To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 1 H2BRFP MajSatTALEmClover-expressing embryo, showing lagging anaphase chromosomes result in micronuclei. video from the online version of the article available at https://doi.org/10.1530/REP-17-0569. Causes and consequences of chromosome segregation error in preimplantation embryos Cayetana Vázquez-Diez, and Greg FitzHarris 2018. 155:R63-R76 DOI: 10.1530/REP-17-0569 Download Original Video