Macropa is a macrocyclic chelator that can be used as radionuclides to study soft tissue metastases.
References:
[1]. Blei MK, et al. Equilibrium Thermodynamics of Macropa Complexes with Selected Metal Isotopes of Radiopharmaceutical Interest. Inorg Chem. 2023 Dec 18;62(50):20699-20709.
















