Fig. 4From: Synthesis of DOTA-pyridine chelates for 64Cu coordination and radiolabeling of αMSH peptide64Cu labeling conversion of DOTA-2Py, DOTA-3Py and cyclen-4Py at 1, 5, 10, 20 and 30 min performed with ligand concentration of 1 × 10− 4 M (10 nmol ligand, 3 MBq 64Cu) and ambient temperature (n = 3)Back to article page