Term: oocyte stage I germinal vesicle
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: oocyte stage I
Synonyms: oocytes stage I, previtellogenic oocyte, primary oocyte, Stage 1 oocyte
Definition: Oocyte part of stage I ovarian follicle. Stage I oocytes are basophilic, and have relatively large nuclei.
Ontology: Anatomy Ontology [ZFA:0001567]
Name: germinal vesicle
Synonyms: primary oocyte nucleus
Definition: The enlarged, fluid filled nucleus of a primary oocyte, the development of which is suspended in prophase I of the first meiotic division between embryohood and sexual maturity.
Ontology: GO: Cellular Component [GO:0042585]    QuickGO    AmiGO