Zn2+-triggered amide tautomerization produces a highly Zn2+-selective, cell-permeable, and ratiometric fluorescent sensor.

By Zhaochao Xu, Kyung-Hwa Baek, Ha na Kim, Jingnan Cui, X. Qian, David R. Spring, I. Shin, Juyoung Yoon. Journal of the American Chemical Society, 2010

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