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. 2020 Nov 11;25(22):5260. doi: 10.3390/molecules25225260

Figure 1.

Figure 1

Oxygen (I) and carbon dioxide (II) headspace gas concentration (%) of Atlantic horse mackerel burgers coated with different film formulations (control without coating film, chitosan, sea fennel plant (SFP) incorporated in a chitosan-based film and sea fennel extract (SFE) incorporated in a chitosan-based film) and stored at 4 °C for 12 days. Different uppercase letters indicate significant differences (p < 0.05) over storage time in each treatment. Different lowercase letters indicate significant differences (p < 0.05) due to the treatment.