荧光
溶酶体
选择性
化学
精氨酸
水溶液中的金属离子
衍生工具(金融)
离子
组合化学
生物物理学
生物化学
氨基酸
有机化学
生物
光学
物理
催化作用
经济
酶
金融经济学
作者
Mingming Yu,Weibin Du,Haixia Li,Hongyan Zhang,Zhanxian Li
标识
DOI:10.1016/j.bios.2016.10.090
摘要
A Near-Infrared (NIR) ratiometric and on-off fluorescent probe 1 was synthesized, which exhibited high sensitivity and excellent selectivity in arginine (Arg) recognition. 1 can quantitatively detect Arg in concentration range from 0 to 150 μM with the LOD of 138 nM. Further, it displayed excellent selectivity and anti-interference over many biological species, metal ions and anions. Due to its ability to target lysosome, the response of Arg to this probe in a living cell was successfully tracked in a ratiometric manner via fluorescence imaging.
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