Abstract
Background: The natural polysaccharides contain plant polysaccharides, animal polysaccharides and microbial polysaccharides. They are a kind of biological macromolecules with immune regulation, anti-tumor, anti-radiation, anti-inflammation, anti-fatigue and anti-aging effects.
Objective: These effects are related to their antioxidant properties. Results: The action mechanisms of antioxidation and scavenging free radicals for natural polysaccharides were reviewed. The recent research progresses and our work on antioxidant properties of polysaccharides and their derivatives were summarized. At last, the existing problems of antioxidant polysaccharides were analyzed, and the development prospects were also presented. Conclusion: It is important to study the antioxidant activities of polysaccharides and their derivatives for the development of natural antioxidants.Keywords: Polysaccharides, derivatives, antioxidation, mechanism of action, research progresses.
Graphical Abstract
Call for Papers in Thematic Issues
New drug therapy for eye diseases
Eyesight is one of the most critical senses, accounting for over 80% of our perceptions. Our quality of life might be significantly affected by eye disease, including glaucoma, diabetic retinopathy, dry eye, etc. Although the development of microinvasive ocular surgery reduces surgical complications and improves overall outcomes, medication therapy is ...read more
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