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. 2011 Jul 19;2(9):673–677. doi: 10.1021/ml200123w

Table 2. Speciation of Radioactivity in Brain and Blood of Mice Injected with [18F]8 and [11C]1a (% Intact Tracera).

  blood
 brain
tissue 10 min 30 min 10 min 30 min
[18F]8 12 ± 3 5 ± 4 92 ± 4 88 ± 6
[11C]1a 20 ± 5 11 ± 2 96 ± 1 92 ± 3
a

The extraction efficiency from the blood and brain homogenate samples was 64–95%.