Phenotype: midbrain cell population proliferation increased occurrence, exacerbated
Note: This statement combines anatomy and/or ontology terms with phenotype quality terms to create a complete phenotype (EQ) statement. For detailed information on individual terms, click the hyperlinked term name.
Name: midbrain
Synonyms: mesencephalon
Definition: The brain region between the forebrain anteriorly and the hindbrain posteriorly, including the tectum dorsally and the midbrain tegmentum ventrally.
Ontology: Anatomy Ontology [ZFA:0000128]
Name: cell population proliferation
Synonyms: cell proliferation
Definition: The multiplication or reproduction of cells, resulting in the expansion of a cell population.
Ontology: GO: Biological Process [GO:0008283]    QuickGO    AmiGO
Name: increased occurrence
Synonyms: increased incidence
Definition: An occurrence which is relatively high.
Ontology: Phenotypic Quality Ontology [PATO:0002051]
Tag: exacerbated
Definition: This annotation denotes a significantly exaggerated phenotype resulting from an additional reagent or mutation.