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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.