TABLE 3.

Comparison of PCR and serological results

Animal	gEN-1–gE-2 PCR result	ELISA result fora		SNT dilutionb	No. of leukocytes with one BHV-1 DNA copyc
		BHV-1	gE
NI-3	Pos	Pos	Pos	1:256	1 × 106
NI-4	Pos	Pos	Pos	1:32	1 × 106
NI-5	Pos	Pos	Pos	1:64	5 × 104
FO-2	Pos	Pos	Neg	1:2	5 × 105
FO-5	Pos	Pos	Neg	Neg	5 × 104
SP-2	Pos	Pos	Neg	1:8	1 × 106
SP-3	Pos	Pos	Neg	Neg	1 × 106
FO-3	Pos	Neg	Neg	Neg	1 × 105
FO-6	Pos	Neg	Neg	Neg	1 × 107
FO-7	Pos	Neg	Neg	Neg	5 × 105
FO-9	Pos	Neg	Neg	Neg	5 × 105
FO-10	Pos	Neg	Neg	1:16	1 × 107
NI-1	Pos	Neg	Neg	1:3	1 × 106
NI-2	Pos	Neg	Neg	Neg	1 × 106
SP-1	Pos	Neg	Neg	Neg	1 × 106
SP-4	Pos	Neg	Neg	1:2	1 × 106
FO-8	Neg	Pos	Neg	Neg
FO-1	Neg	Neg	Neg	Neg
FO-4	Neg	Neg	Neg	Neg

^aA BHV-1-specific ELISA (Screening [IDEXX GmbH] and Checkit Trachitest-screeningtest [Bommeli AG, Hoechst Roussel Vet.]) and a gE-specific ELISA (HerdCheck; IDEXX GmbH) were performed. Pos, positive result; Neg, negative result. 

^bSee footnote c of Table 2. Neg, negative result. 

^cSee footnote a of Table 2.