In a recent study published in the journal Science Immunology, researchers profile the origins and subsequent differentiation of embryonic and fetal immune cells during human lung development. Study: ...

By engineering a system replicating the womb lining with high biological accuracy, researchers at the Babraham Institute and ...

High-resolution 3D womb model gives insights into embryo implantation, infertility, and signals between embryo and mother, ...

Then researchers placed blastoids and embryos donated after infertility treatments inside the little device and watched it ...

Embryos and the uterus exchange molecular signals within the first hour, shaping whether implantation succeeds or fails.

In early pregnancy, the fetal pole is the first stage of embryonic growth visible on an ultrasound. Find out what it means when the fetal pole isn't visible. The fetal pole, which is also called an ...

Seals give birth only when conditions are right. After mating, a female seal can delay implantation of the embryo in the ...

With a shiny snout and pink, veiny face, an image shared on X on Oct. 15, 2023, claimed to show a dog embryo after seven days of gestation. At the time of this publication, the post had received more ...