Inonotus obliquus dextran, preparation method and application thereof
US11744868B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2023 |
| Grant date | Sep 5, 2023 |
| Priority date | — |
| Expiry date | Feb 8, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed are an Inonotus Obliquus dextran, a preparation method and application thereof, and relates to the field of medicines. The dextran has a structural formula as follows: By optimizing the extraction and isolation process, the present disclosure obtains an Inonotus Obliquus dextran, which is structurally determined to be a new polysaccharide. The Inonotus Obliquus dextran prepared by the present disclosure is combined with gemcitabine hydrochloride to inhibit tumor cells with anti-tumor activity against pancreatic cancer, in addition to reduce the dosage of chemotherapeutic drugs as well as the adverse effects of chemotherapeutic drugs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.