Target gene Primer/probe Sequence (5’-3’) Final concen-tration (μM) Reference
Enterococcus spp. (23S rRNA gene) Forward primer GAGAAATTCCAAACGAACTTG 0.5  
Reverse primer CAGTGCTCTACCTCCATCATT 0.5
Probe FAM -TGGTTCTCTCCGAAATAGCTTTAGGGCTA- TAMRA 0.1
E.faecalis (16S rRNA gene) Forward primer CGCTTCTTTCCTCCCGAGT 0.9  
Reverse primer GCCATGCGGCATAAACTG 0.9
Probe FAM – CAATTGGAAAGAGGAGTGGCGGACG - TAMRA 0.25
E.faecalis (pbp5 gene) Forward primer AGGGACATTGAAGCCAGATG 0.5 [18]
Reverse primer AAGCGGTACGCAGATTGACT 0.5
Probe FAM - TGTCGCAAAATAGCCGCCCCAAGATT - TAMRA 0.1
Salmon DNA Sketa Forward primer GGTTTCCGCAGCTGGG 0.5  
Reverse primer CCGAGCCGTCCTGGTCTA 0.5
Probe FAM – AGTCGCAGGCGGCCACCGT - TAMRA 0.1
Table 1: Primers and fluorescence probes for the detection of Enterococcus, E. faecalis and salmon DNA as the internal control.