Abstract
We investigated a correlation between the expression of human sodium iodide symporter (hNIS) mRNA and the uptake of 99mTc-pertechnetate in 25 breast tumors. 99mTc-pertechnetate scintigraphy revealed positive uptake in 4 patients. The normalized mRNA expression of hNIS was higher in tumors with positive uptake on the scintigraphy (n=4, median 0.97, range 0.78-1.27) than that in negative uptake tumors (n=21, median 0.46, range 0.10-1.03, p < 0.005). 99mTc-pertechnetate uptake is correlated with the hNIS expression in the breast tumor.
Publication types
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Clinical Trial
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Research Support, Non-U.S. Gov't
MeSH terms
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Breast Neoplasms / diagnostic imaging*
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Breast Neoplasms / genetics
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Breast Neoplasms / metabolism*
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Female
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Gene Expression Regulation, Neoplastic*
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Humans
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Middle Aged
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RNA, Messenger / biosynthesis
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Radionuclide Imaging
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Radiopharmaceuticals / pharmacokinetics*
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Reverse Transcriptase Polymerase Chain Reaction
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Sodium Pertechnetate Tc 99m / pharmacokinetics*
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Symporters / biosynthesis
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Symporters / metabolism*
Substances
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RNA, Messenger
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Radiopharmaceuticals
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Symporters
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sodium-iodide symporter
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Sodium Pertechnetate Tc 99m