| Phage-ME Biosensor with LB broth | FDA-BAM Cultured Method [24] [26] | FDA-BAM Fast qRT-PCR Method [27] |
Detection Limit of Salmonella | 4 cfu/g | 1 cfu/25 g or 0.1 - 0.14 cfu/g | 2 - 10 cfu/25 g |
1st pre-enrichment | 5 - 7 h | 24 h | 24 h |
2nd pre-enrichment | - | 24 h | - |
Detection time | <2 min | Up to 72 h if only use serological methods | 1 - 2 h |
Cost | $0.001 USD per sensor with 8 hours labor fee | Media; 72 hours labor fee | Taq-Man kit ($2.00 USD/reaction); 26 hours labor fee |