| Name: | endocardium | 
|---|---|
| Synonyms: | |
| Definition: | Layer that lines the lumen of the heart. | 
| Ontology: | Anatomy Ontology [ZFA:0001320] | 
| Name: | epithelial to mesenchymal transition | 
|---|---|
| Synonyms: | EMT, epithelial-mesenchymal transition, mesenchymal cell differentiation from epithelial cell | 
| Definition: | A transition where an epithelial cell loses apical/basolateral polarity, severs intercellular adhesive junctions, degrades basement membrane components and becomes a migratory mesenchymal cell. | 
| Ontology: | GO: Biological Process [GO:0001837] QuickGO AmiGO |