Neural crest cells are a population of stem cells that invade the embryo in early development. They play a big role in what you look like: the pigments of your eyes, of your skin, and the bone ...

An illustration of zebrafish heart development, showing the migration of cells in the growing embryo after 17 hours, 1 day and 2 days to form the heart. Most heart cells come from the embryonic ...

As an embryo grows, there is a continuous stream of communication between cells to form tissues and organs. Cells need to read numerous cues from their environment, and these may be chemical or ...