Source:http://linkedlifedata.com/resource/pubmed/id/15549725
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rdf:type | |
lifeskim:mentions |
umls-concept:C0025255,
umls-concept:C0040715,
umls-concept:C0302523,
umls-concept:C0302908,
umls-concept:C0303920,
umls-concept:C0439851,
umls-concept:C0599718,
umls-concept:C0599813,
umls-concept:C0599893,
umls-concept:C0700325,
umls-concept:C1337615,
umls-concept:C1522702,
umls-concept:C1552596,
umls-concept:C1742737,
umls-concept:C1947931
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pubmed:issue |
1
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pubmed:dateCreated |
2005-1-17
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pubmed:abstractText |
The recent hypothesis that counteranion-mediated dynamic inversion of charge and solubility might contribute to diverse functions of oligoarginines in biomembranes was tested with two fluorescently labelled oligomers, FL-R(8), one of the most active cell-penetrating peptides, and its longer version, FL-R(16). We report evidence for counteranion-mediated phase transfer from water into bulk chloroform and anionic lipid-bilayer membranes as well as reverse-phase transfer from bulk chloroform and across intact lipid-bilayer membranes into water. The differences found between FL-R(8) and FL-R(16) with regard to location in the bilayer and reverse-phase transfer from bulk and lipid-bilayer membranes into water implied that the reported results may be relevant for biological function.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Antiporters,
http://linkedlifedata.com/resource/pubmed/chemical/Arginine,
http://linkedlifedata.com/resource/pubmed/chemical/Fluorescent Dyes,
http://linkedlifedata.com/resource/pubmed/chemical/Lipid Bilayers,
http://linkedlifedata.com/resource/pubmed/chemical/Oligopeptides
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pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
1439-4227
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
6
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
114-22
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading | |
pubmed:year |
2005
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pubmed:articleTitle |
Direct observation of anion-mediated translocation of fluorescent oligoarginine carriers into and across bulk liquid and anionic bilayer membranes.
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pubmed:affiliation |
Department of Organic Chemistry, University of Geneva, 30, Quai Ernest-Ansermet, 1211 Geneva 4, Switzerland. naomi.sakai@chiorg.unige.ch
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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