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Table 4 Selected recent biosensor studies based on CNTs

From: An Overview on Recent Progress of Metal Oxide/Graphene/CNTs-Based Nanobiosensors

Nanomaterials and morphology Types of biosensors LOD Sensitivity Lineer detection range Analyte detected Applications References
CNTs/Dendrimer-encapsulated Pt nanoclusters Electrochemical
Non-enzymatic
0.8 µM 987.5 µA mM−1 cm−2 0.003–0.4 mM H2O2 Clinical applications Liu and Ding [144]
CNTs/Pd-Co NPs Electrochemical
Non-enzymatic
0.3 µM 1 µM–1.11 mM H2O2 Clinical and nonclinical analysis Huang et al. [145]
1 µM 75.4 µA mM−1 cm−2 10 µM–2.4 mM Glucose Diabetes
CNTs/mucin composite Electrochemical
Amperometric
3 μM 0.44 ± 0.01 mA M−1 0.002–3.2 mM Glucose Diabetes Comba et al. [146]
MWCNTs/Graphene/Poly(diallyl dimethyl ammonium chloride) (PDADMAC) Electrochemical 4.40 μM 5–50 μM UA/Hypoxanthine Clinical applications Si et al. [147]
CNTs/Co3O4/TiO2 Photoelectrochemical 0.16 μM 0.3 μAmM − 1 cm − 2 0–4 mM Glucose Diabetes Çakıroğlu and Özacar [148]
CNTs/NiO/Poly(3,4-ethylenedioxythiophene) (PEDOT) Electrochemical 0.026 µM 7.36 μA μM−1 cm−2 0.03–20 µM DA Clinical applications Sun et al. [149]
0.063 µM 3.04 μA μM−1 cm−2 0.3–35 µM Serotonin
0.210 µM 0.92 μA μM−1 cm−2 1–41 µM Tryptophan
CNTs/ZnFe2O4 Colorimetric 0.58 μM 0.8–250 μM Glucose Diabetes Wang et al. [150, 151]
MWCNTs/GQDs/Au NPs/Chitosan Electrochemiluminescence 64 nM 0.1–5000 μM Glucose Diabetes Wang et al. [150, 151]
MWCNTs/CdO NPs Electrochemical 4.0 pM 25.7911 μA μM cm−2 0.01 nM–0.1 mM M-tolyl hydrazine hydrochloride Environmental safety Rahman et al. [152]
MWCNTs/PANI Electrochemical 10 µM 0.38 μA mM−1 cm−2 10–50 µM Urease Disease diagnosis Bao et al. [153]
CNTs/ZnO NWs Electrochemical
Amperometric
3.3 ng/µl 3.3 ng/µl-3.3 mg/µl Urine albumin Medical applications Tabatabaei et al. [154]
MWCNTs/Fe3O4/PANI Electrochemical
Amperometric
67 µM 1.0–25.0 mM Urease Food analysis Singh et al. [155]
MWCNTs/AuNPs/PPy Electrochemical
Impedimetric
0.1 × 10−3 M 10.12 μA mM−1 cm−2 2 × 10−3–8 × 10−3 M Cholesterol Clinical applications Alagappan et al. [156]
MWCNTs/Ni(OH)2 Electrochemical 0.095 μmol L−1 0.5–26 μmol L−1 Folic acid (vitamin B9) Food safety Winiarski et al. [157]
Carboxylated SWCNTs/Molecularly imprinted polymer (MIP)/Chitosan Electrochemical 0.025 ng mL−1 0.04–7.6 ng mL−1 Semicarbazide Food safety Yu et al. [158]
MWCNTs/GQDs Electrochemical 0.87 nM 0.005–100.0 μM DA Clinical applications Huang et al. [159]
MWCNTs/Co-based Metal organic framework (MOFs)/Au NPs Electrochemical 0.4 μM 0.223 μA μM−1 1–1000 μM Nitrite Environmental safety Lei et al. [160]
SWCNTs Electrochemical
Field-effect transistor
0.01 mM 0.4–0.6 µA/mM 0.01–2 mM Glucose Clinical and nonclinical applications Pandey et al. [161]
SWCNTs/Pt–Pd NiO NPs Electrochemical 3.0 nM 0.2267 µA/µM 0.008–350 µM Daunorubicin Clinical applications Alizadeh et al. [162]
0.1 µM 0.5–330 µM Tamoxifen
CNTs/Pt NPs/Au: Ru NPs Electrochemical
Amperometric
0.068 mM 0.2347 nA/(μM mm2) 1 − 10 mM Glucose Prediabetes and diabetes Nguyen et al. [163]
MWCNTs/CoS NPs Electrochemical 5 μM 15 mA M −1 cm−2 8 μM-1.5 mM Glucose Diabetes Li et al. [164]
CNTs/peptide-decorated Au NPs Electrochemical 6 pg/mL 0.01–1000 ng/nL Matrix metalloproteinase-7 Cancer diagnosis Palomar et al. [165]
CNTs/Fe3O4 NPs/rGO Electrochemical
Amperometric
0.54 μM 1 − 50 μM Antipsychotic drug trifluoperazine Medical applications Ognjanovic et al. [166]