ALB and neoplasm: On the other hand, the arene diamine complex [Ru(η6-p-cymene)(4,7-diphenyl-1,10-phenanthroline)CQ](PF6)2 was found to interact with DNA and serum albumin, as well as noticeably inhibit tumor cell growth in vitro (A549, MDA-MB-231, MCF-7, L929) with IC50 in the 0.8–6 μM range [124].