Lyophyllum decastes polysaccharide, preparation method and application thereof
US12064447B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2023 |
| Grant date | Aug 20, 2024 |
| Priority date | — |
| Expiry date | Dec 28, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P39/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A Lyophyllum decastes polysaccharide, a preparation method and an application thereof are provided in the present disclosure, relating to the technical field of biomedicine. The preparation method includes the following steps: (1) adding an aqueous solution containing EDTA-2Na into a fruiting body of Lyophyllum decastes, performing ultrasonic treatment, and then performing water extraction treatment to obtain an extractive solution; (2) concentrating the extractive solution, adding anhydrous ethanol for precipitation, followed by centrifuging to obtain precipitates, then obtaining a crude Lyophyllum decastes polysaccharide; and (3) conducting removal of proteins and dialysis of the crude Lyophyllum decastes polysaccharide to obtain the Lyophyllum decastes polysaccharide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.