| CPE | Cytopathic effect |
| DMEM | Dulbecco’s modified Eagle’s medium |
| DMSO | Dimethylsulfoxide |
| HPLC | High-performance liquid chromatography |
| IC50 | Half-maximal inhibitory concentration |
| JCRB | Japanese Collection of Research Bioresources |
| LDH | Lactate dehydrogenase |
| MOI | Multiplicity of infection |
| PBS | Phosphate-buffered saline |
| SARS-CoV-2 | severe acute respiratory syndrome coronavirus 2 |
| TCID50 | 50% tissue culture infective dose |
| TGEV | Transmissible gastroenteritis virus |