Fig. 4.
Selectivity index (average ratio of tracer accumulation between C6-sr39tk+ and C6-tk+ cells) of [18F]FHBG and [18F]FEAU (asterisk denotes P<0.05).
Selectivity index (average ratio of tracer accumulation between C6-sr39tk+ and C6-tk+ cells) of [18F]FHBG and [18F]FEAU (asterisk denotes P<0.05).