Skip to main content

Table 2 Normalized cumulated activity coefficients (NCAs) for indicated source organs determined from whole-body imaging of three healthy subjects injected intravenously with [11C]-UCB-J

From: Human biodistribution and dosimetry of [11C]-UCB-J, a PET radiotracer for imaging synaptic density

Source organ NCA (MBq-hr/hr) Average
Adult female Adult female Adult male
Brain 0.0787 0.0633 0.0506 0.0642 ± 0.0141
Gallbladder 0.0030 0.0000 0.0014 0.0015 ± 0.0015
Small intestine 0.0524 0.0341 0.0598 0.0488 ± 0.0133
Right colon 0.0062 0.0041 0.0071 0.0058 ± 0.0015
Left colon 0.0002 0.0001 0.0003 0.0002 ± 0.0001
Stomach 0.0105 0.0047 0.0078 0.0077 ± 0.0029
Heart wall 0.0037 0.0034 0.0053 0.0041 ± 0.0010
Kidneys 0.0144 0.0156 0.0064 0.0121 ± 0.0050
Liver 0.0654 0.0641 0.0705 0.0667 ± 0.0034
Lungs 0.0101 0.0093 0.0121 0.0105 ± 0.0014
Red marrow 0.0211 0.0194 0.0192 0.0199 ± 0.0010
Spleen 0.0015 0.0017 0.0008 0.0013 ± 0.0005
Urinary bladder 0.0358 0.0263 0.0211 0.0277 ± 0.0075
Total body/remainder 0.1720 0.1946 0.1872 0.1846 ± 0.0155