@article{article30b17a4f, title = {Singlet oxygen reacts with 2',7'-dichlorodihydrofluorescein and contributes to the formation of 2',7'-dichlorofluorescein}, author = {Daghastanli, Nasser Ali and Itri, Rosangela and Baptista, MaurĂ­cio da Silva}, year = {2008}, journal = {Photochemistry and Photobiology} }