primordial kidney

The ultrastructures of coelomosac,labyrinth,nephridial canal and bladder in the antennal gland of Macrobrachium nipponense were studied by transmission electron microscopy.

利用透射电镜对日本沼虾触角腺的体腔囊、迷路、原肾管和膀胱的超微结构进行了研究。

The examining results of light microscopy show that the antennal gland consists of the coelomosac, labyrinth and nephridial canal.

光镜观察显示 :触角腺由体腔囊、迷路和原肾管 3部分组成。