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Communication
Chem. Commun., 2007, 1891 - 1893, DOI: 10.1039/b618413h
Fluorescent dyes of the esculetin and alizarin families respond to zinc ions ratiometrically
Lu Zhang, Shen Dong and Lei Zhu
Commercially available dyes of the esculetin and alizarin families are identified as lead structures for constructing ratiometric fluorescent probes for zinc ions.

