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:	vesicle
Synonyms:	membrane-bounded vesicle, membrane-enclosed vesicle
Definition:	Any small, fluid-filled, spherical organelle enclosed by membrane.
Ontology:	GO: Cellular Component [GO:0031982] QuickGO AmiGO