Antioxidative activity of chitosan and chitosan based biopolymer film

Autor: Hromiš Nevena M., Lazić Vera L., Popović Senka Z., Šuput Danijela Z., Bulut Sandra N.
Jazyk: English<br />Serbian
Rok vydání: 2017
Předmět:
Zdroj: Food and Feed Research, Vol 44, Iss 2, Pp 91-100 (2017)
Druh dokumentu: article
ISSN: 2217-5369
2217-5660
Popis: Growing consumer demand for the food without chemical preservatives focused significant extent of research in the direction of finding natural compounds that can be used in food preservation. In this context, natural substances with strong antimicrobial and antioxidant properties, like essential oils, as well as natural biopolymers, particularly draw attention. Natural biopolymers can serve as carriers of the active components, such as essential oils in order of their sustained release to the food during storage, and may themselves exhibit activity in protecting foods from oxidation and/or microbial spoilage. Chitosan has been extensively studied as semi-natural polymer with expressed bioactive properties. While antimicrobial activity of chitosan solution in different acids has been confirmed towards different bacteria, yeasts and moulds, reports concerning intensity, underlying machanism and different factors afecting antioxidant activity of chitosan vary through the available literature. This paper presents a review in the field of antioxidative activity of chitosan with different properties, as well as chitosan based biopolymer films in order to clarify this aspect of chitosan bioactivity and confront different reports found in the literature.
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