| Name: | ectoderm |
|---|---|
| Synonyms: | |
| Definition: | The outer layer of the embryo derived from the epiblast. The definitive ectoderm will give rise to such tissues as epidermis, the central nervous system, neural crest, and sensory placode. |
| Ontology: | Anatomy Ontology [ZFA:0000016] |
| Name: | stem cell proliferation |
|---|---|
| Synonyms: | |
| Definition: | The multiplication or reproduction of stem cells, resulting in the expansion of a stem cell population. A stem cell is a cell that retains the ability to divide and proliferate throughout life to provide progenitor cells that can differentiate into specialized cells. |
| Ontology: | GO: Biological Process [GO:0072089] QuickGO AmiGO |
| Name: | decreased occurrence |
|---|---|
| Synonyms: | decreased incidence |
| Definition: | An occurrence which is relatively low. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002052] |