DOPA-decarboxylase is elevated in CSF, but not plasma, in prodromal and de novo Parkinson's disease. - Appleton, Ellen; Khosousi, Shervin; Ta, Michael; Nalls, Michael; Singleton, Andrew B.; Sturchio, Andrea; Markaki, Ioanna; Paslawski, Wojciech; Iwaki, Hirotaka; Svenningsson, Per (Translational Neurodegeneration, 2024)