Table 7. Results of SYBR Green real-time PCR on serial dilutions of each plasmids.
dilutions | 2.5×10−9 | 10−9 | 5×10−10 | 2.5×10−10 | 1.25×10−10 | 6.25×10−11 | ||||||
Subgeno groups | C | R | C | R | C | R | C | R | C | R | C | R |
A | 98 | + | 39 | + | 19 | − | 9 | − | 4 | − | ||
+ | + | − | − | − | ||||||||
B0 | 212 | + | 85 | + | 42 | + | 21 | + | 10 | − | 5 | − |
+ | + | + | − | − | − | |||||||
B1 | 102 | + | 41 | + | 20 | + | 10 | + | 5 | − | ||
+ | + | + | + | − | ||||||||
B2 | 162 | + | 65 | + | 32 | + | 16 | − | 8 | + | 4 | − |
+ | + | − | − | − | − | |||||||
B3 | 150 | + | 60 | + | 30 | + | 15 | + | 7 | − | 3 | − |
+ | + | + | − | − | − | |||||||
B4 | 110 | + | 44 | + | 22 | − | 11 | − | 5 | − | ||
+ | + | − | − | − | ||||||||
B5 | 225 | + | 90 | + | 45 | + | 22 | + | 11 | + | 5 | + |
+ | + | + | + | + | + | |||||||
C1 | 287 | + | 115 | + | 57 | + | 28 | + | 14 | − | 7 | − |
+ | + | + | − | − | − | |||||||
C2 | 137 | + | 55 | + | 27 | + | 13 | + | 6 | − | 3 | − |
+ | + | + | + | − | − | |||||||
C3 | 150 | + | 60 | + | 30 | + | 15 | − | 7 | − | 3 | − |
+ | + | + | − | − | − | |||||||
C4 | 175 | + | 70 | + | 35 | + | 17 | − | 8 | − | 4 | − |
+ | + | − | − | − | − | |||||||
C5 | 225 | + | 90 | + | 45 | + | 22 | + | 11 | − | 5 | − |
+ | + | − | − | − | − |
Real-time PCR were performed with 2 µM of primers at Tm 50°C. Cells filled in bold indicate the biggest dilution for which both duplicate are PCR positive ( = limit of detection). ‘C’: number of plasmid copies use as template. ‘R’: PCR result, ‘+’: positive, ‘−’: negative.