Scientists have uncovered a key mechanism in jellyfish embryos that provides new insights into how the body plan of these animals develops along a central axis from their ‘head’ to ‘tail’. The study, ...

In the animal kingdom, specific growth factors control body axis development. These signalling molecules are produced by a small group of cells at one end of the embryo to be distributed in a graded ...

Formation of the body axes is a critical part of embryonic development. They guarantee that all body parts end up where they belong and that no ears grow on our backs. The head-tail axis, for example, ...