Gene Primers Band Reference
toxR F 5’-GTCTTCTGACGCAATCGTTG-3’ 368 bp -9
R 5’-ATACGAGTGGTTGCTCATG-3’
trh F 5’-TTGGCTTCGATATTTTCAGTATCT-3’ 484 bp -3
R 5’-CATAACAAACATATGCCCATTTCCG-3’
tdh F 5’-CCACTACCACTCTCATATGC-3’ 251 bp -16
R 5’-GGTACTAAATGGCTGACATC-3’
16S rRNA 1492 R 5’-TACGGYTACCTTGTTACGACTT- 3’ 1485 bp (13, 15)
27 F 5’-AGAGTTTGATCMTGGCTCAG-3’
Table 1: Oligonucleotide primers used in PCR reaction and 16S rRNA sequencing.