Fig. 3From: Discrimination and isolation of the virus from free RNA fragments for the highly sensitive measurement of SARS-CoV-2 abundance on surfaces using a graphene oxide nano surfaceNew sample preparation protocol and kit to isolate only target RNA in virus, not free RNA fragments; a sample tube and filter column consisting of GO-coated microbeads, b adsorption efficiency (%) of virus and free RNA fragments on the GO surface, c virus lysis efficiency, d input-based RNA amount (%) in the solution (i.e., the amount of RNA released from virus and free RNA fragments), and e total recovery (%) of viral RNA and free RNA fragments through the whole processBack to article page