来自海洋衍生的真菌Trichoderma harzianum ZN-4的罗利丁类化合物和多基基类衍生物
Chengzeng Zhou1, Xunuo Li1, Jiayu Pan1
1Ocean College, Zhejiang University, Zhoushan 316000, China.
The Journal of organic chemistry
|April 5, 2025
概括
海洋真菌Trichoderma harzianum产生了新的化物harzianopyrrolidones A-B和其他化合物. 一些新的化合物显示出潜在的心肌细胞保护活性.
科学领域:
- 自然产品化学 自然产品化学
- 海洋微生物学 海洋微生物学
- 药用化学 医学化学
背景情况:
- 海洋衍生真菌是结构多样化的生物活性二次代谢物的丰富来源.
- 众所周知,Trichoderma物种可以产生各种具有药理潜力的化合物.
研究的目的:
- 从海洋衍生真菌Trichoderma harzianum ZN-4中分离和描述新的化学实体.
- 评估分离化合物的生物活性,重点关注潜在的心肌细胞保护和抗菌性质.
主要方法:
- 使用色谱技术分离和净化二次代谢产物.
- 使用高分辨率电喷射电离化质谱学 (HRESIMS),核磁共振 (NMR) 谱学和X射线晶体学进行结构阐明.
- 生物活性查,包括心肌细胞保护试验和抗菌活性测定.
主要成果:
- 他们分离了八种化合物,包括两种不寻常的 furanopyrrolidine 类化合物 (harzianopyrrolidones A-B) 和四种新化合物:harzianopyridone B,harzianopyrone, (R)-1-(3,5-dihydroxy-4-methylphenyl)-1-hydroxyhept-5E-en-2-one,以及harzianopyrrolidone C.
- 化合物1,4和5在5-20μM的度下表现出潜在的心肌细胞保护活性.
- 化合物7对Pestalotiopsis theae表现出中度的抑制活性,最小抑制度 (MIC) 为25μg/mL.
结论:
- 海洋衍生的真菌Trichoderma harzianum ZN-4产生新的类化合物和其他代谢物,具有潜在的治疗应用.
- 已识别的化合物,特别是1,4和5,需要进一步研究它们对心肌细胞的保护作用.
- 化合物7显示出作为一种潜在的抗菌剂对特定的真菌病原体的承诺.
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