| 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 activation | 
|---|---|
| Synonyms: | |
| Definition: | The change in morphology and behavior of a microglial cell resulting from exposure to a cytokine, chemokine, cellular ligand, or soluble factor. | 
| Ontology: | GO: Biological Process [GO:0001774] QuickGO AmiGO |