Highly sensitive turn-on detection of Ag+ in aqueous solution and live cells with a symmetric fluorescent peptide |
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| Authors: | Kim Joung-Min Lohani Chuda Raj Neupane Lok Nath Choi Youngsik Lee Keun-Hyeung |
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| Institution: | Department of Chemistry, Bioorganic Chemistry Lab, Inha University, 253 Yunghyun-dong, Nam-Gu, Incheon city, 402-751, South Korea. |
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| Abstract: | This communication presents a symmetric fluorescent peptide (K(d) = 17.4 nM) for hypersensitively detecting Ag(+) in 100% aqueous solution by turn-on response. The peptide penetrated live HeLa cells and detected intracellular Ag(+) by turn-on response. |
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