Gold Nanoclusters Dispersed on Gold Dendrite-Based Carbon Fibre Microelectrodes for the Sensitive Detection of Nitric Oxide in Human Serum
Abstract
:1. Introduction
2. Experimental Section
2.1. Materials and Reagents
2.2. Fabrication of AuNC@AuDS|CF Microelectrodes
2.3. Characterization of AuNC@AuDS|CF Microelectrodes
3. Results and Discussion
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Electrode | Technique | Sensitivity | Linear Range (μM) | LOD (nM) | Ref. |
---|---|---|---|---|---|
Au NPs/SG | Amperometry | 45.44 μA mM⁻1 cm⁻2 | 10–2882 | 100 nM | [59] |
NiFe–LDH NSAs/CC | Amperometry | 3.46 µA cm−2mmol L−1 | 5–1000 | 20,000 nM | [57] |
AuNPs/ERGO/GCE | Amperometry | 5.38 µA μM−1 cm−2 | 25–200 | 133 nM | [60] |
PEDOT-SH/Au/GCE | Amperometry | 0.30 µA μM−1 cm−2 | 150–1000 | 51 nM | [61] |
GNs/GC | Amperometry | 6.32 µA μM−1 cm−2 | 0.5–45 | 220 nM | [62] |
N-rGO | Amperometry | 0.23 µA μM−1 cm−2 | 0.5–5000 | 200 nM | [63] |
Pd-Cu-Mo2C/GCE | Amperometry | 0.033 µA μM−1 cm−2 | 0.005–0.165 | 0.35 nM | [64] |
Au NPs/MoS2/ GN/GCE | Amperometry | - | 5–5000 | 1000 nM | [65] |
AuNC@AuDS|CF | Amperometry | 66.32 μA μM−1 cm⁻² | 0.002–7.77 | 0.11 nM | This Work |
Electrode | Added (nM) | Found a (nM) | Recovery (%) | RSD (%) |
---|---|---|---|---|
AuNC@AuDS|CF | 10 | 9.92 | 99.20 | 0.31 |
20 | 19.87 | 99.38 | 0.41 | |
50 | 49.38 | 98.76 | 0.76 |
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Arivazhagan, M.; Kannan, P.; Maduraiveeran, G. Gold Nanoclusters Dispersed on Gold Dendrite-Based Carbon Fibre Microelectrodes for the Sensitive Detection of Nitric Oxide in Human Serum. Biosensors 2022, 12, 1128. https://doi.org/10.3390/bios12121128
Arivazhagan M, Kannan P, Maduraiveeran G. Gold Nanoclusters Dispersed on Gold Dendrite-Based Carbon Fibre Microelectrodes for the Sensitive Detection of Nitric Oxide in Human Serum. Biosensors. 2022; 12(12):1128. https://doi.org/10.3390/bios12121128
Chicago/Turabian StyleArivazhagan, Mani, Palanisamy Kannan, and Govindhan Maduraiveeran. 2022. "Gold Nanoclusters Dispersed on Gold Dendrite-Based Carbon Fibre Microelectrodes for the Sensitive Detection of Nitric Oxide in Human Serum" Biosensors 12, no. 12: 1128. https://doi.org/10.3390/bios12121128