Primer set Targeted gene Sequence (5’-3’) PCR product Ref
nidA-508F nidA ATCTTCGGGCGCGGCTGGGTGTTTCTCGG 508 bp [17]
nidA-508R AATTGTCGGCGGCTGTCTTCCAGTTCGC
CD34-F pcaH CTGGTSGARRTCTGGCAGGCCAATGC 212 bp [9]
CD34-R GAGAAGTGGATRTGIGCIGGCCGCCA
nidA3-F nidA3 CCTGATGCGACGACAATG 1392 bp [11]
nidA3-R TCATACGTTCTCATCCCTTCTC
pdoA2-F pdoA2 ACGCAGAACTCCACAAGCTC 808 bp [13]
pdoA2-R ACTTCCATCGTGTCGTGTGA
27F 16S rRNA AGAGTTTGATCCTGGCTCAG 518 bp  
518R GTATTACCGCGGCTGCTGG
Table 1: List of primer sets used in this study.