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Table 1 Information on the virus strains used in the study

From: Preferential use of Siglec-1 or Siglec-10 by type 1 and type 2 PRRSV strains to infect PK15S1–CD163 and PK15S10–CD163 cells

Strain

Year of isolation

Origin

Passages in MARC-145/PAM

Virulence score

Macrophage (mø) tropism

Genotype

Accession number

References

LV

1991

Netherlands

13 in PAM

1+

Sn+

G1s1

M96262

[28]

94V360

1994

Belgium

3 in PAM

NA

NA

G1s1

JF304781

[31]

07V063

2007

Belgium

3 in PAM

3+

Sn+ and Sn

G1s1

GU737264

[16]

08VA

2008

Belgium

4 in PAM

0

Sn+ and Sn

G1s1

GU737266

[16]

13V091

2013

Belgium

4 in PAM

4+

Sn+ and Sn

G1s1

KT159248

[16]

13V117

2013

Belgium

3 in PAM

0

Sn+ and Sn

G1s1

KT159249

[16]

17V035

2017

Belgium

2 in PAM

0

NA

G1s1

This study

NA

Lena

2007

Belarus

4 in PAM

6+

Sn+ and Sn

G1s3

JF802085

[32]

SU1-Bel

2010

Belarus

4 in PAM

5+

NA

G1s3

KP889243

[33]

VR2332

1990

USA

4 in MARC-145 and 2 in PAM

2+

Sn+ and Sn

G2

U87392

[34]

SDSU-73

1995

USA

3 in MARC-145 and 3 in PAM

4+

NA

G2

JN654458

[28]

MN-184

2001

USA

3 in MARC-145 and 3 in PAM

5+

Sn+ and Sn

G2

EF488739

[28]

NADC-30

2008

USA

3 in MARC-145 and 3 in PAM

3+

NA

G2

JN654459

[28]

Korean 17

2017

Korean

3 in PAM

NA

NA

G2

This study

NA

  1. NA: not available; S1: PK-15S1–CD163; S10: PK-15S10–CD163; G1s1: type1 subtype 1; G1s3: type1 subtype 3; G2: type 2