Ergosterol compounds with anti-inflammatory activity, and preparation method and application thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- KUNMING INST OF BOTANY - CHINESE ACAD OF SCI
- Publication Date
- 2019-08-20
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of medicines, and in particular relates to ergosterol compounds extracted and separated from Zizhi lucidum, a preparation method thereof and their application as NO inhibitors in the preparation of anti-inflammatory drugs. Background technique
[0002] Nitric oxide (NO) is a chemical substance with biological regulation function, which has important reference and application value in the research of inflammation. Studies have shown that when macrophages are stimulated by toxins, inflammatory mediators, etc., it will lead to a large amount of nitric oxide synthase (iNOS), and nitric oxide synthase (iNOS) catalyzes the L-arginine in its substrate , produce NO as the main product of the immune response, so the amount of NO produced in the screening of inflammatory activity can be used as an important indicator of the anti-inflammatory activity of the test drug. LPS-induced mouse macrophages (RAW 264.7) were us...