TABLE 1.
Calculated Transduced-to-Nontransduced Tumor and Tissue-to-Muscle Radiotracer Accumulation Ratios for 18F-FHBG In Vivo (n = 5, P < 0.05)
%ID/g (mean ± SD) for the following sample: |
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Ratio | wt-tk | A167Ytk | sr39tk | A167Ysr39tk | Nontransduced tumor | Muscle |
Transduced-to-nontransduced tumor | 22.4 ± 1.3 | 30 ± 12 | 146 ± 19 | 82 ± 12 | 1 | |
Tissue-to-muscle | 31 ± 2.7 | 42 ± 11 | 204 ± 17 | 115 ± 16 | 1.4 ± 0.1 | 1 |