primary follicle

primary follicle

an immature OVARIAN FOLLICLE.
References in periodicals archive ?
3 (a) Primary follicle 14236 [+ or -] 4493 (a) Secondary follicle 83898 [+ or -] 14259 (a) Antral follicle 135878 [+ or -] 20427 (a) Vesicular ovarian follicles 249730 [+ or -] 48791 (a) Sham Primordial follicle 1525 [+ or -] 643.
The following follicle classification [sup][15],[16] was utilized: Type 1, primordial follicle, one layer of flattened granulosa cells surrounding the oocyte; Type 2: primary follicle, one to fewer than two complete layers of cuboidal granulosa cells; Type 3: secondary follicle, an oocyte surrounded by greater than one layer of cuboidal granulosa cells, with no visible antrum; Type 4: atretic follicle, the morphology of follicle is irregular, granulosa cells became less or disappeared.
In vivo treatment with GDF-9 stimulates primordial and primary follicle progression and theca cell marker CYP17 in ovaries of immature rats.
Primary follicle (FI) as an oocyte completely surrounded by a single/double layer of cuboidal epithelium with zona pellucida in between.
Histologically trichofolliculomas consist of a dilated primary follicle lined by infundibular stratified squamous epithelium and opening to the skin surface.
The plant extract and metformin have a lower blood sugar and decrease lipid peroxidation and oxidation of DNA and proteins to prevent the primary follicle atresia [12].
If a primary follicle continues to develop, it forms a secondary follicle; that is, an oocyte surrounded by two or more layers of follicular cells.
Just before ovulation, a primary follicle containing a primary oocyte grows and eventually divides.
The primary follicle has a single layer of cuboidal cells surrounding the egg.
The follicles were classified as primordial if the oocyte was surrounded by a single layer of squamous cells while primary follicle had a single layer of cuboidal cells.
In the ovary of neonatal piglets, follicle development is mainly the transition from primordial to primary follicle (Ding et al.