Source:http://linkedlifedata.com/resource/pubmed/id/11823123
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
2002-2-1
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pubmed:abstractText |
We describe a method by which endocytosis-based radiolabeling of WBC is achieved using 99mTc-liposomes of optimal size and charge, and of a composition that assures both in vitro (whole blood) and intracellular stability of the radiopharmaceutical. In our study, excellent in vitro stability of 99mTc-liposomes with 95% labeling efficiency was observed with >90% stability up to 6 h and a minimum of 85% after 24 h of incubation either in normal saline or serum. Total WBC labeling efficiency using 99mTc-liposomes determined by radio-thin layer chromatographic analysis was 30.6 +/- 2.21%, 20.89 +/- 1.31% for monocytes and 9.7 +/- 1.74% for polymorphonuclears. Negligible activity was bound to red blood cells. The procedure did not affect the cell viability and the separation of the free 99mTc-liposomes from the cells was done by centrifugation.
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pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0969-8051
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
29
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
185-90
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:11823123-Biotransformation,
pubmed-meshheading:11823123-Cell Survival,
pubmed-meshheading:11823123-Endocytosis,
pubmed-meshheading:11823123-Humans,
pubmed-meshheading:11823123-Isotope Labeling,
pubmed-meshheading:11823123-Leukocytes,
pubmed-meshheading:11823123-Liposomes,
pubmed-meshheading:11823123-Radiopharmaceuticals,
pubmed-meshheading:11823123-Sodium Pertechnetate Tc 99m
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pubmed:year |
2002
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pubmed:articleTitle |
Selective in vitro labeling of white blood cells using 99mTc-labeled liposomes.
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pubmed:affiliation |
The University of Texas M. D. Anderson Cancer Center, Houston, Texas 77030, USA.
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pubmed:publicationType |
Journal Article,
In Vitro
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