We all start our lives as symmetric balls of cells. In humans, during the first few weeks after fertilization, embryonic ...

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.

Embryonic morphological development is delayed in live pregnancies ending in miscarriage, according to a prospective cohort study from the Netherlands. Among over 600 singleton pregnancies, those ...

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 ...

Very little is known about the first few weeks of human pregnancy, when development most often tends to go awry. Studying models mimicking these early stages—without the controversy of biological ...

After the tenth week there is no staging system for embryo development, and so the researchers used foetal growth and birth weight to assess development thereafter. They found that a pregnancy ...

Oxytocin May Delay Embryo Development in Times of Maternal Stress Oxytocin delays embryo development during stress, revealing insights into fertility issues and pregnancy complications.

Scientists Develop Human Embryo-Like Model, Mimicking Aspects of 2nd Week Human Development A human embryo-like model was successfully developed by a group of scientists at the California ...

The political theory of the American Founding is that man is made in God's image and that we accordingly possess certain rights that no other man can deny.