نتایج جستجو برای: ovarian hormons

تعداد نتایج: 83458  

Background & Objective: The common epithelial ovarian tumors are classified into serous, mucinous, clear cell, endometrioid, the Brenner, mixed, and undifferentiated types. Cytoskeleton intermediate filament composition of ovarian tissues indicates that the cytokeratin and vimentin are observed in ovarian surface epithelium along with the common ovaria...

2014
Ioanna Giopanou Vasiliki Bravou Panagiotis Papanastasopoulos Ioannis Lilis Panagiotis Aroukatos Dionysios Papachristou Sophia Kounelis Helen Papadaki

NF-κB signaling promotes cancer progression in a large number of malignancies. Metadherin, a coactivator of the NF-κB transcription complex, was recently identified to regulate different signaling pathways that are closely related to cancer. We assessed the immunohistochemical expression of p50, p65, and metadherin in 30 ovarian carcinomas, 15 borderline ovarian tumours, and 31 benign ovarian c...

Journal: :Human reproduction 2002
S Kupesic A Kurjak

BACKGROUND Our study was designed to evaluate whether ovarian antral follicle number, ovarian volume, stromal area and ovarian stromal blood flow are predictive of ovarian response and IVF outcome. A total of 56 women with normal basal serum FSH concentrations who had no history of ovarian surgery, no ovarian and/or uterine pathology, were non-smokers and undergoing their first IVF cycle using ...

Journal: :modares journal of medical sciences: pathobiology 2015
farideh eivazkhani bita ebrahimi behpour usefi rouhollah fathi hamid reza sameni

objective: different cryoprotectants are used for cryopreservation of ovarian tissue in patients at risk of infertility. ethylene glycol (eg), dimethyl sulfoxide (dmso) and propanediol (proh) have been chosen as the basic permeable cryoprotectants due to their decreased glass-formation characteristics compared to other cryoprotectants. in the present study, the effects of two different vitrific...

Journal: :anatomical sciences journal 0
mohammad nabiuni roya ganji mohammadhadi bahadori

introduction: melatonin acts as an indirect antioxidant and is a powerful direct free radical scavenger and direct responses to melatonin in the gonads are detected. this study aims to investigate the influence of different doses of melatonin on preantral follicle development and oogenesis of in vitro cultured mouse ovarian follicles. materials and methods: preantral follicles with diameters of...

2014
Mingbo Cai Zhenhua Hu Juanjuan Liu Jian Gao Chuan Liu Dawo Liu Mingzi Tan Danye Zhang Bei Lin

Beclin 1 is an autophagy-associated protein involved in apoptosis and drug resistance, as well as various malignancies. We investigated the expression of Beclin 1 protein in ovarian epithelial tissues and correlated it with the prognosis of ovarian cancer. Beclin 1 protein expression was determined using immunohistochemistry in 148 patients with ovarian epithelial cancer, 26 with ovarian border...

Nwaogu IC, Okolie IP

Background: To study the morphological development and histomorphometry of foetal and adult ovaries in Kano brown goats. Materials and Methods: Fifty-one foetal and fourteen adult ovaries obtained from slaughtered Kano brown does in Nsukka abattoir were used for this study. The ages of the adult does were determined by dentition and foetuses by crown rump length method. The foetal and adult ova...

Ovarian cancer is the most lethal gynecological cancer in which cisplatin-based treatment plays fundamental role as the first line chemotherapy option. However, development of platinum-resistance is a critical and poorly understood problem in ovarian cancer treatment. Although in vitro generation of platinum-resistant ovarian cancer cell lines is a long established approach to uncover the molec...

Journal: :International journal of reproduction, contraception, obstetrics and gynecology 2023

Ovarian ectopic pregnancy (OEP) accounts for <1% of pregnancies. Its underlying etiology is likely secondary to fertilized oocyte reflux ovary. The study represents left adnexa mass query ectopic. patient was successfully treated by exploratory laparotomy with intraoperative findings suggestive ovarian resection gestational sac and oopherotomy.

Journal: :Reproductive biology and endocrinology : RB&E 2003
Dusica Cvetkovic

Ovarian cancer represents the most lethal of the gynecological neoplasms. The molecular and genetic events associated with early ovarian oncogenesis are still largely unknown, thus contributing to the lack of reliable biomarkers for disease detection. Since the majority of ovarian tumors are diagnosed at an advanced stage, the availability of early ovarian cancer tissue samples for molecular an...

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