The cytoskeleton is also involved in transduction of the extracellular signals into the nucleaus, and nucleus-mediated regulation of cell functions.

• 哺乳动物卵母细胞和早期胚胎细胞骨架具有其独特的分布和功能，使卵母细胞和胚胎呈现出精确的时空性变化特点。