At each interval, they counted cells that were dividing in the ependymal layer. 每次檢測,他們對室管膜層的細胞計數。
Brain ventricles are hollow chambers filled with fluid that supports brain tissue, and a layer of ependymal cells lines these ventricles. 腦室是中空結構,充滿腦脊液以支持腦組織,且腦室周圍排列著一層室管膜細胞。