G-Quadruplex-Modulated Fluorescence Detection of Potassium in the Presence of a 3500-Fold Excess of Sodium Ions
β Scribed by Qin, Haixia; Ren, Jiangtao; Wang, Jiahai; Luedtke, Nathan W.; Wang, Erkang
- Book ID
- 120380266
- Publisher
- American Chemical Society
- Year
- 2010
- Tongue
- English
- Weight
- 1001 KB
- Volume
- 82
- Category
- Article
- ISSN
- 0003-2700
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Two novel fluorescent chemosensors in which an aza-crown is linked to 4-coumaryl fluorophores by a methylene spacer have been synthesized for sensing saxitoxin. Fluorescence enhancement was observed upon binding of the dicationic toxin molecule, whereas several metal ions produced no effect.
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