Results 11 to 20 of about 4,738,210 (161)

Isolation of Human Cumulus Granulosa Cells

open access: yesVan Tıp Dergisi, 2022
INTRODUCTION: Follicles are the basic functional units of the ovary. It is characterized by the growth and development of ovarian follicles, proliferation and differentiation of granulosa cells.
Murat Serkant Ünal, Cihan Kabukçu
doaj   +1 more source

BCAS2 regulates granulosa cell survival by participating in mRNA alternative splicing

open access: yesJournal of Ovarian Research, 2023
Background Granulosa cell proliferation and differentiation are essential for follicle development. Breast cancer amplified sequence 2 (BCAS2) is necessary for spermatogenesis, oocyte development, and maintaining the genome integrity of early embryos in ...
Xiaohong Yao   +11 more
doaj   +1 more source

SUMOylation of mouse p53b by SUMO-1 promotes its pro-apoptotic function in ovarian granulosa cells. [PDF]

open access: yesPLoS ONE, 2013
Follicular atresia is a process of spontaneous degradation of follicles, hindering growth and development in the mammalian ovary. Previous studies showed that follicular atresia was caused by apoptosis of granulosa cells, for which a number of apoptosis ...
Xiao-Ming Liu   +4 more
doaj   +1 more source

Cellular and exosome mediated molecular defense mechanism in bovine granulosa cells exposed to oxidative stress. [PDF]

open access: yesPLoS ONE, 2017
Various environmental insults including diseases, heat and oxidative stress could lead to abnormal growth, functions and apoptosis in granulosa cells during ovarian follicle growth and oocyte maturation.
Mohammed Saeed-Zidane   +8 more
doaj   +1 more source

Directed differentiation of human iPSCs to functional ovarian granulosa-like cells via transcription factor overexpression

open access: yeseLife, 2023
An in vitro model of human ovarian follicles would greatly benefit the study of female reproduction. Ovarian development requires the combination of germ cells and several types of somatic cells.
Merrick D Pierson Smela   +13 more
doaj   +1 more source

Effect of Vitamin D3 on Mitochondrial Biogenesis in Granulosa Cells Derived from Polycystic Ovary Syndrome [PDF]

open access: yesInternational Journal of Fertility and Sterility, 2020
Background Polycystic ovary syndrome (PCOS) is an endocrine disorder diagnosed by anovulation hyperandro- genism. Hyperandrogenism increases apoptosis, which will eventually disturb follicular growth in PCOS patients.
Zahra Safaei   +6 more
doaj   +1 more source

Carbachol increases intracellular free calcium concentrations in human granulosa-lutein cells [PDF]

open access: yes, 1992
We investigated whether the stimulation of human granulosa-lutein cells with muscarinic and nicotinic receptor agonists can cause increases in intracellular free calcium (Ca2+), using Fura-2 microfluorimetry.
Föhr, K. J.   +3 more
core   +1 more source

Effects of angiogenin on granulosa and theca cell function in cattle

open access: yesAnimal, 2017
Angiogenin is a member of the ribonuclease A superfamily of proteins that has been implicated in stimulating angiogenesis but whether angiogenin can directly affect ovarian granulosa or theca cell function is unknown.
J.L. Dentis   +3 more
doaj   +1 more source

Unicystic Granulosa Cell Tumor [PDF]

open access: yesJournal of Pathology and Translational Medicine, 2015
Granulosa cell tumors are the most frequent sex cord stromal tumor and account for approximately 5% of all primary ovarian tumors. About 5% occur before puberty and 40% occur in the menopausal age group; however, these tumors have an indolent biological behavior [1].
Nalli R. Sumitra Devi   +3 more
openaire   +3 more sources

Effect of oxytocin on free intracellular Ca2+ levels and progesterone release by human granulosa-lutein cells [PDF]

open access: yes, 1993
Oxytocin and its receptor are found in the corpus luteum in a variety of species, including the human. In the present study we used fura-2 microfluorimetry to investigate whether activation of the oxytocin receptor of cultured human granulosa-lutein ...
Wiemann, M.   +4 more
core   +1 more source

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