From: Ultrasensitive quantitation of human papillomavirus type 16 E6 oncogene sequences by nested real time PCR
pHV101 copies
Ct
ΔCt
Direct qPCR
Nested qPCR
2.5 × 102
---
25.02
2.5 × 103
29.00
21.62
7.40
2.5 × 104
25.90
17.71
8.10
2.5 × 105
22.10
14.35
7.75
2.5 × 106
18.70
10.80
7.90