Media | Spiking dose | Virus isolation results (number of passages performed) | Total Positive | Allantoic fluid mean virus titre in EID50 equivalentsb/ ml (mean Ct value) | |||||
---|---|---|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | ||||
VTM | High | + (1) | + (1) | + (1) | + (1) | + (2) | + (2) | 6/6 | 105.5 (23.1) |
Medium | - (3) | - (3) | - (3) | - (3) | - (3) | - (3) | 0/6 | 103.4 (29.9) | |
Low | - (3) | - (3) | - (3) | - (3) | - (3) | - (3) | 0/6 | 101.4 (36.3) | |
PBS: glycerol | High | + (2) | + (2) | + (2/1a) | + (2) | + (2/1a) | + (2) | 6/6 | 105.1 (24.2) |
Medium | - (3) | - (3) | - (3) | - (3/1a) | - (3) | - (3/1a) | 0/6 | 102.9 (31.4) | |
Low | - (3) | - (3) | - (3/1a) | - (3) | - (3/1a) | - (3) | 0/6 | 101.3 (36.7) |