Antifungal properties of Canavalia ensiformis urease and derived peptides.

abstract：:Opioid receptor binding properties of [3H]Tyr-D-Ala-Phe-Phe-NH2 (TAPP) were characterized in rat brain and Chinese hamster ovary (CHO) cells expressing the rat mu-receptor. In rat brain, [3H]TAPP labeled a single class of opioid sites with a dissociation constant (Kd) of 0.31 nM and maximal number of binding sites (Bm...

journal_title：Peptides

authors： Spetea M,Otvös F,Tóth G,Nguyen TM,Schiller PW,Vogel Z,Borsodi A

更新日期：1998-01-01 00:00:00

abstract：:We produced and characterized three anti-C-flanking peptides of neuropeptide Y (CPON) monoclonal antibodies. The Ka for these antibodies ranged from 0.4 to 0.8 x 10(8) l/mol with an IC50 for CPON(1-30) at about 20 nM as determined by ELISA. All these antibodies are IgG1 and recognize the 16-30 part of CPON. These anti...

journal_title：Peptides

authors： Grouzmann E,Alvarez-Bolado G,Meyer C,Osterheld MC,Burnier M,Brunner HR,Waeber B

更新日期：1994-01-01 00:00:00

abstract：:Most small peptide hormones and neurotransmitters are highly flexible, conformationally labile molecules in aqueous and other environments. Thus efforts to determine the relationships between conformational properties of these peptides in aqueous and other solvents and their biological activities at membrane receptors...

journal_title：Peptides

authors： Hruby VJ,Mosberg HI

更新日期：1982-05-01 00:00:00

abstract：:Originally characterized in terms of its gastric acid inhibitory properties, GIP (gastric inhibitory polypeptide) expressed in the upper small intestine, was subsequently shown to exert strong glucose-dependent insulin-releasing properties. This action is generally attributed to GIP(1-42) and, so far, no evidence for ...

journal_title：Peptides

authors： Fehmann HC,Göke B

更新日期：1995-01-01 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 insect kinin neuropeptides have been implicated in the regulation of water balance, digestive organ contraction, and energy mobilization in a number of insect species. A previous solution conformation study of an active, restricted-conformation cyclic analog, identified two possible turn conformations as the likel...

journal_title：Peptides

authors： Nachman RJ,Zabrocki J,Olczak J,Williams HJ,Moyna G,Ian Scott A,Coast GM

更新日期：2002-04-01 00:00:00

abstract：:Prader-Willi syndrome is characterized by dramatic hyperphagia and morbid obesity, and is associated with a deficiency in basal and meal-stimulated serum pancreatic polypeptide (PP) levels. Intravenous infusions of pancreatic polypeptide (90 min, 50 pmol/kg/h) restored normal serum PP levels, and a regimen of morning ...

journal_title：Peptides

authors： Berntson GG,Zipf WB,O'Dorisio TM,Hoffman JA,Chance RE

更新日期：1993-05-01 00:00:00

abstract：:Recently two hypothalamic releasing factors have been isolated, sequenced and synthesized: corticotropin-releasing factor (CRF) from sheep and rat hypothalami; and growth hormone-releasing factor (GH-RF) from tumors in human pancreas (hpGH-RF) and from rat hypothalami (rhGH-RF). Their biological potencies were tested ...

journal_title：Peptides

authors： Vigh S,Schally AV

更新日期：1984-01-01 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：:Suppression subtractive hybridization comparing brains from diapausing and nondiapausing pupae of the flesh fly, Sarcophaga crassipalpis, suggested that the gene encoding neuropeptide-like precursor 4 (Nplp4) was uniquely expressed during diapause. We have sequenced the full-length cDNA encoding Nplp4 and used Norther...

journal_title：Peptides

authors： Li A,Rinehart JP,Denlinger DL

更新日期：2009-03-01 00:00:00

abstract：:Dispersed cells from chicken brain and liver were found to possess cell surface binding sites for 125I-neurotensin (125I-NT). Scatchard analyses indicated the presence of high affinity (K4, 25-80 pM) and low affinity (Kd, 250-450 pM) components in adult tissues. Binding capacity was reduced 25-40% by incubation with p...

journal_title：Peptides

authors： Mitra SP,Carraway RE

更新日期：1997-01-01 00:00:00

abstract：:Guanylyl cyclases (GC) are widely distributed enzymes that signal via the production of the second messenger cGMP. The particulate guanylyl cyclases share a similar topology: an extracellular ligand binding domain and intracellular regulatory kinase-homology and cyclase catalytic domains. The natriuretic peptide recep...

journal_title：Peptides

authors： Schulz S

更新日期：2005-06-01 00:00:00

abstract：:Obestatin is a 23-amino-acid peptide originally regarded as an anorexigenic factor. However, most of the subsequent studies failed to confirm the initially reported anorexigenic properties of obestatin. Obestatin is incapable of crossing the blood brain barrier (BBB), which may affect its biological function. Here, we...

journal_title：Peptides

authors： Ren G,He Z,Cong P,Chen H,Guo Y,Yu J,Liu Z,Ji Q,Song Z,Chen Y

更新日期：2013-04-01 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：:Rhoptries are specialized secretory organelles found in all members of the genus Plasmodium whose proteins have been considered as promising vaccine candidates due to their involvement in cell invasion and the formation of the parasitophorous vacuole (PV). The Plasmodium falciparum Pf34 protein was recently identified...

journal_title：Peptides

authors： Arévalo-Pinzón G,Curtidor H,Vanegas M,Vizcaíno C,Patarroyo MA,Patarroyo ME

更新日期：2010-11-01 00:00:00

abstract：:Guinea pig VIP differs from VIP of several mammals by its amino acids in positions 5, 9, 19 and 26. We tested a) its ability to occupy VIP receptors in liver and lung membranes of rat and guinea pig and in the human lymphoblastic SUP-T1 cell line and b) the ensuing adenylate cyclase stimulation. In liver and lung memb...

journal_title：Peptides

authors： Cauvin A,Buscail L,Gourlet P,De Neef P,Robberecht P,Yanaihara N,Christophe J

更新日期：1991-01-01 00:00:00

abstract：:Previous studies have shown that different calcitonins interact with planar lipid membranes to form ion channels. In this study, glycosylation of eel calcitonin (eCt) at different positions (Ct3-GlcNAc, Ct14-GlcNAc, Ct20-GlcNAc, Ct26-GlcNAc) is shown to preserve molecular structure and slightly change the energy of in...

journal_title：Peptides

authors： Meleleo D,Micelli S,Toma K,Haneda K,Gallucci E

更新日期：2006-04-01 00:00:00

abstract：:Beta-amyloid (Aβ) peptides are secreted from neurons, resulting in extracellular accumulation of Aβ and neurodegeneration of Alzheimer's disease. Because neuronal secretion is fundamental for the release of neurotransmitters, this study assessed the hypothesis that Aβ undergoes co-release with neurotransmitters. Model...

journal_title：Peptides

authors： Toneff T,Funkelstein L,Mosier C,Abagyan A,Ziegler M,Hook V

更新日期：2013-08-01 00:00:00

abstract：:A variant form of the vasoactive intestinal polypeptide (VIP) has been isolated. It was found to consist of a molecule which instead of the C-terminal asparagine amide of VIP has a C-terminal extension of Gly-Lys-Arg. This VIP variant displaces VIP in a VIP receptor assay, reacts with N-terminally-directed antisera in...

journal_title：Peptides

authors： Gafvelin G,Andersson M,Dimaline R,Jörnvall H,Mutt V

更新日期：1988-05-01 00:00:00

abstract：:To determine if insulin-like growth factor (IGF)-1 and -2, FSH, or leptin alter IGF-binding protein (IGFBP)-2, -3, -4, and -5 mRNA levels in bovine granulosa and (or) theca cells, granulosa and theca cells were collected from bovine ovarian follicles, plated for 48 h in 10% FCS and then treated for 24 h in serum-free ...

journal_title：Peptides

authors： Voge JL,Aad PY,Santiago CA,Goad DW,Malayer JR,Allen D,Spicer LJ

更新日期：2004-12-01 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：:Nonmammalian peptides of the tachykinin, bombesin and opioid families, injected into the brain ventricles, potently and specifically affect drinking behaviour of rats and pigeons. These peptides, or at least their counterparts, have been found in the brain of mammals and birds. It has been hypothesized that these endo...

journal_title：Peptides

authors： de Caro G,Massi M

更新日期：1985-01-01 00:00:00

abstract：:Three novel antimicrobial peptides designated ToAMP1, ToAMP2 and ToAMP3 were purified from Taraxacum officinale flowers. Their amino acid sequences were determined. The peptides are cationic and cysteine-rich and consist of 38, 44 and 42 amino acid residues for ToAMP1, ToAMP2 and ToAMP3, respectively. Importantly, acc...

journal_title：Peptides

authors： Astafieva AA,Rogozhin EA,Odintsova TI,Khadeeva NV,Grishin EV,Egorov TsA

更新日期：2012-08-01 00:00:00

abstract：:We recently reported the direct inhibitory effect of adrenomedullin on caecal circular smooth muscle cells via cAMP system. This study was designed to determine whether the structurally related peptides to adrenomedullin (i.e.; calcitonin gene-related peptide (CGRP), calcitonin, and amylin) can inhibit the cholecystok...

journal_title：Peptides

authors： Ochiai T,Chijiiwa Y,Motomura Y,Yasuda O,Harada N,Nawata H

更新日期：2001-06-01 00:00:00

abstract：:High affinity 125I-angiotensin II (Ang II) binding sites were characterized in the canine pancreas. Total binding increased with protein concentration and equilibrium was reached within 60-90 min at 22 degrees C. Specific binding was saturable and averaged 70% of total. Scatchard analysis of binding yielded a KD of 0....

journal_title：Peptides

authors： Chappell MC,Diz DI,Jacobsen DW

更新日期：1992-03-01 00:00:00

abstract：:A novel peptide hormone, atrial natriuretic factor (ANF), was recently isolated and characterized in mammalian atria. This hormone has potent natriuretic diuretic and vasorelaxant activities. Since ANF bioactivity was initially found in atria but not in ventricles, it was assumed that the ANF gene is specifically expr...

journal_title：Peptides

authors： Nemer M,Lavigne JP,Drouin J,Thibault G,Gannon M,Antakly T

更新日期：1986-11-01 00:00:00

abstract：:The prothoracicotropic hormones (PTTH) are cerebral peptides that control insect postembryonic development by stimulating the prothoracic glands to synthesize ecdysteroids. Using immunoaffinity chromatography and SDS-PAGE, a 25.5 kDa big PTTH has been purified from Manduca sexta. Based upon SDS-PAGE and Western blot a...

journal_title：Peptides

authors： Muehleisen DP,Gray RS,Katahira EJ,Thomas MK,Bollenbacher WE

更新日期：1993-05-01 00:00:00

abstract：:Neuropeptide S (NPS) produces several biological actions by activating a formerly orphan GPCR, now named NPS receptor (NPSR). It has been previously demonstrated that NPS stimulates murine leukocyte chemotaxis in vitro. In the present study we investigated the ability of NPS, in comparison with the proinflammatory pep...

journal_title：Peptides

authors： Filaferro M,Novi C,Ruggieri V,Genedani S,Alboni S,Malagoli D,Caló G,Guerrini R,Vitale G

更新日期：2013-01-01 00:00:00

abstract：:Prothymosin alpha (ProTα), a nuclear protein, plays multiple functions including cell survival. Most recently, we demonstrated that the active 30-amino acid peptide sequence/P30 (amino acids 49-78) in ProTα retains its substantial activity in neuroprotection in vitro and in vivo as well as in the inhibition of cerebra...

journal_title：Peptides

authors： Halder SK,Sugimoto J,Matsunaga H,Ueda H

更新日期：2013-05-01 00:00:00

abstract：:In this study we examined the effects of 2% saline loading (S), partial restriction of water consumption (R) or a combination of S or R with dexamethasone (DEX) treatment for 14 days on corticotropin releasing factor (CRF)-41 content of the neurointermediate lobe (NIL) and supraoptic nuclei (SON) of male Wistar rats. ...

journal_title：Peptides

authors： Dohanics J,Linton EA,Lowry PJ,Makara GB

更新日期：1990-01-01 00:00:00