Fig. 1

One-step growth curves of FHV-1 field and vaccine strains in CRFK cells infected in triplicate an M.O.I. of 5 TCID₅₀ per cell. Viral titres at each timepoint were determined using TCID₅₀ assays and the mean TCID₅₀ titre across triplicates is shown. Error bars represent the standard deviation