| Term: | somite A band |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | somite |
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| Synonyms: | somitic mesoderm |
| Definition: | Undifferentiated mesodermal components of early trunk or tail segments or metameres, derived from paraxial mesoderm; forms myotomes, sclerotomes and perhaps dermatomes. |
| Ontology: | Anatomy Ontology [ZFA:0000155] |
| Name: | A band |
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| Synonyms: | A disc, anisotropic disc, Q disc, transverse disc |
| Definition: | The dark-staining region of a sarcomere, in which myosin thick filaments are present; the center is traversed by the paler H zone, which in turn contains the M line. |
| Ontology: | GO: Cellular Component [GO:0031672] QuickGO AmiGO |