溶菌酶
纤维
多糖
化学
淀粉样纤维
淀粉样蛋白(真菌学)
生物物理学
卡拉胶
蛋白质聚集
高分子
超分子化学
生物化学
淀粉样β
分子
生物
有机化学
医学
无机化学
疾病
病理
作者
Olga Makshakova,L. R. Bogdanova,Dzhigangir A. Faizullin,Diliara Khaibrakhmanova,S. A. Ziganshina,Elena Ermakova,Yu. F. Zuev,Igor A. Sedov
出处
期刊:Pharmaceutics
[MDPI AG]
日期:2023-02-13
卷期号:15 (2): 624-624
被引量:5
标识
DOI:10.3390/pharmaceutics15020624
摘要
The deposition of proteins in the form of insoluble amyloid fibril aggregates is linked to a range of diseases. The supramolecular architecture of such deposits is governed by the propagation of β-strands in the direction of protofilament growth. In the present study, we analyze the structural changes of hen egg-white lysozyme fibrils upon their interactions with a range of polysaccharides, using AFM and FTIR spectroscopy. Linear anionic polysaccharides, such as κ-carrageenan and sodium alginate, are shown to be capable to disaggregate protofilaments with eventual protein renaturation. The results help to understand the mechanism of amyloid disaggregation and create a platform for both the development of new therapeutic agents for amyloidose treatment, and the design of novel functional protein-polysaccharide complex-based nanomaterials.
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