The effect of halogenation on the antimicrobial activity, antibiofilm activity, cytotoxicity and proteolytic stability of the antimicrobial peptide Jelleine-I.

abstract：:Hypocretin-1 (hcrt-1) and hypocretin-2 (hcrt-2) are two recently discovered hypothalamic neuropeptides. In the present study, using double immunofluorescent techniques, the co-localization of hcrt-1 and hcrt-2 was examined in neuronal soma and fibers/terminals located, respectively, in the cat hypothalamus and brainst...

journal_title：Peptides

authors： Zhang JH,Sampogna S,Morales FR,Chase MH

更新日期：2002-08-01 00:00:00

abstract：:Inferences regarding biosynthesis of LHRH in rats are made from immunocytochemical studies using LHRH antisera with varied and specific binding requirements. Immunoreactive perikarya were observed with antisera that could bind putative large molecular weight precursors of LHRH. No cells were detected with an antiserum...

journal_title：Peptides

authors： King JC,Anthony EL

更新日期：1983-11-01 00:00:00

abstract：:The effect of EGF on the incorporation of [3H]TdR into DNA (DNA synthesis) was determined in the esophagus, liver, pancreas, and kidney in mice standardized to 12 hours (hr) of light alternating with 12 hr of darkness. A question asked was whether intraperitoneally administered EGF could alter the circadian patterns o...

journal_title：Peptides

authors： Scheving LA,Tsai TH,Scheving LE,Hoke WS

更新日期：1987-03-01 00:00:00

abstract：:Given the importance of G-protein coupled receptors in the regulation of many physiological functions, deciphering the relationships between genotype and phenotype in past and present hominin GPCRs is of main interest to understand the evolutionary process that contributed to the present-day variability in human trait...

journal_title：Peptides

authors： Mata X,Renaud G,Mollereau C

更新日期：2019-12-01 00:00:00

abstract：:Unilateral intracerebroventricular (ICV) injections of a high dose of CCK7 have been reported to elicit barrel rotations accompanied by contralateral postural asymmetry; there was no spontaneous locomotor activity other than barrel rolling. The aim of the present study was to investigate the effects of lower doses of ...

journal_title：Peptides

authors： Morency MA,Ross GM,Hesketh D,Mishra RK

更新日期：1987-11-01 00:00:00

abstract：:The term "oxidative stress" indicates a set of chemical reactions unleashed by a disparate number of events inducing DNA damage, lipid peroxidation, protein modification and other effects, which are responsible of altering the physiological status of cells or tissues. Excessive Reactive Oxygen Species (ROS) levels may...

journal_title：Peptides

authors： Sandomenico A,Severino V,Apone F,De Lucia A,Caporale A,Doti N,Russo A,Russo R,Rega C,Del Giacco T,Falcigno L,Ruvo M,Chambery A

更新日期：2017-03-01 00:00:00

abstract：:Urotensin II (UII) induces the development of cardiac remodeling and atherosclerosis by promoting hypertrophy of cardiomyocytes and mitogenesis of fibroblasts and vascular smooth muscle cells. But its effect on cardiac side population cells (CSPs), one of somatic stem cells, is unclear. The present study examined the ...

journal_title：Peptides

authors： Gong H,Ma H,Liu M,Zhou B,Zhang G,Chen Z,Jiang G,Yan Y,Yang C,Kanda M,Wu J,Yuan J,Li L,Nagai T,Komuro I,Ge J,Zou Y

更新日期：2011-05-01 00:00:00

abstract：:Subpopulations of dopamine (DA) neurons in the ventral mesencephalon have been reported to contain cholecystokinin (CCK) and neurotensin (NT), giving rise to DA, DA/NT, NT/CCK and DA/CCK/NT projections. More precisely, colocalized DA/CCK neurons project mainly to the caudal part of the medial nucleus accumbens, wherea...

journal_title：Peptides

authors： Heidbreder C,Gewiss M,De Mot B,Mertens I,De Witte P

更新日期：1992-05-01 00:00:00

abstract：:The neuropeptide calcitonin gene-related peptide (CGRP) may play a role in neurogenic inflammation, tissue remodeling of the uterine cervix, promoting vasodilation, parturition, and processing of sensory information in the spinal cord. CGRP-immunoreactive nerves of the cervix and spinal cord have been studied but cell...

journal_title：Peptides

authors： Pokabla MJ,Dickerson IM,Papka RE

更新日期：2002-03-01 00:00:00

abstract：:In situ hybridization techniques have been developed that quantitate the relative levels of specific mRNAs in individual cell types of a heterogeneous tissue, the mammalian brain. Here, we discuss those special procedures and precautions necessary for hybridizing radiolabeled probes to developing and adult brain mRNAs...

journal_title：Peptides

authors： Griffin WS,Morrison MR

更新日期：1985-01-01 00:00:00

abstract：:Venoms from cone snails (genus Conus) can be seen as an untapped cocktail of biologically active compounds, being increasingly recognized as an emerging source of peptide-based therapeutics. Cone snails are considered to be specialized predators that have evolved the most sophisticated peptide chemistry and neuropharm...

journal_title：Peptides

authors： Peigneur S,Van Der Haegen A,Möller C,Waelkens E,Diego-García E,Marí F,Naudé R,Tytgat J

更新日期：2013-03-01 00:00:00

abstract：:By immunohistochemistry it was found that PHI- and VIP-like immunoreactivity (-IR) occurred in the same autonomic neurons in the upper respiratory tract, tongue and salivary glands with associated ganglia in rat, guinea-pig, cat, pig and man. VIP- and PHI-like immunoreactivity was also found in similar locations in th...

journal_title：Peptides

authors： Lundberg JM,Fahrenkrug J,Hökfelt T,Martling CR,Larsson O,Tatemoto K,Anggård A

更新日期：1984-05-01 00:00:00

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：:A series of Locusta adipokinetic hormone I (AKH-I), < QLNFTPNWGTa, analogues, were synthesized with modifications at the C-terminal threonine residue using a combination of solid- and liquid-phase methodology and evaluated in Locusta migratoria, in a lipid mobilization assay in vivo and an acetate uptake assay in vitr...

journal_title：Peptides

authors： Lee MJ,Goldsworthy GJ,Poulos CP,Velentza A

更新日期：1996-01-01 00:00:00

abstract：:The distributions of neuropeptides in paraffin-embedded tissue sections (PETS) of the eyestalk, brain, and thoracic ganglia of the shrimp Penaeus monodon were visualized by imaging mass spectrometry (IMS). Peptide signals were obtained from PETS without affecting morphological features. Twenty-nine neuropeptides compr...

journal_title：Peptides

authors： Chansela P,Goto-Inoue N,Zaima N,Sroyraya M,Sobhon P,Setou M

更新日期：2012-03-01 00:00:00

abstract：:An identical CRF-related diuretic peptide (Musca-DP) was isolated and characterized from whole-body extracts of the house fly, Musca domestica, and stable fly, Stomoxys calcitrans. The peptide stimulates cyclic AMP production in Manduca sexta Malpighian tubules and increases the rate of fluid secretion by isolated Mus...

journal_title：Peptides

authors： Clottens FL,Holman GM,Coast GM,Totty NF,Hayes TK,Kay I,Mallet AI,Wright MS,Chung JS,Truong O

更新日期：1994-01-01 00:00:00

abstract：:Two molecular forms of gonadotropin-releasing hormone (GnRH) were identified in the extracts of various brain areas, spinal cord and pituitary in female and male goldfish and had chromatographic and immunological properties similar to [His5, Trp7, Tyr8]-GnRH (cGnRH-II) and [Trp7,Leu8]-GnRH (sGnRH). Radioimmunoassay us...

journal_title：Peptides

authors： Yu KL,Sherwood NM,Peter RE

更新日期：1988-05-01 00:00:00

abstract：:ACTH/MSH(4-10) (10 micrograms/kg/b.i.d.; IP), administered to pregnant Sprague-Dawley rats during gestational days (GD) 3 to 12, significantly increased the metabolic activity of extensor digitorum longus (EDL) muscle at postnatal day 14. ACTH/MSH peptide, administered from day of birth to postnatal day 13, had no eff...

journal_title：Peptides

authors： Rose KJ,Strand FL

更新日期：1990-01-01 00:00:00

abstract：:The proteolytic conversion of oxytocin and vasopressin by purified rat brain synaptic membranes was studied at 37 degrees C and physiological pH 7.4. The formed peptide fragments were isolated by high performance liquid chromatography and characterized by amino acid analysis. When oxytocin was incubated with synaptic ...

journal_title：Peptides

authors： Stancampiano R,Melis MR,Argiolas A

更新日期：1991-09-01 00:00:00

abstract：:We have used high performance liquid chromatography and radioimmunoassay to characterize the CCK-like molecules in the central nervous system. The major form of CCK is the sulfated octapeptide. This molecule is distributed unevenly among various brain regions; the highest levels are found in the cortex and striatum. W...

journal_title：Peptides

authors： Beinfeld MC,Meyer DK,Brownstein MJ

更新日期：1981-01-01 00:00:00

abstract：:Dendroaspis natriuretic peptide (DNP) is one of four members of the natriuretic peptide family sharing functional and structural properties. The purpose of the present study was to elucidate the physiological role of DNP on renal functions and its cellular mechanism in the rabbit kidney. DNP (5 μg/kg/min) infused intr...

journal_title：Peptides

authors： Kim SM,Kim SY,Kim SH,Cho KW,Kim SZ

更新日期：2012-01-01 00:00:00

abstract：:Brazilian freshwater stingrays, Potamotrygon gr. orbigyni, are relatively common in the middle-western regions of Brazil, where they are considered an important public health threat. In order to identify some of their naturally occurring toxin peptides available in very low amounts, we combine analytical protocols suc...

journal_title：Peptides

authors： Conceição K,Santos JM,Bruni FM,Klitzke CF,Marques EE,Borges MH,Melo RL,Fernandez JH,Lopes-Ferreira M

更新日期：2009-12-01 00:00:00

abstract：:Antibiotic therapy for methicillin-resistant Staphylococcus aureus (MRSA) infections is becoming more difficult in hospitals and communities because of strong biofilm-forming properties and multidrug resistance. Biofilm-associated MRSA is not affected by therapeutically achievable concentrations of antibiotics. Theref...

journal_title：Peptides

authors： Dosler S,Mataraci E

更新日期：2013-11-01 00:00:00

abstract：:Obestatin is a 23-amino-acid peptide originally regarded as an anorexigenic factor. However, most of the subsequent studies failed to confirm the initially reported anorexigenic properties of obestatin. Obestatin is incapable of crossing the blood brain barrier (BBB), which may affect its biological function. Here, we...

journal_title：Peptides

authors： Ren G,He Z,Cong P,Chen H,Guo Y,Yu J,Liu Z,Ji Q,Song Z,Chen Y

更新日期：2013-04-01 00:00:00

abstract：:Hymenochirin-1B (IKLSPETKDN(10)LKKVLKGAIK(20)GAIAVAKMV.NH2) is a cationic, amphipathic, α-helical, host-defense peptide, first isolated from skin secretions of the Congo clawed frog Hymenochirus boettgeri (Pipidae). Structure-activity relationships were investigated by synthesizing analogs in which the Pro(5), Glu(6) ...

journal_title：Peptides

authors： Mechkarska M,Prajeep M,Radosavljevic GD,Jovanovic IP,Al Baloushi A,Sonnevend A,Lukic ML,Conlon JM

更新日期：2013-12-01 00:00:00

abstract：:The distribution of neurokinin B (NKB) was determined by immunocytochemistry with antisera directed toward its amino terminus. Immunoreactive perikarya were detected in the main and accessory olfactory bulbs, cortical regions, the olfactory tubercle, the bed nucleus of the stria terminalis, the diagonal band of Broca,...

journal_title：Peptides

authors： Merchenthaler I,Maderdrut JL,O'Harte F,Conlon JM

更新日期：1992-07-01 00:00:00

abstract：:The localization of CCK8-, bombesin- and VIP-like immunoreactivities in the myenteric plexus of the guinea pig small intestine has been studied by radioimmunoassay of extracts of longitudinal muscle strips obtained with and without adherent myenteric plexus; concentrations were compared with those in other regions of ...

journal_title：Peptides

authors： Hutchison JB,Dimaline R,Dockray GJ

更新日期：1981-04-01 00:00:00

abstract：:This is the first report on the structural identity of a neuropeptide of the insect order Megaloptera. A peptide was isolated and sequenced from the retrocerebral corpora cardiaca glands of the alderfly, Sialis lutaria. The sequence of the peptide was deduced from the multiple MS(N) electrospray mass data as that of a...

journal_title：Peptides

authors： Gäde G,Simek P,Marco HG

更新日期：2009-03-01 00:00:00

abstract：:Recent refinements in methodology now permit the study of endogenous peptide hormones in their individual target cells. The investigations reported here deal with the question of whether endogenous ACTH can be detected in its target cells in the highly active adrenal gland of the normally lactating rat. This question ...

journal_title：Peptides

authors： Nolin JM

更新日期：1980-10-01 00:00:00

abstract：:The evolution, function and interaction of ligand-receptor pairs are of major pharmaceutical interest. Comparative sequence analysis approaches using data from phylogenetically distant organisms can provide insights into their origin and possible physiological roles. The present review focuses on the pituitary adenyla...

journal_title：Peptides

authors： Cardoso JC,Vieira FA,Gomes AS,Power DM

更新日期：2007-09-01 00:00:00