卵母细胞减数分裂的抑制与启动的生化机理

被引:1
作者
赵志勇
机构
[1] 中国科学院发育生物学研究昕
关键词
卵母细胞; 爪蟾; 小鼠; 海星; 小家鼠; 成熟分裂; 减数分裂; 生发泡破裂;
D O I
10.13859/j.cjz.1988.04.017
中图分类号
学科分类号
摘要
<正> 卵子的发生,是一种在形态和物质上都极为复杂的变化过程,这个过程基本上经历了三种细胞形式——卵原细胞、卵母细胞和卵子。在卵原细胞向卵母细胞转化之时,减数分裂开始,并以排出第二极体结束。在整个减数分裂过程中,出现有两次中途停止的现象(以脊椎动
引用
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页码:41 / 46
页数:6
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