裸体植物W-Y,三种新的3,4-Seco-Labdane Diterpenoids,具有抗炎活性,来自Callicarpa的裸体植物
Bo Li1, Yan-Ling Tang1, Jia Liu2
1Key Laboratory of Medicinal Chemistry for Natural Resources of Ministry of Education, Yunnan Characteristic Plant Extraction Laboratory Co., Ltd., Yunnan Research & Development Centre for Natural Products, State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, School of Chemical Science and Technology and School of Pharmacy, Yunnan University, Kunming, P. R. China.
Chemistry & biodiversity
|March 6, 2025
概括
从Callicarpa nudiflora中确定了三个新的化合物. 一种化合物,努迪弗洛伊德Y,通过抑制细胞中 pyroptosis,显示出适度的抗炎活性.
科学领域:
- 自然产品化学 自然产品化学
- 药理学 药理学是指药理学的学科.
背景情况:
- 卡利卡拉帕 (Callicarpa nudiflora) 是一种生物活性化合物的植物来源.
- 迪特尔类和六类是具有多种生物活动的自然产品类.
研究的目的:
- 从Callicarpa nudiflora中分离和描述新的化学成分.
- 评估隔离化合物的抗炎潜力.
主要方法:
- 使用色谱技术分离化合物.
- 使用1D/2DNMR,HRESIMS和ECD进行结构阐明.
- 使用乳酸脱酶释放试验在J774A.1细胞中选抗炎活性.
主要成果:
- 分离出了三种新的二次拉巴丹二烯酸 (nudifloids W-Y) 和13种已知的化合物.
- 化合物3 (nudifloid Y) 显示出中度的抗炎活性.
- 化合物3的半最大抑制度 (IC50) 为2.10±0.21μM,对抗热致死.
结论:
- 裸体植物W-Y是来自Callicarpa nudiflora的新型二氧化拉巴丹二类植物.
- 化合物3显示出抑制炎症过程的显著潜力,特别是热.
- 对化合物3的作用机制进行进一步的研究是有必要的.
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