Fig. 4From: Exploring the impact of PEGylation on pharmacokinetics: a size-dependent effect of polyethylene glycol on prostate-specific membrane antigen inhibitorsStability of [68Ga]Ga-PP4-WD and [68Ga]Ga-PP8-WD. Radiochemical purity was recorded in PBS (A) and human serum (B) at 30, 60, and 120 minBack to article page