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. 2022 Jan 21;27(3):712. doi: 10.3390/molecules27030712

Table 3.

The anti- SARS-CoV-2 activity of NPQ and CQ in Vero cells using qRT-PCR.

Compounds CC50 (µM) 1 IC50 (µM) SI
NPQ 13.50 ± 0.20 2.01 ± 0.38 6.72
CQ 76.58 ± 0.02 5.85 ± 0.97 13.09

1 The cytotoxicity of drugs was carried out by an MTS based assay.