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. 2024 Sep 24;13(19):3032. doi: 10.3390/foods13193032

Figure 5.

Figure 5

Appearance of test strips after the enhanced ICA of S. typhimurium and L. monocytogenes with PBNPs. Concentrations of Salmonella/Listeria cells were 2 × 107/7 × 108 (1), 2 × 106/7 × 107 (2), 2 × 105/7 × 106 (3), 2 × 104/7 × 105 (4), 2 × 103/7 × 104 (5), 2 × 102/7 × 103 (6), and 20/700 (7) cells/mL, respectively.