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百合素通过恢复氧化还原平衡和调节Rock1表达来改善玻璃化解卵细胞的发育能力
Songmao Li1,2, Qing Zhang1,2, Li Zhang1,2
1School of Medicine, International Peace Maternity and Child Health Hospital, Shanghai Jiao Tong University, Shanghai, China.
Journal of assisted reproduction and genetics
|October 8, 2025
概括
烯补充剂通过减少氧化应激和增强胚胎发育,改善了卵细胞玻璃化结果. 后代的健康状况没有受到影响,这表明基.
科学领域:
- 生殖生物学和冷保存.
- 氧化应激和抗氧化剂研究.
- 发育生物学和毒理学.
背景情况:
- 卵细胞玻璃化对于保持生育是至关重要的,但可以导致冷损伤,影响胚胎发育.
- 抗氧化剂可能会减轻玻璃化引起的氧化应激,但它们对植入物和后代的影响还未得到充分研究.
- 作为一种强有力的抗氧化剂,copene在卵细胞玻璃化中的作用以前没有被评估过.
研究的目的:
- 调查烯补充剂对卵细胞玻璃化和随后胚胎发育的影响.
- 评估柳科对氧化应激标记物的影响,包括谷氨 (GSH) 和活性氧物种 (ROS).
- 评估从用烯处理的玻璃化卵子细胞中获得的后代的长期健康和发育结果.
主要方法:
- 采集了小鼠卵细胞并进行了玻璃化.
- 玻璃化卵子被培养成不同度的百合素 (0.05,0.1,0.2μM).
- 胚芽细胞被转移到伪怀孕的小鼠中,以评估体内发育和后代的健康状况.
主要成果:
- 0.1微米的烯显著改善了玻璃化卵细胞中的胚胎细胞形成率.
- 莱科治疗增加了细胞内GSH水平,并降低了ROS水平.
- 虽然植入前发育有所改善,但在用烯处理和未处理的玻璃化组之间,活产率没有差异,仍然低于新鲜对照组.
- 后代没有出现出生缺陷,出生体重,生长,器官形态或生殖参数没有显著差异.
结论:
- 莱科通过恢复氧化还原平衡和调节Rock1表达来保护卵细胞免受玻璃化诱导的氧化应激.
- 柳治疗对后代似乎是安全的,对他们的健康或发育没有任何不良影响.
- 百合具有作为安全的辅助疗法的潜力,可以改善卵细胞玻璃化后的结果.
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