摘要:目的研究Decapty1/HMG/HCG促超排卵对胞饮突发育的影响,探讨该方案高获卵率而低妊娠率的原因,为临床改善促排卵方案,提高IVF-ET的妊娠率提供理论依据。方法将雌性昆明小白鼠分为NC组和COH组,用扫描电镜(SEM)观察两组小白鼠pd1-pd6胞饮突的发育。结果两组鼠胞饮突发展模式均为发育中、完全发育和退化。NC组胞饮突在pd4评分最高(P(0.01),COH组胞饮突评分在pd3最高(P(0.01)。结论Decapty1/HMG/HCG促超排卵使种植窗提前开放,与胚胎着床不同步,这可能是影响IVF-ET妊娠率的原因。
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