Isolation of Leu-Pro-Pro-Gly-Pro-Leu-Pro-Arg-Pro-NH2 (Antho-RPamide), an N-terminally protected, biologically active neuropeptide from sea anemones.

abstract：:Milk is one of the main source of biologically-active peptides that may function as regulatory substances called food hormones. After passing the gut-blood barrier, the μ-opioid receptor agonist and antagonist peptides may become the new factors influencing various functions of the human organism. The aim of the condu...

journal_title：Peptides

authors： Fiedorowicz E,Jarmołowska B,Iwan M,Kostyra E,Obuchowicz R,Obuchowicz M

更新日期：2011-04-01 00:00:00

abstract：:Members of the neprilysin family of neutral endopeptidases (M13) are typically membrane-bound enzymes known to be involved in the extra-cellular metabolism of signalling peptides and have important roles during mammalian embryogenesis. In this study we show that membranes prepared from embryos of Drosophila melanogast...

journal_title：Peptides

authors： Bland ND,Thomas JE,Audsley N,Shirras AD,Turner AJ,Isaac RE

更新日期：2007-01-01 00:00:00

abstract：:Arginine-vasopressin (AVP) is a hypothalamic hormone that, like CRH, stimulates the pituitary release of ACTH, thereby activating adrenal glucocorticoid secretion. Evidence indicates that rat adrenal medulla contains a CRH-ACTH system duplicating that existing at the hypothalamo-pituitary level and involved in the par...

journal_title：Peptides

authors： Mazzocchi G,Malendowicz LK,Rebuffat P,Tortorella C,Nussdorfer GG

更新日期：1997-01-01 00:00:00

abstract：:Just as the blood-brain barrier (BBB) is not a static barrier, the adipocytes are not inert storage depots. Adipokines are peptides or polypeptides produced by white adipose tissue; they play important roles in normal physiology as well as in the metabolic syndrome. Adipokines secreted into the circulation can interac...

journal_title：Peptides

authors： Pan W,Kastin AJ

更新日期：2007-06-01 00:00:00

abstract：:Expression of the two gonadotropin-releasing hormone homologue peptides GnRHI and GnRHII and their receptor GnRHR has been demonstrated in a number of malignancies. In hormone-dependent breast cancer, GnRH analogs are used for therapy in premenopausal women. Gene expression of GnRHI, II and R was studied in breast bio...

journal_title：Peptides

authors： Pazaitou-Panayiotou K,Chemonidou C,Poupi A,Koureta M,Kaprara A,Lambropoulou M,Constantinidis TC,Galaktidou G,Koffa M,Kiziridou A,Kakolyris S,Kolios G,Kortsaris A,Chatzaki E

更新日期：2013-04-01 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：:Previously, we described a gene, flp-1, that encodes seven FMRFamide-like peptides from two alternatively spliced transcripts in the nematode Caenorhabditis elegans. To determine whether all or a subset of the predicted peptides coded for by flp-1 are produced in vivo, we undertook the isolation of FMRFamide-like pept...

journal_title：Peptides

authors： Rosoff ML,Doble KE,Price DA,Li C

更新日期：1993-03-01 00:00:00

abstract：:A short neuropeptide F (sNPF) precursor and a sNPF receptor (sNPFR) were characterized for the mosquito, Anopheles gambiae. The sNPFR was expressed in CHO-K1 cells, and it exhibited high affinity binding, IC(50) approximately 3-5 nM, for specific sNPFs. sNPF1 potently inhibited forskolin-stimulated cAMP production by ...

journal_title：Peptides

authors： Garczynski SF,Crim JW,Brown MR

更新日期：2007-01-01 00:00:00

abstract：:The emergence of multidrug-resistant strains of Neisseria gonorrhoeae constitutes a serious threat to public health and necessitates the discovery of new types of antimicrobial agents. Among the 18 clinical isolates of N. gonorrhoeae with susceptible to spectinomycin, ceftriaxone and cefixime, 14 isolates were resista...

journal_title：Peptides

authors： Arpornsuwan T,Buasakul B,Jaresitthikunchai J,Roytrakul S

更新日期：2014-03-01 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：:Substance P (SP) has been implicated in the pathophysiology of ulcerative colitis (UC) and it has been suggested that blocking of its effect would be advantageous in this disease. Eosinophils have also been implicated in the pathophysiology of UC. In the present study, specimens from the sigmoid colon of UC patients w...

journal_title：Peptides

authors： Jönsson M,Norrgård O,Forsgren S

更新日期：2005-05-01 00:00:00

abstract：:HP-1 is the most abundant human representative of a recently discovered class of neutrophil cystine- and arginine-rich peptides. These peptides have many potentially regulatory activities expressed at nanomolar concentrations. To establish the levels of HP-1 that can accumulate in human lung tumors and nondiseased lun...

journal_title：Peptides

authors： Bateman A,Singh A,Jothy S,Fraser R,Esch F,Solomon S

更新日期：1992-01-01 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：:Three analogs of Mast Cell Degranulating (MCD) peptide with C-terminal and one analog with N- and C-terminal deletions were synthesized and assayed for histamine-releasing activity in mast cells. Des(20-22)-MCD and des(21)-MCD markedly decreased this activity. In des(16-17,21)-MCD this activity was completely abolishe...

journal_title：Peptides

authors： Buku A,Maulik G,Hook WA

更新日期：1998-01-01 00:00:00

abstract：:Antibodies to the extreme C-terminal pentapeptide of procholecystokinin, YEYPS (in the single letter notation), have been used in radioimmunoassay and immunohistochemistry to characterize the material in rat intestine. There is a single major immunoreactive peptide in intestinal extracts that has the properties of the...

journal_title：Peptides

authors： Jonsson AC,Varro A,Dockray GJ

更新日期：1987-01-01 00:00:00

abstract：:A novel peptide, de7b, was isolated from the venom of Conus delessertii, a worm-hunting species collected in the Caribbean Sea off the Yucatan Peninsula. Its primary structure was determined by automated Edman degradation and confirmed by mass spectrometry: it contains 28 amino acids, including six Cys residues. Pepti...

journal_title：Peptides

authors： Aguilar MB,Flores-Torres A,Batista CV,Falcón A,López-Vera E,de la Cotera EP

更新日期：2009-03-01 00:00:00

abstract：:We examined the effect of adjuvant arthritis on the content of immunoreactive calcitonin gene-related peptide (iCGRP) in the dorsal root ganglia at L4-L6 levels and the spinal cord at a lumbar level in rats. Arthritis was induced by inoculating adjuvant into both hind-paws twice at a 10 day interval. In the arthritic ...

journal_title：Peptides

authors： Kuraishi Y,Nanayama T,Ohno H,Fujii N,Otaka A,Yajima H,Satoh M

更新日期：1989-03-01 00:00:00

abstract：:In the present study, we present for the first time the presence and distribution of neuropeptide Y (NPY) receptors Y1 and Y2 in the human postmortem heart using specific antibodies raised against extracellular parts of the receptors. A more intensive staining against the Y2 than against the Y1 receptors was detected ...

journal_title：Peptides

authors： Jönsson-Rylander AC,Nordlander M,Svindland A,Ilebekk A

更新日期：2003-02-01 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：: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：:The effects of dipeptide cyclo-[His-Pro] (CHP), known to participate in the appetite behavior and food intake control, have been investigated using PC12 cells in culture as model system. We found that only in the presence of experimental conditions that cause cellular stress the cyclic dipeptide affect cellular prolif...

journal_title：Peptides

authors： Minelli A,Bellezza I,Grottelli S,Pinnen F,Brunetti L,Vacca M

更新日期：2006-01-01 00:00:00

abstract：:Cholecystokinin induces a reduction in exploratory behaviors which could reflect an underlying behavioral state of either satiety or malaise. To investigate these alternative hypotheses, the effects of CCK were compared to the effects of (a) consumption of an extra quantity of palatable food, of (b) bombesin at doses ...

journal_title：Peptides

authors： Crawley JN

更新日期：1983-07-01 00:00:00

abstract：:Dermorphins are potent opiate-like peptides isolated from the skin of some species of frogs. They are characterized by the presence of a D-amino acid residue, which is crucial for bioactivity. A number of analogues were prepared in order to evaluate the structure-activity relationships. The syntheses were accomplished...

journal_title：Peptides

authors： de Castiglione R,Faoro F,Perseo G,Piani S,Santangelo F,Melchiorri P,Falconieri Erspamer G,Erspamer V,Guglietta A

更新日期：1981-10-01 00:00:00

abstract：:Antimicrobial peptides (AMPs) and mucins are components of airway secretions and both contribute to the innate host defense system. At neutral pH, AMPs are positively charged, mucins negatively. It was the aim of the study to test whether these opposite charges result in interactions between AMPs and mucins. We measur...

journal_title：Peptides

authors： Felgentreff K,Beisswenger C,Griese M,Gulder T,Bringmann G,Bals R

更新日期：2006-12-01 00:00:00

abstract：:Atrial natriuretic peptide (ANP) and endothelin (ET) are endogenous vasoactive factors that exert potent diuretic and natriuretic actions. We have previously shown that ANP and ET-3 act through an NO pathway to inhibit the sodium-glucose cotransporter (SGLT) in the intestine [Gonzalez Bosc LV, Elustondo PA, Ortiz MC, ...

journal_title：Peptides

authors： Majowicz MP,Gonzalez Bosc LV,Albertoni Borghese MF,Delgado MF,Ortiz MC,Sterin Speziale N,Vidal NA

更新日期：2003-12-01 00:00:00

abstract：:In an immunohistochemical study, a specific antiserum raised against [D-Ala2]deltorphin-I (DADTI), a highly selective ligand for delta opioid receptors, was used to demonstrate immunoreactive structures in the rat retina. [D-Ala2]Deltorphin-I immunoreactivity occurred in a subpopulation of the retinal amacrine cells s...

journal_title：Peptides

authors： Abe H,Tooyama I,Renda T,Erspamer V,Kimura H

更新日期：1994-01-01 00:00:00

abstract：:The degradation of synthetic Manduca sexta allatostatin (Manse-AS) and allatotropin (Manse-AT), by enzymes of the foregut of larvae of the tomato moth, Lacanobia oleracea was investigated using reversed-phase high performance liquid chromatography (RP-HPLC) together with matrix-assisted laser desorption ionization-tim...

journal_title：Peptides

authors： Audsley N,Weaver RJ,Edwards JP

更新日期：2002-11-01 00:00:00

abstract：:The effects of iontophoretically applied human pancreatic growth hormone-releasing factor (hpGRF), peptide histidine isoleucine (PHI-27), and somatostatin (SS) on the extracellular activity of single cells in the hypothalamus, thalamus, and cortex of the rat brain were studied in urethane-anesthetized, male rats. Neur...

journal_title：Peptides

authors： Twery MJ,Moss RL

更新日期：1985-07-01 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：:Intracerebroventricular (ICV) and subcutaneous (SC) injections of sauvagine powerfully inhibited gastric acid secretion stimulated by gastric distension and by 2-deoxy-D-glucose, but not by histamine in pylorus-ligated rats. Naloxone failed to antagonize the antisecretory effects of SC and ICV sauvagine. Intravenous i...

journal_title：Peptides

authors： Improta G,Broccardo M

更新日期：1988-07-01 00:00:00