Porcine Health Management

Table 1 Results of PRRSV Ab ELISAs at the sampling points, number of positive animals

From: Performance of ELISAs for detection of antibodies against porcine respiratory and reproductive syndrome virus in serum of pigs after PRRSV type 2 live vaccination and challenge

Study day	−42	−35	−21	0	3	7	10	14	21	28
Group V	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10
IDEXX	0	0	9	10	9	10	10	10	9	9
INgezim	0	0	10	10	10	10	10	10	10	10
HIPRA A/S	0	0	1	10	10	10	10	10	10	10
HIPRA E/S	0	0	0	0	1	1	3	3	1	3
QIAGEN	0	0	10	10	10	10	10	10	10	10
AJ	0	0	8	10	10	10	10	10	10	10
Group N	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10
IDEXX	n.d.	n.d.	n.d.	0	0	0	6	10	10	10
INgezim	n.d.	n.d.	n.d.	0	0	0	10	10	10	10
HIPRA A/S	n.d.	n.d.	n.d.	0	0	0	0	0	8	10
HIPRA E/S	n.d.	n.d.	n.d.	0	0	0	0	0	1	1
QIAGEN	n.d.	n.d.	n.d.	0	0	0	7	10	10	10
AJ	n.d.	n.d.	n.d.	0	0	0	0	8	10	10

Group V: vaccination with a PRRSV live vaccine at day −42
Groups V and N: challenge with an HP PRRSV field strain at day 0
n.d.: not done

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ISSN: 2055-5660

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