Fig. 3From: Impact of seed amplification assay and surface-enhanced Raman spectroscopy combined approach on the clinical diagnosis of Alzheimer’s diseaseRepresentative AFM images of SAA products. Tapping-mode height images acquired on the SAA products generated by CSF from ONC (a) and AD samples (b), after the SAA analysis (the height bar is shown on the right). Panels show higher-resolution small-scan-size images of Αβ1-40 fibrilsBack to article page