Table 4.
Clinical Model—Safety | |||||||
---|---|---|---|---|---|---|---|
Breed | Age/Weight | Route | N | Immunizing Dose |
Observation Period (dpv) |
Readouts | Comments |
Yorkshire (Y) crossbreed |
80–90 lb | IM | 10 | 102 HAD50 | 28 | CS, T | [63] |
5 | 104 HAD50 | ||||||
5 | 106 HAD50 | ||||||
Y × Landrace (L) crossbreed | 20–30 kg | IM | 5 | 106 HAD50 | 28 | CS, T | [64] |
25 | 102.6 HAD50 | CS | |||||
Vietnamese Mong Cai crossbreed | 20–30 kg | IM | 5 | 101 HAD50 | 28 | CS, T | |
5 | 102 HAD50 | ||||||
5 | 103 HAD50 | ||||||
5 | 104 HAD50 | ||||||
20 | 102.6 HAD50 | CS | |||||
Y × L crossbreed | 7–8 wks. | IM | 4 | 102.6 HAD50 | 28 | CS, T, V NS | [64] |
N/A | 4 | contacts | |||||
10 wks. | IM | 50 | 102.6 HAD50 | 49 | CS, V | field study; 2 doses (D0, 21) [65] | |
N/A | 10 | contacts | |||||
7–8 wks. | IM | 10 | 102.6 HAD50 | 28 | CS, T | 2 doses (D0, 14) [65] | |
6 | 103.3 HAD50 | 14 | 5× overdose [65] | ||||
14 | 10.3.6 HAD50 | 10× overdose [65] | |||||
Y × L crossbreed | 7–8 wks. | IM | 22 | 102.6 HAD50 | 28 | CS | |
Vietnamese Mong Cai crossbreed | 7 wks. | 25 | 2 doses (D0, 14) [65] | ||||
Y × L crossbreed | 6–8 wks. | IM | 17 | 102.6 HAD50 | 28 | backpassage/reversion to virulence [65] |
Readouts: CS = clinical signs, T = temperature, V = viremia, NS = nasal swab.