Dual-channel independent response
Composed of coumarin and tetrahydroacridine-conjugated indole salt, the probe undergoes a specific N-substitution reaction with Cys, enabling colorimetric and NIR ratiometric dual-channel detection.
Lin, Yanfei · Tianqing, Ye · Qian, Zhaosheng · Li, Lei · Guo, Longhua · Liu, Haiying · Wang, Jianbo
Journal of Agricultural and Food Chemistry 2024
Significant ratiometric fluorescent response
Great selectivity and sensitivity
Accurate quantitative analysis of Cys in food samples
Monitoring exogenous and endogenous Cys levels in living cells