科迪塞宾通过AMPK激活来恶化5'甲诱导的贫血症
Lei Yang1, Siqi Kong2, Hailan Shi2
1Institute of Translational Medicine, School of Medicine, Yangzhou University, Yangzhou, 225001, China; The Key Laboratory of the Jiangsu Higher Education Institutions for Nucleic Acid & Cell Fate Regulation (Yangzhou University), Yangzhou, 225001, China; Department of Pathology, The Second People's Hospital of Changzhou, the Third Affiliated Hospital of Nanjing Medical University, Changzhou, 213003, China.
科尔迪塞宾 (COR) 通过AMPK激活来抑制红细胞的发育,从而恶化化疗引起的贫血. 这种化合物会延迟恢复,并影响小鼠的线粒体功能.
科学领域:
- 生物化学 生物化学
- 血液学 血液学 血液学
- 药理学 药理学是指药理学的学科.
背景情况:
- 源自Cordyceps sinensis的 Cordycepin (COR) 是一种生物活性化合物.
- 化疗,特别是5-甲 (5-FU),可以诱导急性贫血.
- 了解天然化合物对药物诱导的副作用的影响至关重要.
研究的目的:
- 为了研究cordycepin (COR) 对小鼠5-fluorouracil (5-FU) 诱导的贫血的影响.
- 阐明COR对红色素形成的影响的潜在机制.
主要方法:
- 小鼠接受了COR和/或5-FU的治疗.
- 进行了外周血液,脏和骨髓分析.
- 评估了基因表达和线粒体膜潜力.
主要成果:
- COR加剧了5-FU诱导的贫血,延迟了网细胞的恢复,并降低了红细胞水平.
- 通过降低关键基因 (Hba,Hbb,Gata-1等) 的调节,COR抑制了红细胞分化. 通过AMPK激活.通过AMPK激活.
- COR降低了线粒体膜潜力,并降低了参与血红蛋白合成和代谢的线粒体基因矩阵基因.
- 由于AMPK抑制剂,化合物C的作用逆转了COR的作用.
结论:
- 科尔迪塞通过AMPK激活抑制红状腺分化,加剧化疗诱导的贫血.
- 在红色素前体中,COR对线粒体功能产生负面影响.
- 这些发现突出了管理化疗相关贫血的潜在治疗策略.
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