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.

Pregnancy is a time full of wonder, excitement, and sometimes a bit of worry. The amniotic sac is one of the most fascinating parts of this journey. It is a thin but strong membrane that naturally ...

A group of scientists has now demonstrated the presence of precursors of the placenta and the amniotic sac in synthetic embryos they created from mouse stem cells. In their effort to understand the ...

A newly created cell model of the amniotic sac could reveal new insights into early pregnancy, as well as generate helpful products for medical use. When you purchase through links on our site, we may ...

Researchers have coaxed stem cells to grow into amniotic sacs filled with fluid 1. The model sacs, which grew to roughly the same size as a four-week-old sac surrounding a developing embryo, could be ...

Please Note: Blog posts are not selected, edited or screened by Seeking Alpha editors. Stem cells from the amniotic sac that surrounds a fetus may someday be used to repair damage caused by a heart ...

Monochorionic monoamniotic (mo/mo) twins are two identical babies from one fertilized egg, who develop with the same placenta and in the same amniotic sac. Most people have heard of or know a set of ...

NEW YORK, January 23, 2001 - Three months after an unusual operation to seal a rupture in the fluid-filled sac protecting a pregnant woman's growing fetus, a healthy baby boy was delivered at NYU ...