Table 2. Comparison of real-time polymerase chain reaction1), loop-mediated isothermal amplification2), and agar plate method for detection of L. monocytogenes in ready-to-eat3) food (n=3)
| Real-time PCR | LAMP | Agar plate |
| SureTect⢠kit | PowerChek⢠kit | MDS | PALCAM |
| Inoculation level (CFU/mL) | Inoculation level (CFU/mL) | Inoculation level (CFU/mL) | Inoculation level (CFU/mL) |
| 0-10 | 10-50 | 50-100 | 100- | 0-10 | 10-50 | 50-100 | 100- | 0-10 | 10-50 | 50-100 | 100- | 0-10 | 10-50 | 50-100 | 100- |
| Sandwich | 34)/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
| Sausage | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
| Hamburger | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
| Kimbap | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
| Bacon | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
| Salad | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 |
RT-PCR, real-time polymerase chain reaction.
LAMP, loop-mediated isothermal amplification.
RTE, ready-to-eat.
Means the number of detected samples among three iterations.