| 释义 |
DictionarySeecytokinesiscontractile ring
contractile ring[kən′trak·təl ‚riŋ] (cell and molecular biology) A cytoskeletal structure that forms in animal cells and many unicellular eukaryotes during cell division, contraction of which causes the plasma membrane to pinch inward and the cell to divide. contractile ring
contractile ring A ring of actin filaments around the equator of a cell formed at the end of MITOSIS. Tightening of this ring lead to the separation of the two daughter cells. |