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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1982-2-22
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pubmed:abstractText |
The response to accelerated neon ions of human Nall melanomas growing in nude mice was measured by an in vitro colony-forming assay following in situ tumor irradiation in the midposition of a 10-cm extended-peak ionization region. Values of the relative biological effectiveness (RBE) for peak neon ions compared with 60Co gamma radiation were 3.2 and 3.4, respectively, at the 1% and 10% survival levels. Following irradiation with peak neon ions, the repair of potentially lethal damage (PLD) was comparable to that observed after gamma irradiation. When misonidazole (1 mg/g intraperitoneal dose) was administered in combination with extended-peak neon ions, the drug enhancement ratio (ER) at the 1% survival level was 1.5 if the tumors were removed and plated in vitro immediately following irradiation, and 1.9 if tumor excision and plating were delayed for greater than 6 hours. Administration of misonidazole completely inhibited PLD repair following either gamma irradiation or extended-peak neon-ion irradiation.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jan
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pubmed:issn |
0033-8419
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
142
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
219-23
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:6796997-Animals,
pubmed-meshheading:6796997-Cell Survival,
pubmed-meshheading:6796997-Colony-Forming Units Assay,
pubmed-meshheading:6796997-Female,
pubmed-meshheading:6796997-Male,
pubmed-meshheading:6796997-Melanoma,
pubmed-meshheading:6796997-Mice,
pubmed-meshheading:6796997-Mice, Nude,
pubmed-meshheading:6796997-Misonidazole,
pubmed-meshheading:6796997-Neon,
pubmed-meshheading:6796997-Neoplasm Transplantation,
pubmed-meshheading:6796997-Nitroimidazoles,
pubmed-meshheading:6796997-Radiotherapy, High-Energy,
pubmed-meshheading:6796997-Skin Neoplasms
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pubmed:year |
1982
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pubmed:articleTitle |
Effect of combined misonidazole and accelerated neon ions on a human melanoma transplanted into nude mice.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
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