Assertion: zygote's cell | /r/CapableOf | undergo an epithelial
Facets:
value: in order
type: OTHER
value: to lose their epithelial characteristics
type: PURPOSE
value: to mesenchymal transition
type: OTHER
value: to form the germ layers
type: PURPOSE
value: at the primitive streak
type: LOCATION
Source sentences:
text: In amniotes, gastrulation occurs in the following sequence: (1) the embryo becomes asymmetric; (2) the primitive streak forms; (3) cells from the epiblast at the primitive streak undergo an epithelial to mesenchymal transition and ingress at the primitive streak to form the germ layers.
text: In order for the cells to move from the epithelium of the epiblast through the primitive streak to form a new layer, the cells must undergo an epithelial to mesenchymal transition (EMT) to lose their epithelial characteristics, such as cell-cell adhesion.