fig5

From: Wearable and implantable aptamer sensors for physiological monitoring

Figure 5. Soft material strategies for anti-fouling and long-term stability of E-AB sensors. (A) Anti-fouling SAM. Reprinted with permission^[103]. Copyright 2001, American Chemical Society. (B) Charge selectivity. Reprinted with permission^[128]. Copyright 2021, American Chemical Society. (C) Polymer coating (PEG). Reprinted with permission^[131]. Copyright 2018, American Chemical Society. (D) Size-selective hydrogel barrier. Reprinted with permission^[133]. Copyright 2023, American Chemical Society. MCH: 6-mecapto-1-hexanol; AC: ammonium choline; PC: phorsphorycholine; OEG: oligoethylene glycol; SP: sulfopropylmethacrylate potassium; AP: ammonio propionate; WE: working electrode; PBS: phosphate buffered saline; E-AB: electrochemical aptamer-based; SAM: self-assembled monolayer.