Universal 16S rRNA BActeria 338F-516P-805RBAC338F ACT CCT ACG GGA GGC AG , target E.coli : 338-354, Yu et al. (2005), B&BBAC516P* TGC CAG CAG CCG CGG TAA TA, target E.coli : 516-536, 'BAC805R GAC TAC CAG GGT ATC TAA TC , target E.coli : 785-805, '* Probe must be dual-labelled either with 5’-6-FAM, 3’-BHQ1 or any other valid combination.