FOLH1 and neoplasm: [68Ga]Ga-P19 also showed more favourable renal accumulation values at one-hour p.i. 0.85 ± 0.36 vs. 0.12 ± 0.03 (tumour-to-kidney), thus it can be less harmful to the kidneys at the shorter time points than the [68Ga]Ga-PSMA-617, which has better tumour-to-kidney ratio at two hours post injection 0.85 ± 0.02 vs. 1.26 ± 0.46, respectively.