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. Author manuscript; available in PMC: 2019 May 18.
Published in final edited form as: ACS Chem Biol. 2018 Apr 19;13(5):1299–1306. doi: 10.1021/acschembio.8b00096

Figure 4.

Figure 4

A) Delmarine binds to Fe2+, Fe3+, Zn2+, and Cu2+ in phosphate buffered saline but not to Mn2+, Mg2+, or Ca2+ as assessed by UV-Vis spectroscopy. B) Only addition of Fe3+ and Fe2+ rescues delmarine-induced cell death in HT1080 cells as assessed by alamar blue (48 h), N = 3.