By tracking the fate of individual embryonic stem cells, researchers have found that endoderm cells—early embryonic cells ...

The distinct parental origins of the X chromosome lead to X-specific lower methylation in female embryos (at least in TE lineage), which, combined with the incomplete X chromosome inactivation and sex ...

Analyzing embryo movements in uteruslike environments could offer clues to improving the success rate of in vitro ...

Microscopy image of a PGA at day 8 showing the early tissues supporting the embryo, including the amniotic sac and the yolk sac-like structures, surrounded by (extra-embryonic) mesoderm tissue.

Scientists have recorded a human embryo implanting in a womb in real time. The implications of how it happens could lead to ...

A confocal microscopy image of a nine-day-old human embryo. Different colors denote different proteins and cellular structures of the embryo, © Institute for ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. A microscope image of a 9-day-old human embryo. The scale bar corresponds to 100 µm. | Credit: ...

Researchers have developed a new stem cell model of the mature human amniotic sac, which replicates development of the tissues supporting the embryo from two to four weeks after fertilization. This is ...

Scientists have captured a video showing the implantation of a human embryo for the first time, using a laboratory model of a ...