Fig. 5

Representative HPLC chromatograms of DOTA-Ahx-BN peptide. a DOTA-Ahx-BN peptide (UV: 220 nm); b DOTA-Ahx-BN peptide after labeling with cold ^natGa for identity confirmation (UV: 220 nm); c DOTA-Ahx-BN peptide after radiolabeling with radioactive ⁶⁸Ga. Note: UV detector connected before radioactive detector