Table 1 Application of nanozymes in COVID-19

Co–Fe@hemin

Peroxidase-like activity

Rapid and sensitive detection of SARS-CoV-2 antigen

[29]

Au@Pt

Peroxidase-like activity

Colorimetric detection of spike protein of SARS-CoV-2

[47]

FeS₂

High peroxidase-like activity

Rapid and ultrasensitive nucleic acid detection of SARS-CoV-2

[123]

MnO₂

Oxidase-like activity

Point-of-care testing of SARS-CoV-2

[124]

Au@Pt

Peroxidase-like activity

Quantitative detection of SARS-CoV-2 nucleocapsid protein

[125]

Pt@Au

Peroxidase-like activity

Quantitative detection of SARS-CoV-2

[36]

Pd-Ir

Peroxidase activity

Nucleocapsid protein from SARS-CoV-2

[126]

Ag-TiO₂

Peroxidase-like activity

Inhibition of SARS-CoV-2 entry into cells

[127]

MCeC@MΦ

Superoxide dismutase and catalase-like activities

Treatment of cytokine storm caused by COVID-19

[128]

CuNPs

Photo-activity

Confers self-sterilizing ability and reusability to masks

[116]

TiO2

Photo-activity

Clears SARS-CoV-2 from the surface of an item

[129]