Polysaccharide with antioxidant activity, cytotoxic activity against different types of cancer cells, and healing activity

A polysaccharide from Bovistella utriformis addresses the need for naturally derived treatments by demonstrating cytotoxicity against cancer cells and wound-healing properties, with low toxicity to healthy cells, while providing antioxidant benefits.

WO2026152242A1PCT designated stage Publication Date: 2026-07-23UNIV DE MAGALLANES +2
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
UNIV DE MAGALLANES
Filing Date
2026-01-08
Publication Date
2026-07-23

AI Technical Summary

Technical Problem

Existing treatments for cancer, such as chemotherapy and radiotherapy, cause significant side effects, and there is a need for naturally derived formulations that exhibit cytotoxic activity against various types of cancer cells, antioxidant properties, and wound-healing properties.

Method used

A polysaccharide extracted from the fungus Bovistella utriformis, specifically from Chilean Patagonia, is obtained through a process involving depigmentation with ethanol, removal of phenolic compounds with polyvinylpolypyrrolidone, and precipitation with cold absolute ethanol, demonstrating cytotoxic activity against human colon cancer, lung cancer, melanoma, and leukemia cells, as well as antioxidant and wound-healing properties.

Benefits of technology

The polysaccharide shows high specificity against tumor cells with low toxicity to healthy cells, exhibiting significant cytotoxic and antioxidant activities, and effective wound-healing capabilities.

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Abstract

The present invention relates to a polysaccharide with cytotoxic activity against human colon, human lung, human melanoma and murine leukaemia tumour cells, as well as antioxidant and healing activity. The invention also relates to a method for producing the polysaccharide, its uses and applications, particularly via drugs for treating cancer and / or antioxidant and healing compositions. The polysaccharide of the present invention can be produced from biomass, particularly from fungi, and preferably from the fungus Bovistella utriformis.
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