Research / 2020 / Article / Fig 1

Research Article

Single-Atom Nanozymes Linked Immunosorbent Assay for Sensitive Detection of Aβ 1-40: A Biomarker of Alzheimer’s Disease

Figure 1

(a) TEM image of Fe-Nx SANs. (b) HRTEM image of the Fe-Nx SANs. (c) EDS elemental analysis of Fe-Nx SANs. (d) STEM image of Fe-Nx SANs and EDS elemental mapping results of C, N, and Fe.