Relationship between gallbladder bile concentration and motility in conscious dogs: role of cholecystokinin.

abstract：:I.c.v. injection for 9 days of either naltexone (NTX) (5, 10, 20, 40 micrograms/rat) or a selective mu peptide (CTOP) (0.125, 0.25, 0.5, 1, 3, 6 micrograms/rat) or delta (naltrindole) (NLT) (5, 10, 20 micrograms/rat) subtype opioid receptor antagonist affected sensitization to cocaine (COC) (50 mg/kg, i.p.) administer...

journal_title：Peptides

authors： Braida D,Paladini E,Gori E,Sala M

更新日期：1997-01-01 00:00:00

abstract：:The present study purifies two T. serrulatus non-disulfide-bridged peptides (NDBPs), named venom peptides 7.2 (RLRSKG) and 8 (KIWRS) and details their synthesis and biological activity, comparing to the synthetic venom peptide 7.1 (RLRSKGKK), previously identified. The synthetic replicate peptides were subjected to a ...

journal_title：Peptides

authors： Pucca MB,Cerni FA,Pinheiro-Junior EL,Zoccal KF,Bordon KCF,Amorim FG,Peigneur S,Vriens K,Thevissen K,Cammue BPA,Júnior RBM,Arruda E,Faccioli LH,Tytgat J,Arantes EC

更新日期：2016-08-01 00:00:00

abstract：:Because plasma levels of protein C (PC) or activated protein C (APC) are altered in certain diseases associated with vascular dysfunction, and APC has therapeutic potential in preventing microvascular coagulation in severe sepsis, potential vascular effects of PC and APC were compared to those of the vasoactive peptid...

journal_title：Peptides

authors： Bhattacharya A,Grinnell BW,Cohen ML

更新日期：2000-08-01 00:00:00

abstract：:The biological activities of alpha-MSH des-acetyl MSH, gamma-MSH and LPH37-58 were compared using the Anolis rate method of bioassay. Dose-response data showed LPH37-58 to be equipotent with alpha-MSH, but des-acetyl MSH and gamma-MSH were found to be much less active. The effect of LPH37-58 was additive to that of al...

journal_title：Peptides

authors： McCormack AM,Carter RJ,Thody AJ,Shuster S

更新日期：1982-01-01 00:00:00

abstract：:In the rat small intestine, neurotrophin-3 immunoreactivity was identified in ganglion cells and in processes mostly innervating the mucosa and occasionally the muscle layer and vasculature. The vast majority of neurotrophin-3 immunoreactive neurons contained vasoactive intestinal polypeptide (VIP), but not substance ...

journal_title：Peptides

authors： De Giorgio R,Arakawa J,Wetmore CJ,Sternini C

更新日期：2000-09-01 00:00:00

abstract：:Melanin-concentrating hormone (MCH) is a potent orexigenic and sleep-promoting neuropeptide in mammals produced predominately by hypothalamic neurons which project to a wide variety of brain areas. Several MCH producing neurons contain MCH as the only neuropeptide, while others comprise cocaine- and amphetamine regula...

journal_title：Peptides

authors： Jancsik V,Bene R,Sótonyi P,Zachar G

更新日期：2018-01-01 00:00:00

abstract：:We show here that crotamine, a polypeptide from the South American rattlesnake venom with cell penetrating and selective anti-fungal and anti-tumoral properties, presents a potent anti-plasmodial activity in culture. Crotamine inhibits the development of the Plasmodium falciparum parasites in a dose-dependent manner [...

journal_title：Peptides

authors： El Chamy Maluf S,Dal Mas C,Oliveira EB,Melo PM,Carmona AK,Gazarini ML,Hayashi MA

更新日期：2016-04-01 00:00:00

abstract：:The effect of synthetic human calcitonin gene-related peptide (hCGRP) on the isolated and electrically driven left atria of rats were investigated. The peptide at concentrations of 3 X 10(-9)-3 X 10(-7) M produced positive inotropic effects on the left atria in a dose-dependent manner. Verapamil (10(-5) M) and adenosi...

journal_title：Peptides

authors： Satoh M,Oku R,Maeda A,Fujii N,Otaka A,Funakoshi S,Yajima H,Takagi H

更新日期：1986-07-01 00:00:00

abstract：:Neuropeptide FF (NPFF) has been shown to act as an endogenous anti-analgesic peptide. In this paper, several peptide analogs of the selective ligand dNP(NMe)AFLFQPQRF-NH(2) modified in the putative address segment, were designed to be selective NPFF(2) receptor probes, synthesized and assayed. One peptide dA(NMe)AAFLF...

journal_title：Peptides

authors： Mazarguil H,Mollereau C,Czaplicki G,Zajac JM

更新日期：2012-09-01 00:00:00

abstract：:C-type natriuretic peptide (CNP) was recently found in myocardium at the mRNA and protein levels, but it is not known whether cardiomyocytes are able to produce CNP. The aim of this study was to determine the expression of CNP and its specific receptor NPR-B in cardiac cells, both in vitro and ex vivo. CNP, brain natr...

journal_title：Peptides

authors： Del Ry S,Cabiati M,Vozzi F,Battolla B,Caselli C,Forini F,Segnani C,Prescimone T,Giannessi D,Mattii L

更新日期：2011-08-01 00:00:00

abstract：:C-type natriuretic peptide (CNP) stimulates endochondrial ossification by activating the transmembrane guanylyl cyclase, natriuretic peptide receptor-B (NPR-B). Recently, a spontaneous autosomal recessive mutation that causes severe dwarfism in mice was identified. The mutant, called long bone abnormality (lbab), cont...

journal_title：Peptides

authors： Yoder AR,Kruse AC,Earhart CA,Ohlendorf DH,Potter LR

更新日期：2008-09-01 00:00:00

abstract：:The melanocortin system plays an important role in energy homeostasis as well as skin pigmentation, steroidogenesis and exocrine gland function. In this study, we examined eight Ac-His-Phe-Arg-Trp-NH(2) tetrapeptides that were modified at the Phe position and pharmacologically characterized their activities at the hum...

journal_title：Peptides

authors： Chen M,Georgeson KE,Harmon CM,Haskell-Luevano C,Yang Y

更新日期：2006-11-01 00:00:00

abstract：:Leukemia inhibitory factor (LIF) overexpression, induced by the intracerebroventricular (i.c.v.) injection of an recombinant adeno-associated viral vector encoding LIF (rAAV-LIF), resulted in a dose-dependent reduction in body weight (BW) gain, food intake (FI) and adiposity, evidenced by suppression of serum leptin a...

journal_title：Peptides

authors： Beretta E,Dhillon H,Kalra PS,Kalra SP

更新日期：2002-05-01 00:00:00

abstract：:We have recently characterized bicarinalin as the most abundant peptide from the venom of the ant Tetramorium bicarinatum. This antimicrobial peptide is active against Staphylococcus and Enterobacteriaceae. To further investigate the antimicrobial properties of this cationic and cysteine-free peptide, we have studied ...

journal_title：Peptides

authors： Téné N,Bonnafé E,Berger F,Rifflet A,Guilhaudis L,Ségalas-Milazzo I,Pipy B,Coste A,Leprince J,Treilhou M

更新日期：2016-05-01 00:00:00

abstract：:VIP receptors on blood mononuclear leucocytes and plasma VIP concentrations were studied during a ranger training course lasting for five days with almost continuous physical activity, and energy deficiency. The maximum binding capacity (Bmax) for the high affinity receptor increased (p less than 0.0005) from 0.71 (SE...

journal_title：Peptides

authors： Wiik P,Opstad PK,Knardahl S,Bøyum A

更新日期：1988-01-01 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

abstract：:The actions of a behaviorally active luteinizing hormone-releasing hormone fragment, Ac-LHRH(5-10), on CA1 pyramidal cells were studied utilizing conventional intracellular recordings from the in vitro rat hippocampal slice preparation. The behaviorally active fragment (10(-7) M) and the natural decapeptide [LHRH(1-10...

journal_title：Peptides

authors： Chen Y,Wong M,Moss RL

更新日期：1993-09-01 00:00:00

abstract：:The hypocretins (1 and 2) have emerged as key regulators of sleep and wakefulness. We developed a high-throughput enzyme immunoassay (EIA) to measure total brain hypocretin levels from large numbers of mice. Hypocretin levels were not altered by circadian time or age. However, significant differences in one or both hy...

journal_title：Peptides

authors： Lin L,Wisor J,Shiba T,Taheri S,Yanai K,Wurts S,Lin X,Vitaterna M,Takahashi J,Lovenberg TW,Koehl M,Uhl G,Nishino S,Mignot E

更新日期：2002-12-01 00:00:00

abstract：:The present status of our understanding of the feedback regulation of pancreatic secretion by peptide YY (PYY) released from the distal intestine is reviewed. Exocrine pancreatic secretion is primarily controlled by the cephalic (the vagus nerve), gastric (acid and pepsin secretion, and nutrients delivered into the du...

journal_title：Peptides

authors： Naruse S,Kitagawa M,Ishiguro H,Hayakawa T

更新日期：2002-02-01 00:00:00

abstract：:Obestatin is purported to be a peptide hormone encoded in preproghrelin. We studied the metabolic effects of continuous infusion of obestatin via subcutaneously implanted osmotic mini-pumps. Administration of up to 500nmol/kg body weight/day obestatin did not change 24h cumulative food intake or body weight in rats. S...

journal_title：Peptides

authors： Unniappan S,Speck M,Kieffer TJ

更新日期：2008-08-01 00:00:00

abstract：:An important role for angiotensin IV (Ang IV) in the processes of learning and memory has now been well established. We have previously found that intracerebroventricular (ICV) administration of Ang IV as well as des-Phe6-Ang IV enhances learning of conditioned avoidance responses (CARs), facilitates recall of a passi...

journal_title：Peptides

authors： Braszko JJ

更新日期：2004-07-01 00:00:00

abstract：:This report summarizes recent work on the chemistry and structure-activity relationships of crustacean chromatophorotropic pigment-dispersing hormones (PDHs) and the identification of structurally related peptides from insects. So far, the primary structures of crustacean alpha-PDH and beta-PDH and of a pigment-disper...

journal_title：Peptides

authors： Rao KR,Riehm JP

更新日期：1988-01-01 00:00:00

abstract：:Broad-spectrum antiviral drugs are urgently needed to treat individuals infected with new and re-emerging viruses, or with viruses that have developed resistance to antiviral therapies. Mammalian natural host defense peptides (mNHP) are short, usually cationic, peptides that have direct antimicrobial activity, and whi...

journal_title：Peptides

authors： Sample CJ,Hudak KE,Barefoot BE,Koci MD,Wanyonyi MS,Abraham S,Staats HF,Ramsburg EA

更新日期：2013-10-01 00:00:00

abstract：:Synthetic peptides containing a phosphorylation site for protein kinase CK2 were used to investigate their binding properties to other peptides/proteins. The aim of this work was to find an efficient procedure to search for these peptide/protein ligands. The goal was successfully achieved through screening of random p...

journal_title：Peptides

authors： Cardellini E,Felici F,Gianfranceschi GL

更新日期：2004-02-01 00:00:00

abstract：:Glucagon-like peptide-1 (GLP-1) is a proglucagon-derived hormone with cellular protective actions. We hypothesized that GLP-1 would protect the endothelium from injury during inflammation. Our aims were to determine the: (1) effect of GLP-1 on basal microvascular permeability, (2) effect of GLP-1 on increased microvas...

journal_title：Peptides

authors： Dozier KC,Cureton EL,Kwan RO,Curran B,Sadjadi J,Victorino GP

更新日期：2009-09-01 00:00:00

abstract：:The involvement of spinal opioid receptors and spinal monoaminergic systems, in the antinociceptive effect of intrathecal (IT) salmon calcitonin, has been evaluated by means of the hot plate test, in the rat. Intrathecal pretreatment with 40 micrograms MR 1452 and 40 micrograms ICI 154,129, purported selective antagon...

journal_title：Peptides

authors： Candeletti S,Romualdi P,Spadaro C,Spampinato S,Ferri S

更新日期：1985-01-01 00:00:00

abstract：:Pituitary adenylate cyclase-activating polypeptide (PACAP) has a similar structure to that of vasoactive intestinal peptide (VIP) and both the polypeptides belong to the same molecular group, the secretin-glucagon superfamily. PACAP and VIP have possible potency as hypothalamic factors mediating the release of pituita...

journal_title：Peptides

authors： Matsuda K,Maruyama K,Nakamachi T,Miura T,Uchiyama M,Shioda S

更新日期：2005-09-01 00:00:00

abstract：:Catestatin (CST) is an endogenous neuropeptide with multiple cardiovascular activities. The study is to investigate circulating CST levels in heart failure (HF) patients and to evaluate the role of CST as a biomarker for HF. Plasma CST concentrations were measured by enzyme-linked immunosorbent assay in 228 HF patient...

journal_title：Peptides

authors： Liu L,Ding W,Li R,Ye X,Zhao J,Jiang J,Meng L,Wang J,Chu S,Han X,Peng F

更新日期：2013-08-01 00:00:00

abstract：:High levels of neuropeptide Y (NPY) are found in the hypothalamus, median eminence, pituitary portal blood, and the pituitary in a number of species. Neuropeptide Y may influence the synthesis and secretion of a variety of hormones by interacting with specific receptors in the hypothalamus and/or the pituitary. To fur...

journal_title：Peptides

authors： Gehlert DR,Gackenheimer SL,Millington WR,Manning AB,Chronwall BM

更新日期：1994-01-01 00:00:00

abstract：:Kiss1 mRNA and its corresponding peptide products, kisspeptins, are expressed in two restricted brain areas of rodents, the anteroventral periventricular nucleus (AVPV) and the arcuate nucleus (ARC). The concentration of mature kisspeptins may not directly correlate with Kiss1 mRNA levels, because mRNA translation and...

journal_title：Peptides

authors： Overgaard A,Tena-Sempere M,Franceschini I,Desroziers E,Simonneaux V,Mikkelsen JD

更新日期：2013-07-01 00:00:00