Diffraction-unlimited all-optical imaging and writing with a photochromic GFP

Authors: Tim Grotjohann, Ilaria Testa, Marcel Leutenegger, Hannes Bock, Nicolai T. Urban, Flavie Lavoie‐Cardinal, Katrin I. Willig, Christian Eggeling, Stefan Jakobs, Stefan W. Hell - Nature 2011 cited by 495