Kick-starting the genome in early development

IMAGE: Merged image showing a colony of mouse embryonic stem cells fluorescently stained for Dppa2 in red, Dppa4 in green and DNA in blue. view more  Credit: Dr Melanie Eckersley-Maslin, Babraham Institute Key points: Researchers identify factors responsible for activating the zygotic genome A small number of mouse embryonic stem cells mimic the two-cell embryo stage,…