In the earliest hours after fertilization, an embryo takes its first steps toward becoming a living organism by shedding ...

In the field of assisted reproductive technology (ART), livestock farming, academic basic research, in vitro fertilization (IVF) is performed in which eggs and sperm are removed from the body ...

“Only one of the two cells is truly totipotent, meaning it can give rise to body and placenta ... periods in development. “I was always interested in how cells decide their fate,” Zernicka-Goetz said.

While some animals like mammals have a limited ability to regenerate lost tissues, planarians can be cut roughly in half and ...

giving the research community a new tool to study early cell decisions and embryo development. Excitingly, the two studies show that at different stages of embryogenesis, glycolysis acts through a ...

New study sheds light on how insects, spiders, crustaceans, and other arthropods evolved their distinct body structures. By ...

She and her team have now started to study post-implantation embryo development and gastrulation, during which all the organs and tissues of the human body are formed. With 80 per cent of ...

Structural issues with the uterus or cervix can interfere with proper implantation and development of the embryo. These abnormalities ... where the body produces antibodies that attack ...

As development continues, the epiblast invades inward ... However, gastrulation, the period beyond this cutoff, represents when the embryo begins to form the eventual body plan, making it an ...

Every cell in our body has a sex. But most research so far has focused on our gonads—ovaries or testes—and not on the early ...

She and her team have now started to study post-implantation embryo development and gastrulation, during which all the organs and tissues of the human body are formed. With 80 per cent of pregnancy ...

Author Anna Louie Sussman applies experience with video footage of her child’s development as an embryo and, in doing so, pulls away slightly from the free-rein position on embryo use she ...