Table 2. Humanized ¹⁸F-PEG₆-IPQA Residence Times (Hours) in Nonhuman Primates.

Organ	Female	Male	All
Blood	0.48 0.25	0.33 ± 0.13	0.41 ± 0.20
Brain	0.024 ± 6 0.006	0.023 ± 0.005	0.024 ± 0.005
Gallbladder	0.32 ± 0.18	0.15 ± 0.09	0.24 ± 0.16
Heart	0.011 ± 0.003	0.010 ± 0.002	0.011 ± 0.002
Kidneys	0.17 ± 0.14	0.061 ± 0.037	0.12 ± 0.11
Liver	0.29 ± 0.11	0.25 ± 0.16	0.27 ± 0.13
Lungs*	0.049 ± 0.025	0.034 ± 0.013	0.041 ± 0.020
Red marrow*	0.018 ± 0.009	0.012 ± 0.005	0.015 ± 0.007
Small intestine	0.24 ± 0.16	0.35 ± 0.19	0.29 ± 0.17
Remainder of body	1.2 ± 0.32	1.68 ± 0.11	1.46 ± 0.32
Urinary bladder contents			0.024 ± 0.089
Total residence time	2.45 ± 0.19	2.75 ± 0.12	2.64 ± 0.22

^*Lung and red marrow times are derived from blood residence time. Data are presented as mean ± SD.