Table 2.
Summary of several typical 2D nanozymes for colorimetric detection of various target analytes.
| Analyte | Materials | Activity | LDR | LOD | References |
|---|---|---|---|---|---|
| Glucose | GO | POD | 1–20 μM | 1 μM | Song et al., 2010 |
| Glucose | FePd/rGO | POD | 1–200 μM | 1.76 μM | Yang et al., 2019 |
| Glucose | MoS2 | POD | 5–150 μM | 1.2 μM | Lin et al., 2014a |
| Glucose | WS2 | POD | 5–300 μM | 2.9 μM | Lin et al., 2014b |
| Glucose | WSe2 | POD | 10–60 μM | 10 μM | Chen T. M. et al., 2017 |
| Glucose | VS2 | POD | 5–250 μM | 1.5 μM | Huang et al., 2018 |
| Glucose | PtAg/MoS2 | POD | 1–10 μM | 0.8 μM | Cai et al., 2016 |
| Glucose | NiFe LDHs | POD | 0.05–2.0 mM | 23 ± 2 μM | Zhan et al., 2018 |
| Glucose | CeO2/CoFe | POD | 0.05–2.0 mM | 15 μM | Yang et al., 2020 |
| Glucose | g-C3N4 | POD | 5–100 μM | 1.0 μM | Lin et al., 2014c |
| Glucose | Au/g-C3N4 | POD | 5–100 μM | 1.2 μM | Wu et al., 2019 |
| Glucose | Pd/g-C3N4 | POD | 50–2,000 μM | 50 μM | Zhang W. C. et al., 2019 |
| Glucose | Fe/g-C3N4 | POD | 0.5–10 μM | 0.5 μM | Tian et al., 2013 |
| Glucose | AuNi/g-C3N4 | POD | 0.5–30 μM | 1.7 μM | Darabdhara et al., 2019 |
| Glucose | Au/Pd | POD | 5–400 μM | 0.85 μM | Cai et al., 2020 |
| Glucose | Pt/Pd | POD | 0.1–0.5 mM | NA | Wei et al., 2015 |
| Glucose | Au/MOF | GOx, POD | 10–300 μM | 8.5 μM | Huang et al., 2017a |
| AA | Pt/CuO | POD | 1 μM−0.6 mM | 0.796 μM | Wang X. H. et al., 2017 |
| AA | IrO2/GO | POD | 5–70 μM | 324 nM | Sun et al., 2020 |
| GSH | MnO2 | OD | NA | 300 nM | Liu et al., 2017 |
| GSH | MnO2 | OD | 10 nM−5 μM | 5.6 nM | Ge et al., 2019 |
| GSH | IrO2/rGO | POD | 0.1–50 μM | 83 nM | Liu X. L. et al., 2019 |
| Cysteine | IrO2/rGO | POD | 0.1–50 μM | 40 nM | Liu X. L. et al., 2019 |
| Homocysteine | IrO2/rGO | POD | 0.1–50 μM | 57 nM | Liu X. L. et al., 2019 |
| Xanthine | Rh | POD | 2–80 μM | 0.73 μM | Cai et al., 2018b |
| Xanthine | WO3 | POD | 25–200 μM | 1.24 μM | Li et al., 2019 |
| Xanthine | MoSe2 | POD | 0.01–0.32 mM | 1.964 μM | Wu et al., 2018 |
| Dopamine | Pt/BN | POD | 2–55 μM | 0.76 μM | Ivanova et al., 2019 |
| Dopamine | CuS/rGO | POD | 2–100 μM | 0.48 μM | Dutta et al., 2015 |
| Cholesterol | CuS/BN | POD | 10–100 μM | 2.9 μM | Zhang et al., 2017 |
| AChe | MnO2 | OD | 0.1–15 mU mL−1 | 35 μU mL−1 | Yan et al., 2017 |
| MCF-7 cells | Au/GO | POD | NA | 1,000 | Tao et al., 2013 |
| MCF-7 cells | PtCu/MoS2 | OD | NA | 300 | Qi et al., 2016 |
| MCF-7 cells | Pt/GO | POD | NA | 125 | Zhang L. N. et al., 2014 |
| S2− ions | MoS2/g-C3N4 | POD | 0.1-10 μM | 37 nM | Liu et al., 2020 |
| Fe2+ ions | MoS2 | POD | 0.01–0.8 μM | 7 nM | Wang et al., 2016 |
| Pb2+ ions | WS2 | POD | 5–80 μg L−1 | 4 μg L−1 | Tang et al., 2020 |
aAcetylcholinesterase.
AChe, Linear detection range; LDR, Limit of detection, LOD.