Table 2. As early as two weeks after KNB-E2 vaccination, pigs developed protective titers of anti-CSFV-neutralizing antibodies after virus challenge (14 DPC).

CSFV, classical swine fever virus; DPC, days post-challenge; (−/+), phosphate-buffered saline–vaccinated, CSFV-challenged. ^*Pigs 320 and 321 euthanatized at 8 DPC; pig 314 euthanatized at 7 DPC; pigs 306 and 307 euthanatized at 6 DPC.