Fig. 2.

Time-lapse imaging of in vitro development until day 3 of 1PN 2PB ICSI zygote that produced an ongoing pregnancy and the delivery of a healthy child. The time of image captures (hours post ICSI) is showed at the bottom left of each image. a First and second PB. b 1PN 2PB. c–f 2-, 4-, 5-, and 8-cell embryo