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精子选择使用Pellucida区结合增强胚胎形态动力学和临床结果在ICSI:一个兄弟卵子研究
Mahin Izadi1,2, Mohammad Ali Khalili1,2, Mohammad Ebrahim Rezvani3
1Research and Clinical Center for Infertility, Yazd Reproductive Sciences Institute, Shahid Sadoughi University of Medical Sciences, Yazd, Iran.
American journal of men's health
|January 27, 2024
概括
在细胞内注射精子 (ICSI) 中的带有Zona pellucida (ZP) 的精子选择改善了胚胎质量和怀孕率. 与传统技术相比,这种方法提高了结果,尽管早期胚胎发育指标相似.
科学领域:
- 生殖生物学和辅助生殖技术 (ART).
- 胚胎学和不孕症研究.
背景情况:
- 内细胞质精子注射 (ICSI) 是一种关键的ART技术.
- 精子选择方法可以影响ICSI成功率.
- 带有透明区 (ZP) 的精子选择是一种新的方法.
研究的目的:
- 在ICSI中比较ZP结合精子选择与传统方法的胚胎形态动力学和临床结果.
- 评估ZP结合精子选择对受精,胚胎发育和怀孕率的影响.
主要方法:
- 潜在的随机兄弟卵细胞试验,涉及50个ICSI周期.
- 371个基因相II卵细胞被分为对照组和ZP结合组.
- 时间间隔监测 (TLM) 用于评估胚胎发育到第3天.
- 评估了包括怀孕和植入率在内的临床结果.
主要成果:
- 两组之间的受精率或早期形态动力学参数 (高达t8) 没有显著差异.
- 在t8 (时间到八个细胞) 和cc3 (第三个细胞周期持续时间) 中观察到显著的差异.
- ZP结合组显示A级胚胎,化学怀孕,临床怀孕和植入率显著更高 (p < .05).
结论:
- 在ICSI中,ZP结合精子选择提高了胚胎质量和临床妊娠结果.
- 这种方法比传统的精子选择技术提供了潜在的改进.
- 进一步的研究可能会阐明改善结果背后的具体机制.
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