| Name: | brain |
|---|---|
| Synonyms: | brain structure |
| Definition: | Cavitated compound organ which is comprised of gray and white matter and surrounds the cerebral ventricular system. |
| Ontology: | Anatomy Ontology [ZFA:0000008] |
| Name: | microglial cell |
|---|---|
| Synonyms: | microglia |
| Definition: | A central nervous system macrophage found in the parenchyma of the central nervous system. |
| Ontology: | Anatomy Ontology [ZFA:0009077] |
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |