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在精子中的fipronil诱导的分子缺陷的蛋白质组学分析
Jeong-Won Bae1, Woo-Sung Kwon2,3
1Department of Animal Science and Biotechnology, Kyungpook National University, Sangju, Republic of Korea.
Scientific reports
|April 1, 2024
概括
杀虫剂fipronil通过改变关键蛋白质,对小鼠的精子功能和生育能力产生负面影响. 这项研究揭示了fipronil.
科学领域:
- 环境毒理学环境毒理学
- 生殖生物学 生殖生物学
- 蛋白质组学是指蛋白质组学.
背景情况:
- 菲普罗尼尔 (Fipronil) 是一种甲酸杀虫剂,广泛使用,但对环境构成风险.
- 以前的研究表明,菲普罗尼尔对哺乳动物的生殖有不良影响.
研究的目的:
- 为了研究菲普罗尼尔对小鼠精子的特定作用方式.
- 为了确定fipronil暴露后精子中的蛋白质表达变化.
主要方法:
- 对小鼠精子暴露于fipronil.
- 精子功能的全面评估 (运动性,动力学,ATP水平,体反应).
- 蛋白质组分析以确定差异表达的蛋白质.
主要成果:
- 菲普罗尼尔治疗显著降低了精子运动性,动力学参数和细胞内ATP水平.
- 自发的体反应在fipronil暴露后增加.
- 蛋白质组分析确定了14种表达变化的蛋白质,与精子细胞骨,轴突,新陈代谢和生育有关.
结论:
- 菲普罗尼尔暴露会改变关键的精子蛋白,影响男性生育能力.
- 该研究阐明了fipronil的潜在生殖危害,通过异常的蛋白质抑制导致男性不孕症.
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