For both ALT (225Ac-treated tumor-bearing animals: 345 ± 166 U/L; all other cohorts: 35–87 U/L) and ALP (225Ac-treated naïve animals: 76 ± 14 U/L; all other cohorts: 19 to 32 U/L) values, one out of five cohorts presented elevated serum concentrations, whereas all other cohorts displayed mean values within a comparable range. Here, GPT is linked to neoplasm.