Method:Karyotypes of 132 infertile men were analyzed by chromosome Gbanding and C banding methods.
方法：采取132例男性不育患者外周血进行染色体核型分析。
2
METHODS Gbanding of chromosomes and then karyotype were analysized with an international system for human cytogenetic nomenclature (ISCN).
方法染色体G显带后按人类细胞遗传学国际命名体制（ISCN）进行核型分析。
3
Methods Chromosome specimens were prepared by short term culture of bone marrow cells and karyotype analyses were carried out using R and Gbanding techniques.