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. 2020 Nov 26;20(23):6764. doi: 10.3390/s20236764

Table 3.

Deep analysis for the detection of COVID-19 based biosensors.

Sensor Type Application Range Material (nm) Prognosis Diagnosis Installation Date Target Duration Detection Limit Sample Size Detection of COVID-19 Virus
In Clinical On the Surface
Optical LSPR
PPT
SARS-CoV-2 Gold 8 Apr 220 DNA 800 s 0.22 pM 0.01 pM–50 Μm
FET sensor SARS-CoV-2 Graphene 29 May 2020 Spike protein 4 h 1.6 × 101 pfu/mL 1 fg/mL
Magnetic SARS-CoV NA 3 July 2020 Anti-spike protein 42 min 2.96 ng/mL 2 ng mL−1
P-FABU-bent optical fiber COVID-19 Gold 1 June 2020 N-protein 15 min 10–18 M 106 particles/mL
Electrochemical SARS-CoV-2 Gold 11 M ay 2020 Spike protein 10–30 s 90 fM 1 μM
Electrochemical MERS-CoV Gold 27 Feb 2019 Spike protein 20 min 1.0 pg mL−1 10 μg mL−1
Optical Fiber COVID-19 Gold 11 June 2020 IgG-type antibodies 1 h 100 units/mL NA
Piezoelectric SARS-CoV Crystal with quartz wafer 2004 Antigen (sputum) 1 h 0.6 µg/mL 0.6–4 µg/mL
Optical LSPCF SARS-COV Gold 2009 Nucleocapsid protein 3 h 1 pg/mL ∼1 pg/mL
Optical SARS-CoV Quantum dots 24 July 2011 Nucleocapsid protein 1 h 0.1 pg/mL 0.1 pg mL−1
Nanocrystals optical Coronavirus Zirconium quantum dots 29 Oct 2018 Antibodies 1 h 79.15 EID/50 mL 1000 EID/50 mL
LFA SARS-CoV-2 Gold 21 May 2020 IgM antibody 15 min NA 10−20 μL