Video 1

3D movie of immunofluorescence staining of tripronuclear (3PN) zygotes derived from conventional in vitro fertilization (c-IVF) arrested at pro-metaphase. This video is available from the online version of the article at

First mitotic spindle formation is led by sperm centrosome-dependent MTOCs in humans

Yoshiteru Kai, Hiroomi Kawano, and Naoki Yamashita

2021. 161:V19-V22 DOI: 10.1530/REP-21-0061