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. 2021 Jun 28;13(13):2120. doi: 10.3390/polym13132120

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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The effects of different packaging films in the oxidative browning of A. bisporus stored at 4 °C for 21 days. (a) Browning index in different COL packaging films. (b) Browning index in different CMC packaging films. (c) PPO activity changes in different COL packaging films. (d) PPO activity changes in different CMC packaging films. Vertical bars represent the standard deviations of five replicates. ^a–e Means followed by different superscripts indicate the statistically significant different value among treatments at the same storage time (p < 0.05).