“…In addition, some of them (e.g., Cu 2+ , VO, La) display sometimes higher light toxicity than original curcumin, comparable with Photofrin. [352] In combination with structure motif of the curcumin and ruthenium complexes, this could lead to an increase in curcumin therapeutic effectivity [353][354][355][356]. In this case, IC 50 value for Ru(cym)(bdcurc)(PTA)]PF 6 (Fig.…”