从Juncus acutus L.中分离的素,是一种对人类冠状病毒229E的潜在疗法
Asma Hakem1,2, Lowiese Desmarets3, Ramla Sahli1,2
1Joint Research Unit 1158, BioEcoAgro, Univ. Lille, INRAE, Univ. Liège, UPJV, JUNIA, Univ. Artois, Univ. Littoral Côte d'Opale, ICV-Institut Charles Viollette, 59650 Villeneuve-d'Ascq, France.
Molecules (Basel, Switzerland)
|June 10, 2023
概括
来自Juncus acutus的素,通过抑制病毒复制,对人类冠状病毒HCoV-229E表现出强大的抗病毒活性. 这种天然化合物为阿尔法冠状病毒感染提供了潜在的治疗策略.
科学领域:
- 药理学 药理学是指药理学的学科.
- 病毒学 病毒学
- 自然产品化学 自然产品化学
背景情况:
- 随着COVID-19的流行,人们迫切需要针对冠状病毒的特定抗病毒疗法.
- 目前对冠状病毒感染的治疗方法仍然有限,需要探索新型治疗剂.
研究的目的:
- 来识别天然来源的抗病毒化合物,有效对抗人类冠状病毒.
- 研究Juncus acutus提取物的抗病毒潜力,并分离活性化合物.
主要方法:
- 生物指导的Juncus acutus茎提取物 (乙酸和水性) 的分化.
- 使用HCoV-229E-Luc记者病毒在Huh-7细胞中的抗病毒活性查.
- 通过添加测定时间来确定IC50值和评估抑制机制.
主要成果:
- 丁被确定为一种针对HCoV-229E的强有力的抗病毒分子,IC50值为1.77微米和1.95微米.
- 丁醇证明了对HCoV-229E感染的剂量依赖抑制,主要在病毒复制阶段起作用.
- 卢铁的糖化形式 (卢铁-7-O-糖化物) 和氨酸衍生物没有显著的抗病毒活性.
结论:
- 从Juncus acutus中分离出来的素是一种新型的阿尔法冠状病毒HCoV-229E的抑制剂.
- 素的注射后活性表明它准病毒复制,提供潜在的治疗作用.
- 需要进一步的研究来探索黄素对其他冠状病毒的疗效,如SARS-CoV-2和MERS-CoV.
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