In the ST1273 model, PSMA SMOL-TTC variants (1.5 MBq/kg, SD, i.v.)resulted in a marked reduction (p<0.001) in tumor volume compared with vehicle on day 12 with T/C values of 0.27, 0.31, 0.31, and 0.34 for the monomer, dimer, trimer, and tetramer, respectively (Fig. 4a and Online Resource, Suppl. Here, FOLH1 is linked to neoplasm.