granulosa cells


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Related to granulosa cells: Theca cells

granulosa cells

Epithelial cells that surround the oocyte in developing ovarian follicles.
References in periodicals archive ?
Heterogeneity in sexual bipotentiality and plasticity of granulosa cells in developing mouse ovaries.
Apoptotic bodies and large vacuoles between hypertrophic granulosa cells were clearly detected (Fig.
Granulosa cell tumors may be in the differential of standard fibromas, as the former may have prominent fibromatous areas, and it would be possible at the time of frozen section of a granulosa cell tumor to sample a zone that morphologically would be entirely appropriate to characterize as fibroma.
N.P., Ritvos, O., Bone morphogenetic protein 15 and growth differentiation factor 9 cooperate to regulate granulosa cell function in ruminants.
The pellet containing granulosa cells were aseptically harvested by aspiration from follicles with a 25-gauge needle and released in medium.
Additionally, the quality and purity of samples used was determined with specific primers GAPDH (glyceraldehyde-3-phosphate dehydrogenase), for oocyte (ZAR1: zygote arrest-1), granulosa cells (CYP19A1: cytochrome P450, family 19, subfamily A, polypeptide 1) and theca cells (CYP17A1: cytochrome P450, family 17, subfamily A, polypeptide 1) as suggested Hatzirodos et al (11) (Table 1).
Follicles with at least one granulosa cell stained for PCNA were considered as positively stained.
Intracellular Ca2+ and antioxidant values induced positive effect on fertilisation ratio and oocyte quality of granulosa cells in patients undergoing in vitro fertilisation.
Granulosa cell tumors (GCTs) represent only 5% of all ovarian cancers.
Catt, "Estrogen dependence of luteinizing hormone receptor expression in cultured rat granulosa cells. inhibition of granulosa cell development by the antiestrogens tamoxifen and keoxifene," Endocrinology, vol.
The granulosa cells produce progesterone, de novo, from cholesterol and pregnenolone and has the capacity to convert progesterone to testosterone but not to oestrogen.