نتایج جستجو برای: poor ovarian function

تعداد نتایج: 1494183  

Journal: :Maturitas 2012
R A Anderson S M Nelson W H B Wallace

Our understanding of female reproductive function has been hampered by our inability to directly assess the number of non-growing primordial follicles present in the ovary, the ovarian reserve. Female reproductive hormones (FSH and LH, the inhibins and steroids) reflect the activity of the larger growing follicles and thus are largely informative of peri-ovulatory ovarian activity. In contrast ...

2017
Paola Tiberio Ludmila Lozneanu Valentina Angeloni Elena Cavadini Patrizia Pinciroli Maurizio Callari Maria Luisa Carcangiu Domenica Lorusso Francesco Raspagliesi Valentina Pala Maria Grazia Daidone Valentina Appierto

The functional role of AF1q/MLLT11, an oncogenic factor involved in a translocation t(1;11)(q21;q23) responsible for acute myeloid leukaemia, has been investigated in hematological and solid malignancies and its expression was found to be linked to tumor progression and poor clinical outcome. In addition to its oncogenic function, AF1q has been shown to play a role in the onset of basal and dru...

2013
Xiaoyan Pang Hai Shang Boya Deng Fang Wen Yi Zhang

Tumor-associated macrophages (TAMs) are correlated with poor prognosis in many human cancers; however, the mechanism by which TAMs facilitate ovarian cancer cell migration and invasion remains unknown. This study was aimed to examine the function of adrenomedullin (ADM) in macrophage polarization and their further effects on the migration of ovarian cancer cells. Exogenous ADM antagonist and sm...

Journal: :OncoTargets and therapy 2016
Ke Wang Dan Li Lu Sun

PURPOSE The aim of this study was to investigate the clinical significance and biological function of epidermal growth factor receptor (EGFR) expressed in tumor stroma of epithelial ovarian cancer. METHODS Immunohistological staining of EGFR was evaluated in 242 patients with epithelial ovarian cancer. The correlations of EGFR expression in tumor stroma with clinicopathological features and w...

2012
Francis Jacob Kristjan Ukegjini Sheri Nixdorf Caroline E. Ford Jake Olivier Rosmarie Caduff James P. Scurry Rea Guertler Daniela Hornung Renato Mueller Daniel A. Fink Neville F. Hacker Viola A. Heinzelmann-Schwarz

BACKGROUND Activation of the Wnt signaling pathway is implicated in aberrant cellular proliferation in various cancers. In 40% of endometrioid ovarian cancers, constitutive activation of the pathway is due to oncogenic mutations in β-catenin or other inactivating mutations in key negative regulators. Secreted frizzled-related protein 4 (SFRP4) has been proposed to have inhibitory activity throu...

Journal: :Journal of Biosciences and Medicines 2023

Ovarian cancer is one of the three major malignant tumors in gynecology, with increasing incidence and mortality rates. Currently, main treatment methods remain surgical intervention combination chemotherapy. However, due to its high recurrence rate risk drug resistance, overall prognosis poor. has been identified as an immunegenic tumor, recent years, continued advancement research into immune...

2011
Kevin M. Hart Katelyn T. Byrne Michael J. Molloy Edward M. Usherwood Brent Berwin

Elevated levels of IL-10 in the microenvironment of human ovarian cancer and murine models of ovarian cancer are well established and correlate with poor clinical prognosis. However, amongst a myriad of immunosuppressive factors, the actual contribution of IL-10 to the ovarian tumor microenvironment, the mechanisms by which it acts, and its possible functional redundancy are unknown. We previou...

Journal: :Cancer research 2009
Jill K Slack-Davis Kristen A Atkins Christine Harrer E Daniel Hershey Mark Conaway

Ovarian cancers metastasize by attaching to and invading through the mesothelium, a single layer of mesothelial cells lining the peritoneal cavity. The presence of invasive peritoneal metastases is associated with a poor prognosis for ovarian cancer (5-year survival <25%). Vascular cell adhesion molecule-1 (VCAM-1) is a cell surface receptor that mediates leukocyte attachment and extravasation ...

Journal: :Frontiers in bioscience 2012
Magdalena Medrzycki Yunzhe Zhang John F McDonald Yuhong Fan

H1 linker histones play a key role in facilitating higher order chromatin folding. Emerging evidence suggests that H1 and its multiple variants are important epigenetic factors in modulating chromatin function and gene expression. Ovarian cancer is a devastating disease, ranking the fifth leading cause of all women cancer death due to its poor prognosis and difficulty in early diagnosis. Althou...

2016
Sophia So Ngo Lam Carman Ka Man Ip Abby Sin Chi Mak Alice Sze Tsai Wong

Ovarian cancer is the leading cause of death of all gynecologic tumors, associated with widespread peritoneal dissemination and malignant ascites. Key to this is the ability to form multicellular spheroids (MCS); however, the tumor-specific factors that regulate MCS formation are unclear. p70 S6 kinase (p70S6K), which is a downstream effector of phosphatidylinositol 3-kinase/Akt, is frequently ...

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