New antibacterial peptide derived from bovine hemoglobin.

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：:Neurotensin exerts its actions in the central nervous system and the periphery through three identified receptors. Two of them, the NTS2 and NTS3, display unusual properties either because of their complex signal transduction mechanisms (NTS2) or because of their structural composition as a non-G-protein-coupled recep...

journal_title：Peptides

authors： Mazella J,Vincent JP

更新日期：2006-10-01 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：:[125I]beta-endorphin bound to high affinity (Kd = 0.25 nM) receptors in the caudal dorsomedial medulla of rats with a Bmax of 97 fmol/mg protein. The relative potency for displacement of [125I]beta-endorphin binding was: beta-endorphin(1-31) > beta-endorphin(1-27) > DAMGO > naloxone > N-acetyl-beta-endorphin(1-31) > U...

journal_title：Peptides

authors： D'Souza MM,Carr JA

更新日期：1998-01-01 00:00:00

abstract：:Acute and chronic effects of gamma-butyrolactone-gamma-carbonyl-histidyl-prolinamide (DN-1417) were investigated on motor activity, dopamine (DA) metabolites and DA receptors in various brain regions of rats. The motor activity, as measured with Automex recorder, was enhanced after a single injection with DN-1417 (20 ...

journal_title：Peptides

authors： Nakahara T,Matsumoto T,Hirano M,Uchimura H,Yokoo H,Nakamura K,Ishibashi K,Hirano H

更新日期：1985-11-01 00:00:00

abstract：:Recent studies have provided evidence for the dense localization of atrial natriuretic factor (ANF) in the anteroventral third ventricle (AV3V) region of the rat brain. This area is currently thought to be involved in the regulation of blood pressure and fluid and electrolyte balance. To investigate whether ANF may pl...

journal_title：Peptides

authors： Sills MA,Nguyen KQ,Jacobowitz DM

更新日期：1985-11-01 00:00:00

abstract：:The corpora cardiaca (CC) of two water bug species, the water boatman Corixa punctata and the saucer bug Ilyocoris cimicoides, contain a substance that cause hyperlipemia in the migratory locust. The primary sequence of one octapeptide belonging to the adipokinetic hormone (AKH)/red pigment-concentrating hormone (RPCH...

journal_title：Peptides

authors： Gäde G,Simek P,Marco HG

更新日期：2007-03-01 00:00:00

abstract：:Using a biologically active radioligand, [Tyr(125I)10]VIP, we have identified and characterized receptors for vasoactive intestinal peptide (VIP) on membranes prepared from the rat superior mesenteric artery and bovine coronary arteries. Binding was specific, saturable, reversible and dependent on time and temperature...

journal_title：Peptides

authors： Huang M,Rorstad OP

更新日期：1987-05-01 00:00:00

abstract：:Ghrelin, a novel gut hormone, has been shown to exert protective effects on cardiac dysfunction and remodeling. However, the underlying mechanisms of its protective effects remain unclear. Here, we investigated the effects of ghrelin on cardiac hypertrophy and explored the mechanisms involved. Ghrelin (30 μg.kg-1. day...

journal_title：Peptides

authors： Lu W,Cai H,Chen Y,Liao X,Zhang L,Ma T,Sun H,Qi Y

更新日期：2020-11-13 00:00:00

abstract：:The distribution and chemical properties of compounds with tachykinin-like immunoreactivity (TK-LI) in the spinal cord and brain of lampreys (Lampetra fluviatilis and Ichthyomyzon unicuspis) were investigated by means of immunohistochemistry and various chromatographic methods combined with radioimmunoassay. The distr...

journal_title：Peptides

authors： Van Dongen PA,Theodorsson-Norheim E,Brodin E,Hökfelt T,Grillner S,Peters A,Cuello AC,Forssmann WG,Reinecke M,Singer EA

更新日期：1986-03-01 00:00:00

abstract：:The opioid peptides, [3H]DAGO and [3H]DPDPE, bound to rat and guinea pig brain homogenates with a high, nanomolar affinity and to a high density of mu and delta receptors, respectively. [3H]DAGO binding to mu receptors was competitively inhibited by unlabelled opioids with the following rank order of potency: DAGO gre...

journal_title：Peptides

authors： Sharif NA,Hughes J

更新日期：1989-05-01 00:00:00

abstract：:C-type natriuretic peptide (CNP) is expressed in the vascular endothelium. It is not known whether CNP is specifically increased in patients with idiopathic left ventricular systolic dysfunction (ILVDys) with or without overt heart failure, and whether in these patients it is related with indicators of myocardial and/...

journal_title：Peptides

authors： Del Ry S,Giannessi D,Maltinti M,Prontera C,Iervasi A,Colotti C,Emdin M,L'Abbate A,Neglia D

更新日期：2007-05-01 00:00:00

abstract：:The effect and mode of action of pituitary adenylate cyclase activating polypeptide (PACAP) were studied in rat ileal strips. PACAP relaxed, concentration dependently, rat ileum and was 50 times more potent than the structurally related vasoactive intestinal polypeptide (VIP). The inhibitory action of PACAP was not mo...

journal_title：Peptides

authors： Katsoulis S,Clemens A,Schwörer H,Creutzfeldt W,Schmidt WE

更新日期：1993-05-01 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：:Cone snails comprise approximately 700 species of venomous molluscs which have evolved the ability to generate multiple toxins with varied and exquisite selectivity. alpha-Conotoxin is a powerful tool for defining the composition and function of nicotinic acetylcholine receptors which play a crucial role in excitatory...

journal_title：Peptides

authors： Peng C,Han Y,Sanders T,Chew G,Liu J,Hawrot E,Chi C,Wang C

更新日期：2008-10-01 00:00:00

abstract：:The purpose of this investigation was to determine the influence of long-distance running on the secretion of the gastrointestinal peptide hormones cholecystokinin (CCK) and gastrin. Several known stress hormones, ACTH, cortisol and norepinephrine, were also measured. The hormones were estimated before and after a com...

journal_title：Peptides

authors： Philipp E,Wilckens T,Friess E,Platte P,Pirke KM

更新日期：1992-01-01 00:00:00

abstract：:VIP and related fragments were prepared by the solid-phase method. The peptides were assembled on a benzhydrylamine resin and couplings of the Boc-amino acids were carried out by the symmetrical anhydride method. Cleavage was achieved by treatment with liquid HF and purification was accomplished by successive steps of...

journal_title：Peptides

authors： Fournier A,Saunders JK,St-Pierre S

更新日期：1984-03-01 00:00:00

abstract：:The chronic hyperglycemia measured alongside diabetes development is associated with significant long-term damage and failure of various organs. In the present study it was shown that hyperglycemia induced early and long term increases in nitric oxide (NO) levels, kallikrein activity and vascular capillary permeabilit...

journal_title：Peptides

authors： Catanzaro O,Labal E,Andornino A,Capponi JA,Di Martino I,Sirois P

更新日期：2012-04-01 00:00:00

abstract：:In order to study a possible direct action of LH-RH analogs on the pituitary lactotrophs, we investigated the effect of long-term in vivo pretreatment with D-Trp-6-LH-RH on in vitro secretion of PRL and luteinizing hormone (LH) by the pituitary glands from male and female rats. In vivo pretreatment with D-Trp-6-LH-RH ...

journal_title：Peptides

authors： Torres-Alemán I,Debeljuk L,Schally AV

更新日期：1985-09-01 00:00:00

abstract：:The effect of peripheral injections of substance P (SP) on performance in two different configurations of an automated tunnel maze was examined in three experiments. In two experiments, the effect of pretrial SP injections (10-1000 micrograms/kg) on performance in the hexagonal and radial maze configuration of an auto...

journal_title：Peptides

authors： Nagel JA,Welzl H,Bättig K,Huston JP

更新日期：1993-01-01 00:00:00

abstract：:Studies on the in vitro interaction of beta-endorphin with different biomembrane preparations, measured in terms of Ca2+ induced chlorotetracycline (CTC) fluorescence alterations indicate that beta-endorphin causes release of calcium ion from both synaptosomal and erythrocyte membrane stores but not from rat brain mit...

journal_title：Peptides

authors： Chakrabarti AK,Chatterjee TK,Ghosh JJ

更新日期：1983-05-01 00:00:00

abstract：:The geniculohypothalamic tract (GHT) is a projection from the intergeniculate leaflet to the suprachiasmatic nucleus (SCN). The GHT exhibits neuropeptide Y (NPY) immunoreactivity and appears to communicate photic information to the SCN. Microinjection of NPY into the SCN has been found to phase shift circadian rhythms...

journal_title：Peptides

authors： Huhman KL,Albers HE

更新日期：1994-01-01 00:00:00

abstract：:TRH and PS-24 (a TRH peptidase resistant analogue) induce different effects on body temperature and motor activity in rats kept at 4 degrees C. PS-24 induced hypothermia, but TRH did not. PS-24 induced hypermotility, while TRH induced slight hypomotility. The thermal effect of TRH in hypophysectomized rats was similar...

journal_title：Peptides

authors： Yehuda S,Youdim MB

更新日期：1981-07-01 00:00:00

abstract：:The identification and characterization of hypothetical membrane proteins from Mycobacterium tuberculosis have led to a better understanding of the mechanisms used by this pathogen to invade and survive inside host cells. This study assessed the presence, transcription, localization and possible biological activity of...

journal_title：Peptides

authors： Cáceres SM,Ocampo M,Arévalo-Pinzón G,Jimenez RA,Patarroyo ME,Patarroyo MA

更新日期：2011-01-01 00:00:00

abstract：:In this study we investigated the role that dopaminergic pathways play in the miotic effect exerted by neurotensin after intracameral administration. Neurotensin was injected into the anterior chamber (AC) at a dose of 30 micrograms to 4 groups of albino rabbits which had previously undergone the following treatment: ...

journal_title：Peptides

authors： Tassorelli C,Spampinato D,Caruso P,Cavaliere S,Micieli G,Drago F,Nappi G

更新日期：1990-11-01 00:00:00

abstract：:Antimicrobial peptides allegedly exert their action on microbial membranes. Bovine lactoferrin enfold two antimicrobial domains, lactoferricin B (LFcin B) and lactoferrampin (LFampin). Effects of representative peptides thereof on the membranes of Candida albicans and Escherichia coli were investigated. Confocal laser...

journal_title：Peptides

authors： van der Kraan MI,van Marle J,Nazmi K,Groenink J,van 't Hof W,Veerman EC,Bolscher JG,Nieuw Amerongen AV

更新日期：2005-09-01 00:00:00

abstract：:Liver-expressed antimicrobial peptide 2 (LEAP-2) is a 40-residue cationic peptide originally purified from human blood ultrafiltrate. The native peptide contains two disulfide bonds and is unique regarding its primary structure. Its biological role is not known but a previous study showed that chemically synthesized L...

journal_title：Peptides

authors： Hocquellet A,Odaert B,Cabanne C,Noubhani A,Dieryck W,Joucla G,Le Senechal C,Milenkov M,Chaignepain S,Schmitter JM,Claverol S,Santarelli X,Dufourc EJ,Bonneu M,Garbay B,Costaglioli P

更新日期：2010-01-01 00:00:00

abstract：:Two peptides, with a molecular mass of about 11 kDa and an N-terminal sequence abundant in arginine and glutamine residues, were isolated from wax gourd seeds. The isolation protocol included affinity chromatography on Affi-gel blue gel, ion-exchange chromatography on Mono-S and gel filtration on Superdex 75. The pept...

journal_title：Peptides

authors： Ng TB,Parkash A,Tso WW

更新日期：2003-01-01 00:00:00

abstract：:Two novel peptides, neuromedin U-8 and U-25, eliciting a potent uterus stimulating activity, have been purified and identified in porcine spinal cord. Sequence analyses and syntheses revealed that neuromedin U-8 is a novel octapeptide with a C-terminal amide structure, while U-25 contains the U-8 sequence at its C-ter...

journal_title：Peptides

authors： Minamino N,Sudoh T,Kangawa K,Matsuo H

更新日期：1985-01-01 00:00:00

abstract：:Nesfatin-1 is well established to reduce food intake upon brain injection in rats, while in mice its anorexigenic action and brain expression are largely unexplored. We characterized the influence of intracerebroventricular (icv) and peripheral (intraperitoneal, ip, subcutaneous, sc) injection of nesfatin-1 on dark ph...

journal_title：Peptides

authors： Goebel M,Stengel A,Wang L,Taché Y

更新日期：2011-01-01 00:00:00