TABLE 1.

Oligonucleotides used and PCR product sizes

Primer	Oligonucleotide sequence (5′-3′)	PCR product size (bp)	Probe	GenBank accession no.
eae-I	GGTACTGAACGCAGTACGC	831	eae	M58154
eae-II	CGACATCGCTAACACGGG
ipaC-I	ATCATTGCTCGCCTTACTGAC	862	ipaC	J04117
ipaC-II	GCAATCTGACTGGCTGCCG
tia-I	GCGGTTTCAGCGCTTGCA	621	tia	U20318
tia-II	GTTACCCCAAGCATAATGTC