Research Article

Diblock/Triblock Structural Transition and Sol-Gel Transition of Peptide/PEG Diblock Copolymer Having a Terminal Terpyridine Group Induced by Complexation with Metal Ion

Figure 3

Color change of the tpy-PEG-PLeu solution caused by the complexation with metal ion. (a) Chloroform solution of tpy-PEG-PLeu. (b) Methanol solution of Fe2+ ion. (c) Mixture of the solution (a) and (b).
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