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Anatomy Ontology
immature thymic epithelium
- Term ID
- ZFA:0005780
- Synonyms
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- Definition
- Epithelium of the thymus primordium composed of cells of immature morphology. The immature thymic epithelium is continuous with the pharyngeal epithelium. The immature thymic epithelium is composed of electron-lucent epithelial cells of irregular or polygonal shape and contain numerous ribosomes, large electron-lucent mitochondria, and rough endoplasmic reticulum. Nascent desmosomes join these primitive epithelial cells together. (1)
- Appears at
- Hatching:Pec-fin (60.0h-72.0h)
- Evident until
- Larval:Protruding-mouth (72.0h-96.0h, 3.5mm)
- References
- Ontology
- Anatomy Ontology
- is part of
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- is a type of
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