Cell BiologybioRxiv
Cyclin B3 implements timely vertebrate oocyte arrest for fertilization
N. Bouftas, L. Schneider, M. Halder…·T. U. Mayer
This study identifies cyclin B3 as essential for maintaining meiosis I arrest in oocytes by regulating Emi2 degradation, ensuring timely meiosis II arrest for fertilization.