预测生育治疗成功的表观遗传性精子质量测试:现实世界和多站点分析
Kristin Brogaard1, Susan Hudson2, Carrie Bedient3
1Path Fertility, Salt Lake City, United States.
Journal of assisted reproduction and genetics
|January 26, 2026
概括
精子表观遗传评估改善了男性生育能力的评估. 异常的表观遗传特征降低了子宫内授精 (IUI) 的妊娠成功率,但不是用细胞内质精子注射 (ICSI) 进行体外受精 (IVF).
科学领域:
- 生殖医学 生殖医学
- 表观遗传学 在表观遗传学中,表观遗传学是指表观遗传学.
- 男人不孕不育的情况
背景情况:
- 男性因子不孕症影响了大量寻求生育治疗的夫妇.
- 传统的精液分析在预测生育治疗成功方面存在局限性.
- 为了全面评估男性生育能力,需要新的生物标志物.
研究的目的:
- 评估精子表观遗传分析在预测生育治疗结果方面的临床实用性.
- 确定表观遗传精子质量是否影响辅助生殖技术中的怀孕率.
- 探索基于男性生育能力评估的个性化治疗策略.
主要方法:
- 在10个生育诊所对537对夫妇的怀孕结果进行了回顾性分析.
- 包括伴侣年龄,总运动精子数和治疗类型.
- 与传统的精液参数一起评估精子表观遗传质量.
主要成果:
- 精子表观遗传特征异常的夫妇在宫内授精 (IUI) 时显示出明显较低的怀孕成功率.
- 在体外受精 (IVF) 与细胞内精子注射 (ICSI) 的正常和异常表观遗传特征之间没有观察到怀孕率的显著差异.
- 内细胞质精子注射 (ICSI) 可以减轻精子表观遗传质量差对妊娠结果的负面影响.
结论:
- 精子表观遗传学评估为男性生育能力评估提供了超越传统精液分析的宝贵见解.
- 表观遗传特征分析有可能指导个性化生育治疗决策.
- 需要对综合性临床数据进行进一步的研究,以充分阐明表观遗传在男性不孕症中的作用.
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