title: Friedrich Wilhelm Kühne. The centennial of rhodopsin.
mesh_terms: D005858:Germany; D049672:History, 19th Century; D009885:Ophthalmology / Q000266:history; D010827:Physiology / Q000266:history; D012168:Retinal Pigments / Q000266:history*; D012243:Rhodopsin / Q000266:history*
chemical_list: D012168:Retinal Pigments; D012243:Rhodopsin