Skip to main content

Table 2 Optimization of PCR conditions

From: A multiplex real-time PCR quantitation of human herpesvirus-6, 7, 8 viruses: application in blood transfusions

Type of ingredient

Gradient (variation rate)

Optimal ultimate concentration (type of virus)

Mgcl2a

2.5 mM–5.5 mM (0.5)

3.5 mM (HHV-6)

4 mM (HHV-7)

3.5 mM (HHV-8)

Deoxynucleotide mixturea

0.14 mM–0.32 mM (0.02)

0.16 mM (HHV-6)

0.16 mM (HHV-7)

0.16 mM (HHV-8)

Primera

0.26 μM–0.35 μM (0.01)

0.29 μM (HHV-6)

0.29 μM (HHV-7)

0.31 μM (HHV-8)

Probea

0.12 μM–0.40 (0.02)

0.24 μM (HHV-6)

0.26 μM (HHV-7)

0.24 μM (HHV-8)

Taq DNA polymerasea,b

0.1U–0.6U (0.1)

0.5U (HHV-6)

0.6U (HHV-7)

0.6U (HHV-8)

  1. aInitial concentration of Mgcl2, deoxynucleotide mixturea, primer, probe, Taq DNA Polymerase is 25 mM, 10 mM, 10 μM, 10 μM, 5U/μL respectively
  2. bTaq DNA Polymerase was obtained from TaKaRa Biotechnology Dalian Co. Ltd., Liaoning, China