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Production and characterization of chitosan-fungal extract films
Food Bioscience ( IF 5.2 ) Pub Date : 2020-02-19 , DOI: 10.1016/j.fbio.2020.100545
Behlul Koc , Lalehan Akyuz , Yavuz Selim Cakmak , Idris Sargin , Asier M. Salaberria , Jalel Labidi , Sedef Ilk , Fazilet Ozlem Cekic , Ilgaz Akata , Murat Kaya

A fungal extract obtained from an edible species (Tricholoma terreum) was used to produce chitosan-based films. Fungal extracts were analyzed using HPLC and chitosan-based films were characterized with FT-IR, SEM, DSC and TGA analysis. High phenolic content was found in the fungal extracts using HPLC. FT-IR results showed that fungal extracts were successfully added into the chitosan films. The addition of fungal extract increased elasticity, hydrophobicity and antioxidant and antimicrobial activity of the chitosan films. Additionally, anti-quorum sensing and antimicrobial activities of chitosan-fungal extract films were found to be much higher than gentamicin (a commonly used antibiotic). However, incorporation of extracts into chitosan films decreased transparency and thermal stability. All these results suggested that chitosan-fungal extract films might be beneficially used to improve food packaging technology.



中文翻译:

壳聚糖-真菌提取物膜的生产与表征

从可食用物种(Tricholoma terreum)获得的真菌提取物)被用来生产基于壳聚糖的薄膜。使用HPLC分析真菌提取物,并使用FT-IR,SEM,DSC和TGA分析对基于壳聚糖的薄膜进行表征。使用HPLC在真菌提取物中发现高酚含量。FT-IR结果表明,真菌提取物已成功添加到壳聚糖薄膜中。真菌提取物的添加增加了壳聚糖膜的弹性,疏水性以及抗氧化剂和抗菌活性。此外,发现壳聚糖-真菌提取物膜的抗群体感应和抗菌活性远高于庆大霉素(一种常用的抗生素)。然而,将提取物掺入壳聚糖膜中降低了透明度和热稳定性。所有这些结果表明,壳聚糖-真菌提取物膜可能有益地用于改善食品包装技术。

更新日期:2020-02-19
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