Somatostatin response to a mixed meal in normals and in type I diabetics.

abstract：:Four potent angiotensin converting enzyme (ACE) inhibitory peptides, IY, RIY, VW and VWIS, were isolated from subtilisin digest of rapeseed protein. Among them RIY and VWIS are new peptides with IC(50) 28 and 30 microM, respectively. All isolated peptides lowered blood pressure of spontaneously hypertensive rats (SHR)...

journal_title：Peptides

authors： Marczak ED,Usui H,Fujita H,Yang Y,Yokoo M,Lipkowski AW,Yoshikawa M

更新日期：2003-06-01 00:00:00

abstract：:The neuropharmacological basis for d-amphetamine induced paradoxical behavioral thermoregulation remains unclear. This study examined thermoregulatory behavior of rats in a runway device that housed a heat source at one end and in which locomotion along the length of the runway could be observed. Sprague Dawley rats w...

journal_title：Peptides

authors： Yehuda S,Sheleff P

更新日期：1985-03-01 00:00:00

abstract：:A retrograde facilitation has been demonstrated in the one trial step-down inhibitory avoidance of melanin-concentrating hormone (MCH), when it was infused into rat hippocampal formation. Considering the high density of specific binding sites for the MCH peptide on the hippocampus and the participation of this structu...

journal_title：Peptides

authors： Varas M,Pérez M,Ramírez O,de Barioglio SR

更新日期：2002-01-01 00:00:00

abstract：:Cholecystokinin octapeptides (CCK8s) have been purified from methanol extracts of two brains from each of two Australian marsupials, Tammar Wallaby and Eastern Quoll, containing 3 nmol and 2 nmol of the peptides, respectively. Immunoreactive CCK was concentrated on QMA SepPak cartridges and purified by two successive ...

journal_title：Peptides

authors： Fan ZW,Eng J,Shaw G,Yalow RS

更新日期：1988-03-01 00:00:00

abstract：:Concentrations of immunoreactive galanin were compared in eight gross brain regions of ovariectomized female rats treated with either estradiol, estradiol + progesterone, estradiol + norethisterone, or placebo. Higher concentrations with estradiol treatment compared with placebo were found in the pituitary (357%), fro...

journal_title：Peptides

authors： Rugarn O,Theodorsson A,Hammar M,Theodorsson E

更新日期：1999-01-01 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：:Hypothalamic orexin neurons project to many brain areas, including hindbrain structures such as the nucleus of the solitary tract (NTS) and area postrema (AP), where orexin 1 receptors (OX1Rs) are expressed. Hindbrain administration of orexin-A increases feeding and meal size, and blockade of hindbrain OX1Rs with the ...

journal_title：Peptides

authors： Williams DL,Coiduras II,Parise EM,Maske CB

更新日期：2020-11-01 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：:A novel antimicrobial peptide, with molecular mass of 1602.0469Da, produced by Brevibacillus laterosporus strain A60 was isolated and purified from the soil of mango plants. The purification procedure consisted of ammonium sulfate precipitation, cation exchange chromatography on an HiTrap SP HP column, thin layer chro...

journal_title：Peptides

authors： Zhao J,Guo L,Zeng H,Yang X,Yuan J,Shi H,Xiong Y,Chen M,Han L,Qiu D

更新日期：2012-02-01 00:00:00

abstract：:Each of the dynorphin A(1-13) or dynorphin (dyn) treatment groups receiving naloxone showed a significant overall reduction of overt signs compared with the dyn controls. The data suggested that the overt psychomotor effects of dyn in the rhesus monkey were especially prone to blockade by naloxone, and probably involv...

journal_title：Peptides

authors： Aceto MD,Bowman ER

更新日期：1992-07-01 00:00:00

abstract：:Increasing evidence suggests a role for ghrelin in the control of articular inflammatory diseases like osteoarthritis (OA). In the present study we examined the ability of ghrelin to counteract LPS-induced necrosis and apoptosis of chondrocytes and the involvement of GH secretagogue receptor (GHS-R)1a in the protectiv...

journal_title：Peptides

authors： Ceriotti S,Consiglio AL,Casati L,Cremonesi F,Sibilia V,Ferrucci F

更新日期：2018-05-01 00:00:00

abstract：:Cardiac hypertrophy, an adaptive process to an increased hemodynamic overload, includes not only an increase in cell size but also qualitative changes in constituent proteins. Although swelling-activated chloride channels (I(Cl,swell)) chronically activate in hypertrophied atrial myocytes, the role of I(Cl,swell) in r...

journal_title：Peptides

authors： Bai GY,Yuan K,Park WH,Kim SZ,Kim SH

更新日期：2008-09-01 00:00:00

abstract：:Baboons received a 5-minute intravenous infusion of either saline or bombesin (BBS; 1-4 micrograms/kg) following 3 1/2 or 16 1/2 hours of food deprivation and were then allowed to eat for 30 minutes. Plasma insulin was significantly elevated following five minutes of BBS infusion, but there was no change of plasma glu...

journal_title：Peptides

authors： Woods SC,Stein LJ,Figlewicz DP,Porte D Jr

更新日期：1983-09-01 00:00:00

abstract：:Selective GLP-1 secretagogues represent a novel potential therapy for type 2 diabetes mellitus. This study examined the GLP-1 secretory activity of the ethnomedicinal plant, Fagonia cretica, which is postulated to possess anti-diabetic activity. After extraction and fractionation extracts and purified compounds were t...

journal_title：Peptides

authors： Jafri L,Saleem S,Calderwood D,Gillespie A,Mirza B,Green BD

更新日期：2016-04-01 00:00:00

abstract：:The RPCH and beta-actin cDNAs from the crayfish Cherax quadricarinatus were amplified, cloned and sequenced. The primary structure sequences of these cDNAs were compared to other members of the AKH/RPCH family. Fluctuations in the amount of the C. quadricarinatus RPCH and beta-actin mRNAs, as cDNAs, were quantified ev...

journal_title：Peptides

authors： Martínez-Pérez F,Zinker S,Aguilar G,Valdés J,Aréchiga H

更新日期：2005-12-01 00:00:00

abstract：:Of twelve dipeptides tested, only the Trp containing peptides Val-Trp and its reverse peptide Trp-Val showed a xanthine oxidase (XO) inhibitory activity. Studies with Val and Trp revealed that XO inhibition was mainly attributed to the Trp residue. No significant difference (P ≥ 0.05) was found for the XO inhibitory p...

journal_title：Peptides

authors： Nongonierma AB,Fitzgerald RJ

更新日期：2012-10-01 00:00:00

abstract：:The hypotensive effect of proadrenomedullin N-terminal 20 peptide (PAMP) was examined in conscious pregnant (8, 14, and 20 days of pregnancy) and nonpregnant rats. Intravenous administration of PAMP (3-60 nmol/kg) produced a dose-dependent depressor response in both pregnant and nonpregnant rats. However, the maximum ...

journal_title：Peptides

authors： Makino I,Makino Y,Kangawa K,Shibata K

更新日期：1999-12-01 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：: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：:Glucocorticoids have been shown to decrease CRF receptor binding in the anterior pituitary. To determine whether glucocorticoids or CRF peptide modulate CRF-R1 gene expression, CRF-R1 mRNA levels in rat pituitary and brain were measured after administration of a synthetic glucocorticoid, dexamethasone (DEX) or rat/hum...

journal_title：Peptides

authors： Zhou Y,Spangler R,LaForge KS,Maggos CE,Ho A,Kreek MJ

更新日期：1996-01-01 00:00:00

abstract：:Adjacent tissue sections through the rat median eminence were examined for the distribution of gonadotropin-releasing hormone (GnRH) and catecholamines (CA). A simultaneous visualization technique was employed for this correlative neuroanatomical analysis. At rostral and mid-central levels of the median eminence the m...

journal_title：Peptides

authors： McNeill TH,Scott DE,Sladek JR Jr

更新日期：1980-04-01 00:00:00

abstract：:Energy homeostasis is controlled by a complex neuroendocrine system consisting of peripheral signals like leptin and central signals, in particular, neuropeptides. Several neuropeptides with anorexigenic (POMC, CART, and CRH) as well as orexigenic (NPY, AgRP, and MCH) actions are involved in this complex (partly redun...

journal_title：Peptides

authors： Hillebrand JJ,de Wied D,Adan RA

更新日期：2002-12-01 00:00:00

abstract：:The aim of the present study was to evaluate in hypothalamus and hindbrain of rainbow trout in vitro the effect of leptin treatment on glucosensing capacity and the expression of orexigenic and anorexigenic peptides involved in the control of food intake. In a first experiment, the response of parameters involved in g...

journal_title：Peptides

authors： Aguilar AJ,Conde-Sieira M,López-Patiño MA,Míguez JM,Soengas JL

更新日期：2011-02-01 00:00:00

abstract：:NLP-12a and b have been identified as cholecystokinin/sulfakinin-like neuropeptides in the free-living nematode Caenorhabditis elegans. They are suggested to play an important role in the regulation of digestive enzyme secretion and fat storage. This study reports on the identification and characterization of an NLP-1...

journal_title：Peptides

authors： Peeters L,Janssen T,De Haes W,Beets I,Meelkop E,Grant W,Schoofs L

更新日期：2012-03-01 00:00:00

abstract：:Although physiological processes related to vascular function differ greatly between resistance arteries and conduit arteries, it is not known whether the effects of calcitonin gene-related peptide (CGRP), a vasodilator neuropeptide, on these arteries differ in humans. In the present study, the conduit portion and the...

journal_title：Peptides

authors： Miyauchi T,Tomobe Y,Ishikawa T,Goto K,Sugishita Y

更新日期：1996-01-01 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：:We report herein the isolation and characterization of a novel glycine-rich antimicrobial peptide purified from the larvae of Drosophila virilis. A range of chromatographic methods was used for isolation and its antibacterial activity against Bacillus subtilis was employed to screen for the most active fractions. The ...

journal_title：Peptides

authors： Lu J,Chen ZW

更新日期：2010-01-01 00:00:00

abstract：:Malondialdehyde-modified low-density lipoprotein (MDA-LDL) is recognized as a surrogate marker of lipid oxidation and is associated with arteriosclerosis. However, there are limited reports on the relationship between heart failure and MDA-LDL. Therefore, we aimed to determine whether MDA-LDL is activated in patients w...

journal_title：Peptides

authors： Hasegawa J,Ogawa K,Kawai M,Tanaka TD,Nagoshi T,Minai K,Ogawa T,Yoshimura M

更新日期：2021-01-01 00:00:00

abstract：:Kisspeptins, a family of peptide products derived from the KiSS-1 gene, activate their cognate receptor GPR54 in various target tissues to exert disparate functions, including inhibition of tumor metastasis and control of reproductive function. In contrast to the plethora of studies that have analyzed in recent years ...

journal_title：Peptides

authors： Castaño JP,Martínez-Fuentes AJ,Gutiérrez-Pascual E,Vaudry H,Tena-Sempere M,Malagón MM

更新日期：2009-01-01 00:00:00

abstract：:Biological and immunological relationships between molt-inhibiting hormone (MIH) activity in eyestalk ganglia extracts of the crab, Cancer antennarius Stimpson, and peptides of the vasopressin-oxytocin family were assessed. Lysine vasopressin (LVP), arginine vasopressin (AVP), vasotocin (VT), and oxytocin (OT) mimicke...

journal_title：Peptides

authors： Mattson MP,Spaziani E

更新日期：1985-07-01 00:00:00