Objective:To study the influential factors on G-Band exhibition in mouse spermatogonial stem cells,so as to offer a technology to indentify karyotype of stem cell in culture.

• 目的:探索精原干细胞染色体G带显示技术及其影响因素,为如何鉴定培养状态下干细胞的染色体核型提供实验参考。