title：Peptides

authors： Hsuchou H,Kastin AJ,Tu H,Markadakis EN,Stone KP,Wang Y,Heymsfield SB,Chua SS Jr,Obici S,Magrisso IJ,Pan W

更新日期：2011-07-01 00:00:00

abstract：:Pituitary adenylate cyclase-activating peptide (PACAP) is a neuropeptide with strong bronchodilator capacity, present in the human airways. There is recent evidence that PACAP decreases the release of proinflammatory cytokines. We have previously shown that PACAP inhibits neutrophil chemotaxis, but altogether little i...

journal_title：Peptides

authors： Kinhult J,Egesten A,Uddman R,Cardell LO

更新日期：2002-10-01 00:00:00

abstract：:The effects of proadrenomedullin N-terminal 20 peptide (PAMP) and adrenotensin (ADT) on adrenomedullin (ADM)-induced vasodilation were investigated in aortic rings from rat. ADM (10(-9) to 10(-7)M) relaxed the aorta preconstricted with phenylephrine in a concentration-dependent manner. Denudation of endothelium or pre...

journal_title：Peptides

authors： Li J,Ren Y,Dong X,Zhong G,Wu S,Tang C

更新日期：2003-04-01 00:00:00

abstract：:The peptide IIAEK derived from beta-lactoglobulin has a hypocholesterolemic activity greater than that of beta-sitosterol. To create food proteins with multiple copies of this valuable peptide sequence, we introduced tandem multimers of the nucleotide sequence encoding the peptide into DNA regions corresponding to the...

journal_title：Peptides

authors： Prak K,Maruyama Y,Maruyama N,Utsumi S

更新日期：2006-06-01 00:00:00

abstract：:Mate attraction in Aplysia involves the long-distance water-borne protein pheromones attractin, enticin, and temptin which are released during egg-laying. Other water-borne pheromones are predicted to act in concert with attractin, enticin, and temptin, but their identities were unknown. We recently identified a highl...

journal_title：Peptides

authors： Cummins SF,Nichols AE,Warso CJ,Nagle GT

更新日期：2005-03-01 00:00:00

abstract：:Parathyroid hormone (PTH) has been shown to have actions within the brain, suggesting the presence of central PTH receptors. This possibility was examined by determining the binding of 125I-labeled [Nle8,18,Tyr34]bovine PTH to the plasma membranes of rat and rabbit brains. Specific binding of the tracer to membranes o...

journal_title：Peptides

authors： Harvey S,Hayer S

更新日期：1993-11-01 00:00:00

abstract：:The immunoregulatory role of methionine-enkephalin (Met-enk) is well studied in mammals, but has not been explored in ectotherms despite the fact that this peptide is highly conserved in vertebrates. The present study demonstrates the diverse effects of Met-enk depending on its concentration and specific function of s...

journal_title：Peptides

authors： Singh R,Rai U

更新日期：2009-06-01 00:00:00

abstract：:In sheep, arginine vasopressin (AVP) and corticotropin-releasing factor (CRF) stimulate adrenocorticotropic hormone (ACTH) secretion. Increased hypothalamic secretion of these peptides at the end of gestation initiates parturition in this species. We hypothesized that CRF and/or AVP content in the fetal hypothalamus i...

journal_title：Peptides

authors： Saoud CJ,Wood CE

更新日期：1996-01-01 00:00:00

abstract：:alpha-MSH immunoreactive peptides were fractionated and characterized in rat and human brain and rat pituitary by reversed phase high pressure liquid chromatographic techniques. alpha-MSH and deacetylated alpha-MSH were two major naturally existing peptides in both brain and pituitary gland. Subsequent experiments exa...

journal_title：Peptides

authors： O'Donohue TL,Handelmann GE,Chaconas T,Miller RL,Jacobowitz DM

更新日期：1981-10-01 00:00:00

abstract：:Opiate alkaloids and opioid peptides have been shown to suppress plasma LH and FSH levels via a naloxone sensitive mechanism in several species including man. Three subtypes of opiate receptors have been characterized: mu, delta and kappa. The present study was designed to investigate their role in gonadotropin releas...

journal_title：Peptides

authors： Pfeiffer DG,Pfeiffer A,Shimohigashi Y,Merriam GR,Loriaux DL

更新日期：1983-09-01 00:00:00