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The Role of Cumulus Oophorus in Oocyte Maturation


Shun-Li Yue, Jia-Bo Zhou, Yun-Yin Yan*
College of Life Science, Northeast Agricultural University, Harbin 150030, China
Abstract: Cumulus oophorus is a group of closely associated granulose cells, which surrounds the oocyte. Cumulus oophorus plays a crucial role in oocyte maturation, including keeping the oocyte under meiotic arrest, participating in the induction of meiotic resumption, and supporting cytoplasmic maturation. Cumulus oophorus morphology and cumulus cell expansion influence the processes of oocyte maturation. Understanding the role of cumulus oophorus in oocyte maturation will enable us to reveal the mechanism of mammal oocyte maturation.


CSTR: 32200.14.cjcb.2005.04.0010