| Name: | thymus primordium |
|---|---|
| Synonyms: | thymic rudiment |
| Definition: | A small outgrowth of the pharyngeal epithelium that is the site of lymphocyte cell production. |
| Ontology: | Anatomy Ontology [ZFA:0001077] |
| Name: | common lymphoid progenitor |
|---|---|
| Synonyms: | CLP, committed lymphopoietic stem cell, early lymphocyte progenitor, ELP, lymphoid stem cell, lymphopoietic stem cell |
| Definition: | An oligopotent progenitor cell committed to the lymphoid lineage. |
| Ontology: | Anatomy Ontology [ZFA:0009023] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |