August Weismann's germ plasm theory of the late 19th century posited that only germ cells, e.g., sperm and egg cells in ...

The robustness of the developmental process for multicellular organisms suggests a dedicated regulatory program that governs the trajectories of cell-fate decisions. According to Waddington's ...

All of us began as a single cell, the fertilized egg. This cell gave rise to a group of "stem cells" that can transform into any cell type in our body to create our complex tissues consisting of ...

The development of humans and other animals unfolds gradually over time, with cells taking on specific roles and functions via a process called cell fate determination. The fate of individual cells, ...

Researchers at the Francis Crick Institute 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 ...