Department of Neurology Second Hospital of Shanxi Medical University Taiyuan 030000 Shanxi China;
Shanxi Cardiovascular Hospital Shanxi Medical University Taiyuan 030000 Shanxi China;
Department of Neurology Second Hospital of Shanxi Medical University Taiyuan 030000 Shanxi China;
Department of Neurology Second Hospital of Shanxi Medical University Taiyuan 030000 Shanxi China;
Department of Neurology Second Hospital of Shanxi Medical University Taiyuan 030000 Shanxi China;
Kynurenine pathway; Alzheimer''s disease; Vascular dementia; Kynurenine; Quinolinic acid;