来自Armillaria gallica的三种未被描述的原伊卢丹类型的基烯利
Jing-Jing Zhang1,2, Song-Xue Yang1, Xing-Jie Zhang1
1Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education, Yunnan Characteristic Plant Extraction Laboratory, Yunnan Key Laboratory of Research and Development for Natural Products, State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Institute of International Rivers and Eco-Security, School of Pharmacy and School of Chemical Science and Technology, Yunnan University, Kunming, 650500, China.
Chemistry & biodiversity
|July 1, 2024
概括
在Armillaria gallica中发现了三种新的基烯烯. 一种化合物通过降低乳酸脱酶水平,显示出显著的抗炎作用.
科学领域:
- 自然产品 化学 化学
- 有机化学 有机化学
- 药理学 药理学是指药理学的学科.
背景情况:
- 甲状腺菌 (Armillaria gallica) 是一种已知产生各种二次代谢物的真菌.
- 二是一种由六个异烯单元衍生出的二的一类.
- 原伊卢丹骨是罕见的,结构复杂的四基架构.
研究的目的:
- 从Armillaria gallica中分离和表征新型的基烯利.
- 阐明新化合物的结构和绝对配置.
- 评估隔离化合物的抗炎潜力.
主要方法:
- 从Armillaria gallica中提取和分离化合物.
- 使用广泛光谱方法 (NMR,MS) 阐明结构.
- 通过电子圆二元论 (ECD) 计算来确定绝对配置.
- 在体外抗炎活性查试验测量乳酸脱酶 (LDH) 释放.
主要成果:
- 鉴定出了三种新型的原伊卢丹类型的基烯基,Armillanals A-C.
- 化合物1和2具有罕见的Δ2(3)和Δ12(13)-protoilludane骨架.
- 化合物3表现出乳酸脱酶释放的剂量依赖抑制,IC50为4.525μM,表明抗炎活性.
结论:
- 这项研究成功地确定了来自Armillaria gallica的新型酸结构.
- 这些发现扩大了已知的protoilludane sesquiterpenes的化学多样性.
- 化合物3显示有前途的抗炎性质,需要进一步调查.
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