“In contrast, EDTA enhanced the activity of Fe(III) with a time-dependent formation of FdU. EDTA and diethylenetriaminepentaacetic acid (…(II)-mediated decomposition of HPMdU to FdU. Only desferal partially inhibited the activity of Fe(II), whereas the activities of Cu(I) , Cu(II), and … by desferal and DTPA.”