Table 1 Human or swine TTV- specific PCR assays used for the assessment of the human and swine sera.

From: Identification of heterologous Torque Teno Viruses in humans and swine

PCR

PCR Type

Target

Forward Primer

Reverse Primer

Size (bp)

BLASTresults

Pan-Human TTV

qPCR

Untranslated region (Conserved)

5′gtaagtgcacttccgaatggctgag3′

5′gcccgaattgcccttgac3′

132

a AB041007.1

a AF122915.1

b KJ082064.1

b AY590626.1

Pan-TTSuV UTR 1

qPCR

Untranslated region (Conserved)

5′cgaatggctgagtttatgcc3′

5′gataggccccttgactccg3′

95

a KR054745.1

a , b KR131718.1

b HM633251.1

b KR054745.1

TTSuV1- UTR 2

Gel-based

Untranslated region (Conserved)

5′gcggtcaaaatggcggaag3′

5′ggacttgagctcccgaccaa3′

124

a EU564163.1

a JF451574.1

b EU006509.1

b JX872390.1

TTSuV1-ORF2

Gel-based

ORF2 (Variable)

5′agtcaagcttttgccggaacactgggaggaag3′

5′acgtctcgagccagccatcgtcgccgat3′

235

a JX535326.1

a HM633254.1

b HM633254.1

b JX535326.1

TTSuV1-ORF3

Gel-based

ORF3 (Variable)

5′gcgacgatggctgtttggaggtgaaataccaaccc3′

5′acgtctcgaggcgtttcttttgttttttat3′

477

a HM633244.1

a HM633254.1

b HM633254.1

b JX535326.1

  1. aTop 2 nucleotide BLAST results obtained from the sequenced PCR amplicons two swine samples.
  2. bTop 2 nucleotide BLAST hits obtained from the sequenced PCR amplicons of two human samples.