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The Frequency of Chromosomal Abnormalities in Men With Azoospermia and Oligoasthenoteratozoospermia: a Preliminary Study
Male infertility chromosomal abnormalities
2009/7/6
The aim of this study is to investigate the frequency of chromosomal abnormalities in men with severe andrological infertility, In 50 men with azoospermia and severe oligoasthenoteratozoospermia (OAT)...
2例男性育性障碍患者的联会复合体分析Synaptonemal Complexes Analysis in Male Fertility Impairment in Two Men
联会复合体 男性育性障碍
2008/1/10
摘要 运用表面铺展联会复合体(synaptonemal complex,SC)的电镜技术对2例男性育性障碍患者的联会复合体进行分析,发现患者1的部分粗线期精母细胞(20%)中出现配对紊乱(一些SCs中间未完全配对,未配对区轴心出现增粗,类似性染色体配对行为;有些SC仅两端配对,形成很短的两段SC,中间大部分未配对,在未配对区出现断裂,似乎是一个三价体和单价体)现象,大部分细胞配对正常。患者2的几乎...