OBO ID: ZFA:0005780
Term Name: immature thymic epithelium Search Ontology:
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)
Ontology: Anatomy Ontology
EXPRESSION No data available
PHENOTYPE No data available