Rhodamine-sugar based turn-on fluorescent probe for the detection of cysteine and homocysteine in water

Young-Keun Yang, Soyoung Shim, Jinsung Tae
Chemical Communications: Chem Comm 2010 November 7, 46 (41): 7766-8
A new turn-on fluorescent probe utilizing the "chemosensing ensemble" method is developed to detect thiol-containing amino acids. A complex of Au(+) and a rhodamine hydroxylamine having 2-deoxyribose can selectively detect cysteine and homocysteine in water.

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