Table 3.

LogD values of human serum stable radioconjugates determined in n-octanol/PBS buffer system.

Radioconjugate	logD
	68Ga-	177Lu-
APT-Et-DOTA, 5A	0.141 ± 0.019	0.708 ± 0.021
APT-Pr-DOTA, 5B	0.058 ± 0.016	0.654 ± 0.022
APT-Bu-DOTA, 5C	0.290 ± 0.018	0.777 ± 0.021
APT-Ac-HN-NH-DOTA, 5D	−1.012 ± 0.017	−0.401 ± 0.015
APT-Ac-Et-DOTA, 5E	−0.231 ± 0.015	0.500 ± 0.017