title: Photochromically-controlled, reversibly-activated MRI and optical contrast agent.
abstract: The contrast agent which tethers a spiropyran group to a Gd-DO3A moiety has higher relaxivity and fluorescence intensity in the dark; the relaxivity and fluorescence intensity decrease after irradiation with visible light.
authors: Department of Biomedical Engineering, University of California, Davis, CA 95616, USA.
authors: Chuqiao
authors: C
authors: Tu
authors: Angelique Y
authors: AY
authors: Louie
mesh_terms: D003287:Contrast Media / Q000138:chemical synthesis / Q000737:chemistry*; D007536:Isomerism; D008279:Magnetic Resonance Imaging; D015394:Molecular Structure; D010777:Photochemistry
chemical_list: D003287:Contrast Media