The oocyte maturation inhibitor (OMI) is an inhibitory factor created by follicular cells during a primary oocyte maturation. It is believed to be the reason why the oocyte remains for so long in the immature dictyate state of meiosis.[1]

References

  1. ^ Channing CP, Liu CQ, Jones GS, Jones H (July 1983). "Decline of follicular oocyte maturation inhibitor coincident with maturation and achievement of fertilizability of oocytes recovered at midcycle of gonadotropin-treated women". Proc. Natl. Acad. Sci. U.S.A. 80 (13): 4184–8. Bibcode:1983PNAS...80.4184C. doi:10.1073/pnas.80.13.4184. PMC 394225. PMID 6408644.
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