GLIS2 and neoplasm: Li et al. [117] performed in vitro cellular uptake studies and in vivo microPET imaging to attest to the diagnostic efficacy of a novel [68Ga]Ga-labeled NKL probe made up of NGR motif and pro-necrotic D-K6L9 peptide in 22Rv1 human prostate carcinoma cell line and corresponding tumor-bearing mice (shown in Table 3) [117,118].