Summary Stage Literature (1) Attributions Wiki

Name: early mesenchyme blastula stage ECAO ID: 0000340 Definition: "The vegetal plate is apparent and skeletogenic primary mesenchyme cells (PMCs) are in the process of ingression, a type of epithelial–mesenchymal transition (EMT). The epithelial wall of the embryo has thickened at the animal pole, where a tuft of long, non-motile cilia has formed."

Preceded By: mesenchyme blastula phase

Succeeded By: mid-mesenchyme blastula stage