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Table 2 Inhibition constants (Ki) of natCu-DOTA-xPy-αMSH (x = 1–3) towards MC1R (n = 3)

From: Synthesis of DOTA-pyridine chelates for 64Cu coordination and radiolabeling of αMSH peptide

  natCu-DOTA-1Py-αMSH natCu-DOTA-2Py-αMSH natCu-DOTA-3Py-αMSH
Ki (nM) 2.34 ± 0.91 2.11 ± 0.55 3.72 ± 1.38