人工卵细胞激活改善了在无法解释的受精异常后的ICSI结果
C L Nicholson1, M Dean2, A Attia1
1Reproductive Medicine Research Group, School of Medicine, Ninewells Hospital and Medical School, University of Dundee, Dundee, UK.
Reproductive biomedicine online
|September 6, 2024
概括
人工卵细胞激活 (AOA) 显著改善了IVF/ICSI后无法解释的受精问题患者的受精率和活产率. 这种方法,特别是对于那些有脂酶C zeta (PLCζ) 缺乏的人来说,为不孕症提供了一个强大的解决方案.
科学领域:
- 生殖医学 生殖医学
- 辅助生殖技术 辅助生殖技术
- 不孕症研究 不孕症研究
背景情况:
- 在体外受精/细胞内精子注射 (IVF/ICSI) 后无法解释的低或无受精率在辅助生殖中构成了重大挑战.
- 识别潜在的原因,如脂酶C zeta (PLCζ) 缺乏,对于有效的治疗至关重要.
研究的目的:
- 评估人工卵细胞激活 (AOA) 在IVF/ICSI后无法解释受精失败的患者中改善受精和怀孕结果的疗效.
- 评估PLCζ蛋白表达试验在ICSI-AOA患者选择中的诊断价值.
主要方法:
- 一项追溯病例控制队列研究在2014-2021年期间审查了231例IVF/ICSI受精失败或率≤25%的IVF/ICSI病例.
- 患有不明原因异常的患者接受了调查,包括PLCζ.的精子免疫细胞化学. 随后,39对夫妇使用离子体与AOA进行了ICSI.
主要成果:
- 与之前的IVF/ICSI相比,ICSI-AOA显著提高了受精率 (57.2%与7.1%,P < 0.0001).
- 对于患有PLCζ缺乏症的患者,ICSI-AOA的受精率为66.3% (vs. 4.6%,P < 0.0001).
- ICSI-AOA导致胚胎移植,临床怀孕,活产和过剩胚胎的冷保存率更高.
结论:
- 人工卵细胞激活 (AOA) 是一种非常有效的干预措施,用于无法解释的受精异常的夫妇,改变了临床结果.
- PLCζ试验可以作为一种有价值的诊断工具,用于选择最能从ICSI-AOA中受益的患者.
- 建议继续研究和开发PLCζ试验,以优化ICSI-AOA的患者选择.
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