奥塞塔米维尔酸盐 (Tamiflu) 通过诱导线粒体功能障碍来改变斑马鱼幼虫的神经行为
Shuang Wang1, Minjian Zou1, Zhirui Zhu1
1Gansu Key Laboratory of Biomonitoring and Bioremediation for Environmental Pollution, School of Life Sciences, Lanzhou University, No. 222 South Tianshui Road, Lanzhou 730000, Gansu Province, China.
The Science of the total environment
|October 26, 2024
概括
奥塞塔米维尔酸盐 (OSE) 抗病毒药物暴露会导致斑马鱼的神经发育问题,与线粒体功能障碍有关. 像ALC和NR这样的保护剂可以减轻这些有害影响.
科学领域:
- 神经科学是一个神经科学.
- 环境毒理学环境毒理学
- 发展生物学 发展生物学
背景情况:
- 像酸 (OSE) 等抗病毒药物广泛使用,但其神经发育风险尚未完全理解.
- 越来越多地在环境中检测到OSE,引发人们对其毒性的担忧.
- 现有的研究缺乏全面了解OSE在发育过程中对中枢神经系统的影响.
研究的目的:
- 在斑马鱼模型中研究奥塞塔米维尔酸盐 (OSE) 的发育神经毒性作用.
- 探索OSE诱导的神经毒性的潜在机制,重点关注线粒体功能.
- 评估线粒体保护剂在减轻OSE不良影响方面的有效性.
主要方法:
- 利用斑马鱼幼虫进行高通量行为分析和体内两光子成像.
- 进行了转录基因测序,药理干预和生化分析.
- 评估线粒体功能,包括呼吸链复杂活性,线粒体膜潜力 (MMP) 和ATP含量.
主要成果:
- 在斑马鱼幼虫中,OSE暴露导致心率增加,心周胀,过度活跃,社会互动受损,学习能力下降.
- 观察到神经炎症,血管形态变化,神经递质水平和神经发育基因表达的变化.
- 转录基因分析显示,参与氧化酸化的基因上调,并证实了线粒体功能障碍 (复杂活动改变,MMP和ATP减少).
结论:
- 暴露于OSE带来潜在的神经发育风险,特别是与线粒体功能障碍有关.
- 线粒体保护剂,乙-l-卡尼-化 (ALC) 和尼古丁胺 (NR),有效地逆转OSE诱导的神经行为缺陷.
- 结果表明,由于其对人类和动物神经发育的潜在影响,OSE过度使用应谨慎使用.
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