| Samples | Reverse transcription procedure | Concentration of templates (copies/mL) | DNA contamination (%) |
| MERS-upE | + | 1.27 × 1010 | 2.76 |
| MERS-upE | − | 3.6 × 108 | |
| MERS-1bN | + | 1.01 × 1010 | 1.02 |
| MERS-1bN | − | 1.05 × 108 |