Table 1.

The sequence of primers of Chlamydiales and C. abortus used in the PCR assay

References	Length (bp)	Sequence (5′–3′)	Genes
Borel et al, 2006 [21]	352 bp	Forward 5′-CAA GGT GAG GCT GAT GAC-3′ Reverse 5′-TCG CCT KTC AAT GCC AAG-3’	Chlamydiales 16 s–23 s spacer region (100pmoles/ ul)
Longbottom et al 2002 [22]	222 bp	Forward 5’- TTTTCAGGATCCTATTGTCCTCCAGGCA −3′ Reverse 5′- GTGTCGACATCAGCATAAATAGCCCCG−3′	Chlamydia. abortus pmp1 gene (100 pmoles/ ul)