| FMD | foot-and-mouth disease |
| FMDV | foot-and-mouth disease virus |
| ROK | Republic of Korea |
| ZZ-R 127 | fetal goat tongue tissue cells |
| BHK-21 | baby hamster kidney cells |
| LF-BK | fetal porcine kidney cells |
| TCID50 | 50% tissue culture infectious dose |
| LN2 | liquid nitrogen |
| CAVAC | Choong Ang Vaccine Laboratories Co., Ltd. |
| CPE | complete cytopathic effect |
| ANOVA | analysis of variance |