期刊
FRONTIERS IN BIOENGINEERING AND BIOTECHNOLOGY
卷 10, 期 -, 页码 -出版社
FRONTIERS MEDIA SA
DOI: 10.3389/fbioe.2022.851893
关键词
bacterial cellulose; drug delivery; nanocellulose network; nanoemulsion; antioxidant
Bacterial cellulose (BC) is a highly pure form of cellulose that possesses good mechanical properties and high chemical flexibility, allowing it to assemble into nanostructures. It plays a crucial role in the biomedical field and drug delivery applications, as it can modulate the release of drugs and biomolecules to improve clinical outcomes when applied to the skin.
Bacterial cellulose (BC) is a highly pure form of cellulose produced by bacteria, which possesses numerous advantages such as good mechanical properties, high chemical flexibility, and the ability to assemble in nanostructures. Thanks to these features, it achieved a key role in the biomedical field and in drug delivery applications. BC showed its ability to modulate the release of several drugs and biomolecules to the skin, thus improving their clinical outcomes. This work displays the loading of a 3D BC nanonetwork with an innovative drug delivery nanoemulsion system. BC was optimized by static culture of SCOBY (symbiotic colony of bacteria and yeast) and characterized by morphological and ultrastructural analyses, which indicate a cellulose fiber diameter range of 30-50 nm. BC layers were then incubated at different time points with a nanocarrier based on a secondary nanoemulsion (SNE) previously loaded with a well-known antioxidant and anti-inflammatory agent, namely, coenzyme-Q10 (Co-Q10). Incubation of Co-Q10-SNE in the BC nanonetwork and its release were analyzed by fluorescence spectroscopy.
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