Fig 2.
Survival, rectal temperature, average daily bodyweight, and anti-PRRSV antibody levels after SD-R immunization and challenge with the HP-PRRSV HuN4 strain. (A) Survival after HuN4 challenge. (B) Rectal temperatures after SD-R immunization and challenge with the HuN4 strain. (C) Average daily body weight after SD-R immunization and challenge with the HuN4 strain. (D) Anti-PRRSV antibody levels after SD-R immunization and challenge with the HuN4 strain. Tree groups are labeled with red, blue, and black.