It was found the number of primordial germ cells in the blood and gonads decreased significantly, the histological structure of some organs in quail embryos had different changes.

• 本实验利用回转器旋转模拟微重力的生物效应，以鹌鹑胚胎作为实验材料，研究了鹌鹑胚胎生殖腺内原始生殖细胞的数目及内脏器官的组织学变化。