Phenotype: yolk syncytial layer epiboly temporally extended, abnormal
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: yolk syncytial layer
Synonyms: periblast, yolk sac, YSL
Definition: Peripheral layer of the yolk cell including nuclei and non-yolky cytoplasm.
Ontology: Anatomy Ontology [ZFA:0000088]
Name: epiboly
Synonyms:
Definition: The expansion of one cell sheet over other cells or yolk.
Ontology: GO: Biological Process [GO:0090504]    QuickGO    AmiGO
Name: temporally extended
Synonyms:
Definition: A quality of a process which ends later than the natural end time.
Ontology: Phenotypic Quality Ontology [PATO:0001333]