Table 1 Primers and probes used in the assay, with respective sequences, modifications, and final qPCR concentrations.

From: Performance evaluation of a non-invasive one-step multiplex RT-qPCR assay for detection of SARS-CoV-2 direct from saliva

Primer/probe

Amplicon size

Sequence/label/modifications

Concentration (nM)

CDC-nCOV_N2 Forward

67 bp

5’-TTACAAACATTGGCCGCAAA-3’

250

CDC-nCOV_N2 Reverse

5’-GCGCGACATTCCGAAGAA-3’

250

CDC-nCOV_N2 Probe

5’-FAM-ACAATTTGC/ZEN/CCCCAGCGCTTCAG-IBFQ-3’

62.5

Charité/Berlin E_sarbeco Forward

113 bp

5’-ACAGGTACGTTAATAGTTAATAGCGT-3’

200

Charité/Berlin E_sarbeco Reverse

5’-ATATTGCAGCAGTACGCACACA-3’

200

Charité/Berlin E_sarbeco Probe

5’-HEX-ACACTAGCC/ZEN/ATCCTTACTGCGCTTCG-IBFQ-3’

100

CDC-RNase P Forward

65 bp

5’-AGATTTGGACCTGCGAGCG-3’

62.5

CDC-RNase P Reverse

5’-GAGCGGCTGTCTCCACAAGT-3’

62.5

CDC-RNase P Probe

5’-ATTO647-TTCTGACCT/ZEN/GAAGGCTCTGCGCG-IBFQ-3’

62.5