cis-peptide bond mimetic tetrazole analogs of the insect kinins identify the active conformation.

abstract：:The cross-immunoreactivity, topography, and fiber projections of the alpha MSH-immunoreactive specific neurons in the forebrain of the rat appear to be distinctly different from that of the neurons in the hypothalamic arcuate opiocortin system. The cell bodies, immunoreactive only to alpha-MSH, have a specific pattern...

journal_title：Peptides

authors： Piekut DT,Knigge KM

更新日期：1984-11-01 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：:A peptide designated cicerarin, with an N-terminal amino acid sequence VKSTGRADDDLAVKTKYLPP dissimilar from known proteins and peptides and a molecular mass of 8kDa, was isolated from seeds of the green chickpea Cicer arietinum cv green chickpea. Cicerarin was isolated with a procedure that involved ion exchange chrom...

journal_title：Peptides

authors： Chu KT,Liu KH,Ng TB

更新日期：2003-05-01 00:00:00

abstract：:Kallikrein-related peptidases (KLKs) are a group of serine proteases, expressed in several tissues. Their activity is regulated by inhibitors including members of the serine protease of Kazal-type (SPINK) family. Recently, we discovered that SPINK6 is expressed in human skin and inhibits KLK5, KLK7, KLK14 but not KLK8...

journal_title：Peptides

authors： Kantyka T,Fischer J,Wu Z,Declercq W,Reiss K,Schröder JM,Meyer-Hoffert U

更新日期：2011-06-01 00:00:00

abstract：:Mustard oil, which stimulates small diameter afferents, was used to evoke the expression of the oncogene c-fos in the lumbar spinal cord. C-fos-like immunoreactivity was concentrated in, but not limited to, neuronal nuclei of laminae I and II of the lumbar dorsal horn. Double-label immunocytochemistry was used to dete...

journal_title：Peptides

authors： Pretel S,Piekut DT

更新日期：1991-11-01 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 reperfusion injury salvage kinase (RISK) pathway is a fundamental signal transduction cascade in the cardioprotective mechanism of ischemic postconditioning. In the present study, we examined the cardioprotective role of oxytocin as a postconditioning agent via activation of the RISK pathway (PI3K/Akt and ERK1/2)....

journal_title：Peptides

authors： Polshekan M,Jamialahmadi K,Khori V,Alizadeh AM,Saeidi M,Ghayour-Mobarhan M,Jand Y,Ghahremani MH,Yazdani Y

更新日期：2016-12-01 00:00:00

abstract：:Previous reports have demonstrated that systemic injection of cholecystokinin (CCK) in rats produces dose-related decreases in food intake, increases in neurohypophyseal secretion of oxytocin (OT), and decreases in gastric emptying. The present studies determined whether systemic injection of bombesin (BBS), another p...

journal_title：Peptides

authors： Verbalis JG,McCann MJ,Stricker EM

更新日期：1988-11-01 00:00:00

abstract：:To investigate the contribution of the N-terminal sequence of h-EGF to its biological activity and the formation of three intramolecular disulfide bonds by oxidative refolding via air oxidation, five derivatives of h-EGF with a single N-terminal amino acid deletion were synthesized by solid-phase synthesis. The homoge...

journal_title：Peptides

authors： Shin SY,Shimizu M,Ohtaki T,Munekata E

更新日期：1995-01-01 00:00:00

abstract：:Thyroglobulin (Tg) is cleaved into several peptides during thyroid hormone synthesis, an oxidative process. P40, an iodinated C-terminal peptide from human Tg, has a molecular weight of about 40 kDa and contains two hormonogenic sites. P40 is the smallest peptide that is still recognized by monoclonal antibodies from ...

journal_title：Peptides

authors： El Hassani RA,Estienne V,Blanchin S,Durand-Gorde JM,Mallet B,De Micco C,Carayon P,Lalaoui K,Ruf J

更新日期：2004-06-01 00:00:00

abstract：BACKGROUND:Since short bowel syndrome (SBS) patients face life-threatening conditions, the development of therapeutic strategies to induce intestinal adaptation has been investigated. Ghrelin, a ligand of growth hormone (GH) secretagogue-receptor that stimulates the release of GH and insulin like growth factor-1 (IGF-1...

journal_title：Peptides

authors： Onishi S,Kaji T,Yamada W,Nakame K,Machigashira S,Kawano M,Yano K,Harumatsu T,Yamada K,Masuya R,Kawano T,Mukai M,Hamada T,Souda M,Yoshioka T,Tanimoto A,Ieiri S

更新日期：2018-08-01 00:00:00

abstract：:Dissociated muscle cells prepared from hearts of the pulmonate snail Helix aspersa were used to study signal transduction induced by molluscan cardioactive peptides. The effects of SCPb on the cAMP levels of whole hearts and the cell preparation were compared. The cells responded to SCPb with a dose-dependent increase...

journal_title：Peptides

authors： Reich G,Doble KE,Greenberg MJ

更新日期：1997-01-01 00:00:00

abstract：:The intestinal enzymatic degradation of the immunomodulating peptides thymotrinan (TP3), thymocartin (TP4), and thymopentin (TP5), three oligopeptides derived from the naturally occurring thymus hormone thymopoietin, was investigated to evaluate their potential for peroral drug delivery. In the presence of brush-borde...

journal_title：Peptides

authors： Heizmann J,Langguth P,Biber A,Oschmann R,Merkle HP,Wolffram S

更新日期：1996-01-01 00:00:00

abstract：:Ghrelin is broadly expressed in myocardial tissues, where it exerts different functions. It also has been found to have a wide variety of biological functions on cell differentiation and tissue development. The aim of this study was to investigate the effect of ghrelin on human embryonic stem cell (hESC) differentiati...

journal_title：Peptides

authors： Gao M,Yang J,Liu G,Wei R,Zhang L,Wang H,Wang G,Gao H,Chen G,Hong T

更新日期：2012-04-01 00:00:00

abstract：:Neurotensin (NT) produces behavioral and physiological effects, including analgesia and hypotheria, when administered into the CNS. Fischer and Lewis rats exhibit differential behavioral responses to central NT receptor activation. To further characterize these differences, we assessed central NT-induced analgesia and...

journal_title：Peptides

authors： Bauco P,Rompré PP

更新日期：2003-08-01 00:00:00

abstract：:Calcitonin gene-related peptide (CGRP) immunoreactive material has been found in extracts of the intestine, however, the structure of intestinal CGRP is not known. Analytical reverse phase HPLC and ion-exchange FPLC revealed one predominant immunoreactive CGRP peak in rabbit intestinal extracts. This material was puri...

journal_title：Peptides

authors： Eysselein VE,Reeve JR Jr,Sternini C,Cominelli F,Davis WM,Davis MT,Lee TD,Ho FJ,Ridout D,Shively JE

更新日期：1991-03-01 00:00:00

abstract：:We studied circulating levels of endothelin-1, catecholamines and nitric oxide after a mental arithmetic test in 14 patients with early ischemic lesions of the extremities due to systemic sclerosis and slightly impaired peripheral vascular flow. The test induced an increase (P<0.01) in blood pressure, heart rate, endo...

journal_title：Peptides

authors： Fontana F,Bernardi P,Lanfranchi G,Conti E,Spampinato S,Di Toro R,Bonafè F,Coccheri S

更新日期：2005-12-01 00:00:00

abstract：:We demonstrated the production and release of a peptide structurally identical with porcine and bovine VIP-28 in human neuroblastoma NB-OK-1 cell line. In the cells, VIP-like immunoreactive (IR-VIP) components of 8 K dalton (Kd), 11 Kd, 18 Kd and 30 Kd were also detected and the 8 Kd and 18 Kd components were apparent...

journal_title：Peptides

authors： Hoshino M,Yanaihara C,Ogino K,Iguchi K,Sato H,Suzuki T,Yanaihara N

更新日期：1984-03-01 00:00:00

abstract：:This study evaluated the physiological importance of Angiotensin-(1-7) receptor Mas on reflex control of circulation. Experiments were performed in male Mas-knockout (Mas-KO) and Wild Type (WT) conscious mice (12-20 wk of age). Baroreceptor reflex was evaluated by the bradycardic response induced by phenylephrine (0.2...

journal_title：Peptides

authors： de Moura MM,dos Santos RA,Campagnole-Santos MJ,Todiras M,Bader M,Alenina N,Haibara AS

更新日期：2010-10-01 00:00:00

abstract：:Thirty viral proteomes were examined for amino acid sequence similarity to the human proteome, and, in parallel, a control of 30 sets of human proteins was analyzed for internal human overlapping. We find that all of the analyzed 30 viral proteomes, independently of their structural or pathogenic characteristics, pres...

journal_title：Peptides

authors： Kanduc D,Stufano A,Lucchese G,Kusalik A

更新日期：2008-10-01 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：:Intracerebroventricular injections of rat hypothalamic growth hormone-releasing factor (rhGRF) were examined for effects on food intake in free-feeding rats. It was found that, in picomole doses, rhGRF had a stimulatory effect on food intake. Examination of higher doses of rhGRF revealed a decrease in the facilitatory...

journal_title：Peptides

authors： Vaccarino FJ,Feifel D,Rivier J,Vale W,Koob GF

更新日期：1988-01-01 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：: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：:The teleost salmon calcitonin (sCT), but not mammalian CT, shows similar biologic actions in the skeletal muscle as amylin and calcitonin gene-related peptide (CGRP). The peptides have also been shown to reduce food intake in rams. Because sCT, but not amylin, binds irreversibly to amylin binding sites, the aim of the...

journal_title：Peptides

authors： Lutz TA,Tschudy S,Rushing PA,Scharrer E

更新日期：2000-02-01 00:00:00

abstract：:Epithelial to mesenchymal transition (EMT), a process whereby fully differentiated epithelial cells transition to a mesenchymal phenotype, has been implicated in the pathogenesis of renal fibrosis. Apelin, a bioactive peptide, has recently been recognized to protect against renal profibrotic activity, but the underlyi...

journal_title：Peptides

authors： Wang LY,Diao ZL,Zheng JF,Wu YR,Zhang QD,Liu WH

更新日期：2017-10-01 00:00:00

abstract：:Tardive dyskinesia, a clinical syndrome, is one of the major side effects of protracted treatment with neuroleptics in schizophrenic patients. Functional supersensitivity of striatal dopamine receptors is believed to contribute to the pathogenesis of schizophrenia and tardive dyskinesia. In a rodent model of neurolept...

journal_title：Peptides

authors： Rajakumar G,Naas F,Johnson RL,Chiu S,Yu KL,Mishra RK

更新日期：1987-09-01 00:00:00

abstract：:The C-terminus of the transcription factor p53 seems to play an important role by controlling the specific DNA-binding activity, which is directly associated with sensing damaged DNA. Another region located in the N-terminus of the protein has also been shown to regulate the DNA-binding activity of the protein. This a...

journal_title：Peptides

authors： Portefaix JM,Rio MD,Granier C,Roquet F,Pau B,Navarro-Teulon I

更新日期：2003-03-01 00:00:00

abstract：:The in vivo effects of JMV-320 (a highly selective CCKB receptor ligand) and of CCK-4 on exploratory activity and memory in rats were compared. JMV-320 and CCK-4 did not modulate exploratory activity in an open field test but decreased it in an elevated plus-maze. CCK-4 (50 micrograms/kg) impaired passive avoidance re...

journal_title：Peptides

authors： Hadjiivanova C,Kehayov R,Petkov VV,Amblard M,Martinez J

更新日期：1995-01-01 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