Table 3. Serotypes of Listeria monocytogenes strains FI-1, FI-2, and FI-3 isolated from a cattle farm determined by multiplex PCR and agglutination analysis

Isolate strain	Multiplex PCR						Agglutination assay													Final serotype
	lmo 1118 (906 bp)	lmo 0737 (691 bp)	ORF 2110 (597 bp)	ORF 2819 (471 bp)	prs (370 bp)	serotype	O I/II	O I	O IV	O V/VI	O VI	O VII	O VIII	O IX	H A	H AB	H C	H D	serotype
FI-1	−	−	−	−	+	4a, 4c	−			+	+	+		+	+	+	+		4ab	4ab
FI-2	−	+	−	−	+	1/2a, 3a	+		+	−					+	+			3a	3a
FI-3	−	−	−	−	+	4a, 4c	−			+	+	+		+	+	+	+		4ab	4ab