Among the tissues forming the head, the musculature has raised many questions. This musculature originates from the mesoderm, ...

Early skate embryo, with the different embryonic tissues segmented and false-colored ... is yellow, the paraxial mesoderm (future vertebrae and trunk muscles) is magenta, the lateral mesoderm ...

For example, in Xenopus, mesoderm tissue undergoing convergent extension consists of a bilayer of cells sandwiched between two layers of the extracellular matrix component fibronectin, allowing ...

Embryonic stem cells in culture are capable of self-renewal without differentiation and are able to differentiate into all cell types of the endoderm, mesoderm and ectoderm lineages using ...