GRP and neoplasm: Co-injection with 100 μg of [D-Phe6,Leu-NHEt13,des-Met14]Bombesin(6–14) significantly decreased accumulation of [177Lu]Lu-TacsBOMB5, [177Lu]Lu-LW01110, and [177Lu]Lu-LW01142 in the PC-3 tumor xenografts at 1 h post-injection (Figure 4, Figure 5 and Figure 6).