Table 2.
Quantification of pathogenic bacteria through quantitative real time polymerase chain reaction (qRT-PCR).
| Pathogenic bacteria | Sampling time | Retail type | Bacterial load (CFU/g) | Detection rate (n = 20) |
|---|---|---|---|---|
| Acinetobacter lwoffii | March | Traditional market | 7.26 × 103 | 10% (2) |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | 1.56 × 105 | 50% (10) | ||
| Bacillus cereus | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | 5.73 × 103 | 15% (3) | |
| Grocery store | N.D. | 0% | ||
| Klebsiella pneumoniae | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | 5.18 × 103 | 60% (12) | |
| Grocery store | 5.03 × 102 | 25% (5) | ||
| Serratia marcescens | March | Traditional market | 7.34 × 102 | 35% (7) |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | 2.89 × 103 | 50% (10) | ||
| Enterohemorrhagic Esherichia coli(EHEC) | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | N.D. | 0% | ||
| Enteropahtogenic Esherichia coli(EPEC) | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | N.D. | 0% | ||
| Enterotoxigenic Esherichia coli(ETEC) | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | N.D. | 0% | ||
| Staphylococcus aureus | March | Traditional market | N.D. | 0% |
| Grocery store | N.D. | 0% | ||
| June | Traditional market | N.D. | 0% | |
| Grocery store | N.D. | 0% |
(N.D., non-detected).