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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.