| BVD | Bovine viral diarrhea |
| BVDV | Bovine viral diarrhea virus |
| CPPs | Codonopsis pilosula polysaccharides |
| BoMac | Bovine macrophage |
| CP | Codonopsis pilosula |
| MDBK | Madin-Darby bovine kidney |
| FITC | Fluorescein isothiocyanate |
| MOI | Multiplicity of infection |
| OD | Optical density |
| RT-qPCR | Real-time quantitative PCR |
| ELISA | Enzyme-linked immunosorbent assay |
| E. coli | Escherichia coli |
| SEMs | Standard errors of means |