| Phenotype: | pharyngeal arch 2 hand2 expression absent, abnormal |
|---|---|
| Note: | This phenotype statement describes a gene expression or antibody labeling pattern. Anatomy terms are combined with a gene or antibody and phenotype quality. |
EXPRESSION ANATOMY:
| Name: | pharyngeal arch 2 |
|---|---|
| Synonyms: | hyoid arch, visceral arch 2 |
| Definition: | The second pharyngeal arch, also known as the hyoid arch, forms jaw support structures. Anteriorly positioned cranial neural crest cells, which align with rhombomeres 4/5, contribute to the hyoid arch structures including the ceratohyal and hyosymplectic cartilages. |
| Ontology: | Anatomy Ontology [ZFA:0001611] |
EXPRESSED GENE:
| Symbol: | hand2 | ||||||||||||
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| Name: | heart and neural crest derivatives expressed 2 | ||||||||||||
| Previous Names: | dhand (1), han, zdHAND (1), hands off, zgc:103415 | ||||||||||||
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| Location: | Chr: 1 Mapping Details/Browsers | ||||||||||||
EXPRESSION QUALITY:
| Name: | absent |
|---|---|
| Synonyms: | absence, absent from organism |
| Definition: | A quality denoting the lack of an entity. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000462] |