TABLE 1

Biodistribution of 11C-SA4503 in Pituitary and Tumor

ParameterNormal pituitary (n = 5)Pituitary tumor (n = 6)P
SUV3.28 ± 0.4710.28 ± 2.10<0.05
Tissue-to-brain ratio2.90 ± 0.615.70 ± 0.77<0.05
Tissue-to-plasma ratio17.29 ± 1.72101.1 ± 19.42<0.01
  • Two rats that had large necrotic tumors were not included in this analysis.

  • Data are expressed as mean ± SEM.