نتایج جستجو برای: poor ovarian function

تعداد نتایج: 1494183  

2014
Yan Xia Ting Chang Yingmei Wang Yixiong Liu Wenhui Li Ming Li Heng-Yu Fan

YAP is a key component of the Hippo signaling pathway and plays a critical role in the development and progression of multiple cancer types, including ovarian cancer. However, the effects of YAP on ovarian cancer development in vivo and its downstream effectors remain uncertain. In this study we found that strong YAP expression was associated with poor ovarian cancer patient survival. Specifica...

2017
Stav Sapoznik Sarit Aviel-Ronen Keren Bahar-Shany Oranit Zadok Keren Levanon

Delayed diagnosis of ovarian cancer, as well as high recurrence rates and lack of personalized therapy options, are among the causes for poor survival figures. Much effort is made towards developing new therapeutic possibilities, however predictive biomarkers are still unavailable. CCNE1 amplification, occurring in ~20% of the high grade serous ovarian tumors, was previously proposed as a marke...

Journal: :Human reproduction 2005
Joana Peñarrubia Francisco Fábregues Dolors Manau Montserrat Creus Francisco Carmona Roser Casamitjana Juan A Vanrell Juan Balasch

BACKGROUND There is scanty information analysing the predictive value of a poor response, in terms of cancellation of the IVF cycle because of poor follicular development, as a predictor of ovarian response in a subsequent treatment cycle. This study, where logistic regression analysis was used, was undertaken to investigate the relative power of the woman's age, basal FSH, and previous cycle c...

.A. R Najafpour .E Khaliloo .G. R AbdolAlizadeh .G. R Najafi .M Razi

In the present study was performed to evaluate the follicular growth and hormonal changes after ovarian artery ligation in rats. Fifty six virgin 90-day–old female rats were used. The rats were chosen from 100 female rats by a vaginal smear, which showed that they were synchronized in estrous phase of the menstrual cycle. Animals were kept in seven cages (n=8 in each) at a temperature of 22 ± 2...

2016
Bihui Huang Mingzhu Yin Xia Li Guosheng Cao Jin Qi Ge Lou Shijie Sheng Junping Kou Kang Chen Boyang Yu

Epithelial ovarian carcinomas (EOC) cause more mortality than any other cancer of the female reproductive system. New therapeutic approaches to reduce EOC mortality have been largely unsuccessful due to the poor understanding of the mechanisms underlying EOC proliferation and metastasis. Progress in EOC treatment is further hampered by a lack of reliable prognostic biomarkers for early risk ass...

2018
Hui Luo Xiaohui Xu Miaomiao Ye Bo Sheng Xueqiong Zhu

BACKGROUND The prognostic role of human epidermal growth factor receptor 2 (HER2) in ovarian cancer has been investigated in previous studies, but the results remain controversial. Here we present a meta-analysis to systematically review the association between HER2 expression and ovarian cancer prognosis. METHOD Observational studies published until July 2017 were searched in Pubmed, Embase,...

2013
Hanwen Zhang Qiuyu Wang Qian Zhao Wen Di

BACKGROUND Epithelial ovarian cancer (EOC) is still a major gynecologic problem with poor 5 year survival rate due to distance metastases, despite routine surgery and chemotherapy. The precise underlying molecular mechanisms that trigger EOC migration and invasion are unclear. Recent studies suggest that the expression of microRNAs is widely dysregulated in ovarian cancer; and that they have ev...

Journal: :Human reproduction 2002
I A J van Rooij F J M Broekmans E R te Velde B C J M Fauser L F J M M Bancsi F H de Jong A P N Themmen

BACKGROUND Anti-Müllerian hormone (AMH) is produced by the granulosa cells of preantral and small antral follicles and its levels can be assessed in serum. Since the number of ovarian follicles declines with increasing age, AMH levels might be used as a marker for ovarian ageing. Therefore, we studied the relationship between AMH levels and ovarian response during ovarian stimulation for IVF. ...

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