Skip to main content

Table 1 Differentiation of G. parasuis strains into virulent and non-virulent by PCR assay and its frequency by farm, health status and production system type in 51 weaning piglets

From: Variations in association of nasal microbiota with virulent and non-virulent strains of Glaesserella (Haemophilus) parasuis in weaning piglets

ItemLevelVirulent strains
N (%)
Non-virulent strains
N (%)
Total
N (%)
Health statusControl (GM, PT, VL)2 (8)14 (52)16 (31)
Glässer’s disease (MT, MC, RC, EJ)22 (92)13 (48)35 (69)
Production system typeMulti-sites (GM, PT, EJ, RC, MT)24 (100)24 (89)48 (94)
Farrow to finish (MC, VL)0 (00)3 (11)3 (6)
FarmEJ10 (42)0 (0)10 (20)
GM2 (8)9 (33)11 (22)
MC0 (00)0 (00)0 (00)
MT6 (25)6 (22)12 (23)
PRAT0 (00)2 (8)2 (4)
RC6 (25)7 (26)13 (25)
VL0 (00)3 (11)3 (6)
Total24 (47)27 (53)51 (100)