Table 1.

Primers and their targets used in this study

Primer	Primer sequence (5′–3′)	Target	Reference
8F	AGA GTT TGA TCC TGG CTC (AG)	Universal 16S rRNA gene	14
926R	CCG TCA ATT CCT TTR AGT TT	Universal 16S rRNA gene	17
T7	TAA TAC GAC TCA CTA TAG G	pGEM-T vector specific	Promega
SP6	GAT TTA GGT GAC ACT ATA G	pGEM-T vector specific	Promega
519R	GWA TTA CCG CGG CKG CTG	Universal 16S rRNA gene	14
533F	GTG CCA GCA GCC GCG GTA A	Universal 16S rRNA gene	27
Bact1369F	CGG TGA ATA CGT TCY CGG	Universal 16S rRNA gene	24
Prok1492R	GGW TAC CTT GTT ACG ACT T	Universal 16S rRNA gene	24
CRIB-61F	GTC GAG CGA TTT ACT TCG GTA	CRIB-specific 16S rRNA gene	This study
CRIB-235R	GGG TCC ATC CTG TAC CGC AAA	CRIB-specific 16S rRNA gene	This study