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Tricky triggering: Supramolecular peptide amphiphiles were prepared by host–guest complexation of pyrene-labeled peptides and viologen lipid with cucurbit[8]uril. They self-assemble into vesicles, which are responsive to a variety of external triggers. Both “switching on” and “switching off” of fluoresence and cytotoxicity is demonstrated in vitro.
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Jiao et al. (2012) studied this question.
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