Table 1: Sequences and positions of primers used for amplification of the viruses.

Virus Region Band size Method Sequence (5' to 3')
HHV-6 the U22 open reading frame 99 bp Real-time PCR 5'- TCGAAATAAGCATTAATAGGCACACT -3'
5'- CGGAGTTAAGGCATTGGTTGA -3'
CMV major capsid protein (MCP) gene 264bp PCR 5'-GAGCGCGTCCACAAAGTCTA-3
5'-GTGATCCGACTGGGCGAAAA-3'
EBV Epstein-Barr nuclear antigen (EBNA) gene 256 bp PCR 5'-AGGGATGCCTGGACACAAGA-3'
5′-GCCTCGGTTGTGACAGAG-3′
HSV-1 Glycoprotein D gene 296 bp PCR 5-CGAAGACGTCCGGAAACAAC-3
5-CGGTGCTCCAGGATAAA-3
HSV-2 Glycoprotein D gene 296 bp PCR 5-GGACGAGGCCCGAAAGCACA-3
5-CGGTGCTCCAGGATAAA-3
VZV Gene 29 264bp PCR 5- ACGGGTCTTGCCGGAGCTGGT-3
5-AATGCCGTGACCACCAAGTATAAT-3