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. 2023 Aug 10;13(8):801. doi: 10.3390/bios13080801

Figure 13.

Figure 13

(A) Schematic illustration of the Au NBP-etching-based multicolor colorimetric assay for glucose detection. Reproduced with permission from [77]. Copyright 2019, Elsevier. (B) Schematic of LSPR DFM Scattering Detection of Telomerase Activity via TMB2+ Etching of Au NRs at a Single-Au NR Level. Reproduced with permission from [124]. Copyright 2022, ACS Publications. (C) Scheme of the determination of Kana based on the etching of Au@Ag NSR by DNA/LDO FNW. Reproduced with permission from [76]. Copyright 2021, Elsevier.