The highest uptake in the PSMA− PC3 flu tumor was associated with 177Lu-Alb-L5, 3.87 ± 0.70%ID/g at 2 h, 4.55 ± 0.76%ID/g at 24 h, 3.95 ± 0.50%ID/g at 48 h, and 1.87 ± 0.23%ID/g at 192 h post-injection, respectively. This evidence concerns the gene ALB and neoplasm.