pubmed-article:19298834 | rdf:type | pubmed:Citation | lld:pubmed |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C1123023 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0425359 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0034650 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0327029 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0999016 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0036536 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0036537 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0017890 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0030956 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C0205409 | lld:lifeskim |
pubmed-article:19298834 | lifeskim:mentions | umls-concept:C1136254 | lld:lifeskim |
pubmed-article:19298834 | pubmed:issue | 1 | lld:pubmed |
pubmed-article:19298834 | pubmed:dateCreated | 2009-5-18 | lld:pubmed |
pubmed-article:19298834 | pubmed:abstractText | Antimicrobial peptides are components of innate immunity that is the first-line defense against invading pathogens for a wide range of organisms. Here, we describe the isolation, biological characterization and amino acid sequencing of a novel neutral Glycine/Leucine-rich antimicrobial peptide from skin secretion of Leptodactylus pentadactylus named leptoglycin. The amino acid sequence of the peptide purified by RP-HPLC (C(18) column) was deduced by mass spectrometric de novo sequencing and confirmed by Edman degradation: GLLGGLLGPLLGGGGGGGGGLL. Leptoglycin was able to inhibit the growth of Gram-negative bacteria Pseudomonas aeruginosa, Escherichia coli and Citrobacter freundii with minimal inhibitory concentrations (MICs) of 8 microM, 50 microM, and 75 microM respectively, but it did not show antimicrobial activity against Gram-positive bacteria (Staphylococcus aureus, Micrococcus luteus and Enterococcus faecalis), yeasts (Candida albicans and Candida tropicalis) and dermatophytes fungi (Microsporum canis and Trichophyton rubrum). No hemolytic activity was observed at the 2-200 microM range concentration. The amino acid sequence of leptoglycin with high level of glycine (59.1%) and leucine (36.4%) containing an unusual central proline suggests the existence of a new class of Gly/Leu-rich antimicrobial peptides. Taken together, these results suggest that this natural antimicrobial peptide could be a tool to develop new antibiotics. | lld:pubmed |
pubmed-article:19298834 | pubmed:language | eng | lld:pubmed |
pubmed-article:19298834 | pubmed:journal | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:citationSubset | IM | lld:pubmed |
pubmed-article:19298834 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:chemical | http://linkedlifedata.com/r... | lld:pubmed |
pubmed-article:19298834 | pubmed:status | MEDLINE | lld:pubmed |
pubmed-article:19298834 | pubmed:month | Jul | lld:pubmed |
pubmed-article:19298834 | pubmed:issn | 1879-3150 | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:KonnoKatsuhir... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:PimentaDaniel... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:RichardsonMic... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:RochaMarcos... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:CardiBruno... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:CarvalhoKrish... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:SousaJuliana... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:BertoRaquel... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:GoisElicélia... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:Fontenele-Car... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:HonórioJosé... | lld:pubmed |
pubmed-article:19298834 | pubmed:author | pubmed-author:CamargoAntôni... | lld:pubmed |
pubmed-article:19298834 | pubmed:issnType | Electronic | lld:pubmed |
pubmed-article:19298834 | pubmed:volume | 54 | lld:pubmed |
pubmed-article:19298834 | pubmed:owner | NLM | lld:pubmed |
pubmed-article:19298834 | pubmed:authorsComplete | Y | lld:pubmed |
pubmed-article:19298834 | pubmed:pagination | 23-32 | lld:pubmed |
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pubmed-article:19298834 | pubmed:year | 2009 | lld:pubmed |
pubmed-article:19298834 | pubmed:articleTitle | Leptoglycin: a new Glycine/Leucine-rich antimicrobial peptide isolated from the skin secretion of the South American frog Leptodactylus pentadactylus (Leptodactylidae). | lld:pubmed |
pubmed-article:19298834 | pubmed:affiliation | Laboratório de Toxinologia e Farmacologia Molecular, Instituto Superior de Ciências Biomédicas, Universidade Estadual do Ceará, Fortaleza, CE 60.740-000, Brazil. | lld:pubmed |
pubmed-article:19298834 | pubmed:publicationType | Journal Article | lld:pubmed |
pubmed-article:19298834 | pubmed:publicationType | Research Support, Non-U.S. Gov't | lld:pubmed |