A highly selective fluorescence sensor for cysteine/homocysteine and its application in bioimaging

作者:Liu Tao; Huo Fangjun; Yin Caixia*; Li JianFang; Niu Lixi
来源:RSC Advances, 2015, 5(36): 28713-28716.
DOI:10.1039/c5ra03011k

摘要

A new near-infrared (NIR) sensitive Cys/Hcy probe based on squaraine was rationally designed and synthesized. This is a Cys/Hcy sensor with excitation in the near-infrared region and features excellent selectivity for Cys/Hcy over other amino acids and GSH.