Phenotype: oocyte stage I mitochondrial cloud increased size, 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: 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: mitochondrial cloud
Synonyms: Balbiani body, mitochondrial aggregate
Definition: A prominent mass in the cytoplasm of previtellogenic oocytes. The cloud contains both mitochondria and electron-dense granulofibrillar material (GFM) and is the source of germinal granule material.
Ontology: GO: Cellular Component [GO:0032019]    QuickGO    AmiGO
Name: increased size
Synonyms: big, enlarged, great, large
Definition: A size quality which is relatively high.
Ontology: Phenotypic Quality Ontology [PATO:0000586]