Highly chemoselective turn-on fluorescent probe for ferrous (Fe2+) ion detection in cosmetics and live cells. - Khatun, Sabina; Biswas, Shayeri; Binoy, Anupama; Podder, Arup; Mishra, Nandita; Bhuniya, Sankarprasad (Journal of Photochemistry & Photobiology B: Biology, 2020)