Disclosed is a diagnostic marker for prodromal stage Mild Cognitive Impairment (MCI) of the Alzheimer's disease. The marker is plasma long-chain non-coding ribonucleic acid (lncRNA), comprising one or more of ENST00000549762, NR_024049, T324988 or ENST00000567919. Also disclosed are an application of the marker and a corresponding kit.
MCI DIAGNOSTIC MARKER, MCI DIAGNOSTIC KIT, AND CORRESPONDING DETECTION METHOD