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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1996-12-5
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pubmed:abstractText |
Purified Coxiella burnetii (Nine Mile, phase I) ricketssiae were exposed to a synthetic peptide (CAP37(20-44)) based on the amino acid sequence of CAP37--a 37 K human neutrophil granule-associated cationic antimicrobial protein--and their capacity to infect L929 mouse fibroblast cells was assessed during a 10-day post-exposure period. Because the parasite thrives within the acidic phagolysosome we anticipated that CAP37(20-44) would have no adverse effect on the organism. This was borne out by the experiments; however, to our surprise, treated C. burnetii had a much greater capacity to infect L cells than the non-treated counterpart. We speculate that the peptide exhibits opsonin-like properties, enhancing attachment of the rickettsia to the host cell surface and subsequent entry.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Antimicrobial Cationic Peptides,
http://linkedlifedata.com/resource/pubmed/chemical/Blood Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/Carrier Proteins,
http://linkedlifedata.com/resource/pubmed/chemical/cationic antimicrobial protein CAP...
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0001-723X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
39
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
223-226
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:8825304-Animals,
pubmed-meshheading:8825304-Antimicrobial Cationic Peptides,
pubmed-meshheading:8825304-Blood Proteins,
pubmed-meshheading:8825304-Carrier Proteins,
pubmed-meshheading:8825304-Cell Line,
pubmed-meshheading:8825304-Coxiella burnetii,
pubmed-meshheading:8825304-Dose-Response Relationship, Drug,
pubmed-meshheading:8825304-Humans,
pubmed-meshheading:8825304-Mice
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pubmed:year |
1995
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pubmed:articleTitle |
A cationic antimicrobial peptide enhances the infectivity of Coxiella burnetii.
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pubmed:affiliation |
Biology Department, University of New Mexico, Albuquerque 8713-1091, USA.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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