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Table 1 Description of the 39 European PRRSV isolates used in the present study.

From: Cytokine profiles and phenotype regulation of antigen presenting cells by genotype-I porcine reproductive and respiratory syndrome virus isolates

Isolate Titre log (TCID50/mL)* Year Tissue Isolate Titre log (TCID50/mL)* Year Tissue
2652 4.4 2005 Serum 2996 5.4 2005 Lung
2654 4.9 2005 Serum 2998 4.8 2003 Lung
2655 4.9 2005 Serum 3003 5.0 1994 Serum
2658 4.6 2005 Serum 3004 4.8 1994 Serum
2744 6.2 1991 Serum 3005 5.1 1994 Serum
2751 5.4 2005 Serum 3009 4.9 2005 Lung
2788 6.0 2006 Serum 3012 5.5 1997 Serum
2797 5.2 1991 Serum 3013 4.9 2004 Lung
2804 5.7 1992 Serum 3016 6.4 1991 Serum
2805 6.8 1992 Serum 3249 4.8 1991 Serum
2810 4.6 1992 Serum 3256 4.8 2005 Lung
2812 4.7 1992 Serum 3262 5.1 2005 Lung
2894 5.8 1991 Serum 3266 7.0 1991 Serum
2896 5.7 1991 Serum 3267 6.9 2006 Serum
2982 4.7 2005 lung     
2983 4.7 2005 Serum     
2986 4.8 2005 Lung     
2987 4.9 2005 Lung     
2988 4.9 2003 Lung     
2990 5.5 2005 Lung     
2991 5.1 2006 Lung     
2992 4.9 2006 Lung     
2993 4.9 2006 Lung     
2994 5.0 2006 Lung     
2995 5.1 2004 Lung     
  1. * Maximum yield of viable virus obtained in cell culture supernatants (72 h) for a given strain after inoculation of 1 × 107 porcine alveolar macrophages (10 mL cell culture medium) with every strain at any multiplicity of infection.