نتایج جستجو برای: amh receptor

تعداد نتایج: 591799  

Journal: :Molecular human reproduction 2013
J V Jeppesen R A Anderson T W Kelsey S L Christiansen S G Kristensen K Jayaprakasan N Raine-Fenning B K Campbell C Yding Andersen

Anti-Müllerian hormone (AMH) is exclusively produced by granulosa cells (GC) of the developing pre-antral and antral follicles, and AMH is increasingly used to assess ovarian function. It is unclear which size follicles make the most AMH (total content) and are the main contributors to circulating AMH concentrations. To determine AMH gene expression in GC (q-RT-PCR) and follicular AMH productio...

Journal: :Human reproduction 2013
Alice Pierre Maëliss Peigné Michaël Grynberg Nassim Arouche Joëlle Taieb Laetitia Hesters Jacques Gonzalès Jean-Yves Picard Didier Dewailly Renato Fanchin Sophie Catteau-Jonard Nathalie di Clemente

STUDY QUESTION Are anti-Müllerian hormone (AMH) and AMH type II receptor (AMHR-II) mRNAs similarly regulated by gonadotrophins in lutein granulosa cells (GCs) from control, normo-ovulatory and oligo/anovulatory women with polycystic ovary syndrome (PCOS)? SUMMARY ANSWER AMH mRNA expression was induced by LH only in lutein GC of oligo/anovulatory PCOS women; down-regulation of AMHR-II, induced...

Journal: :Sexual development : genetics, molecular biology, evolution, endocrinology, embryology, and pathology of sex determination and differentiation 2017
Jean-Yves Picard Richard L Cate Chrystèle Racine Nathalie Josso

Male sex differentiation is driven by 2 hormones, testosterone and anti-müllerian hormone (AMH), responsible for the regression of müllerian ducts in male fetuses. Mutations inactivating AMH or its receptor AMHRII lead to the persistent müllerian duct syndrome (PMDS) in otherwise normally virilized 46,XY males. Our objective was to review the clinical, anatomical, and molecular features of PMDS...

Journal: :Hormones 2011
Artemis Karkanaki Christos Vosnakis Dimitrios Panidis

Anti-Müllerian hormone (AMH) is a homodimeric glycoprotein, a member of the transforming growth factor-β superfamily. Over the last decade, a large number of studies examining the multiple roles of AMH have been published. AMH levels accurately reflect the ovarian follicular reserve and could, therefore, be considered as an extremely sensitive marker of ovarian aging and a valuable tool in the ...

Journal: :Molecular human reproduction 2015
L S Mamsen T S Petersen J V Jeppesen K Møllgård M L Grøndahl A Larsen E Ernst C Oxvig A Kumar B Kalra C Y Andersen

From early embryonic life, anti-Müllerian hormone (AMH) is produced by Sertoli cells and is essential for male sex differentiation. In females, AMH is produced by immature granulosa cells (GCs) but a definitive function in females is uncertain. We have assessed the cellular localization and specificity of a panel of five novel high-affinity AMH monoclonal antibodies. Two recognize the mature C-...

Journal: :Human reproduction 2012
Casper P Hagen Lise Aksglaede Kaspar Sørensen Annette Mouritsen Anna-Maria Andersson Jørgen Holm Petersen Katharina M Main Anders Juul

BACKGROUND In adult women, the circulating level of anti-Müllerian hormone (AMH) is a novel marker of ovarian function, as it reflects the number of remaining ovarian follicles. Therefore, AMH has gained widespread attention in fertility clinics, and a low AMH is believed to predict impaired fertility and imminent menopause. However, the natural course of circulating AMH levels during female ch...

Journal: :Human reproduction 2011
A J Lem V H Boonstra J S Renes P E Breukhoven F H de Jong J S E Laven A C S Hokken-Koelega

Background Fetal growth restriction is thought to negatively influence reproductive function in later life. Serum anti-Müllerian hormone (AMH) is a marker of the primordial follicle pool. The objectives of this study were to evaluate the effect of being born small for gestational age (SGA) on serum AMH levels and to investigate the effect of growth hormone (GH) treatment on serum AMH levels in ...

2012
Jason Franasiak Steven L. Young Christopher D. Williams Lisa M. Pastore

Others have studied acupuncture treatment for polycystic ovary syndrome (PCOS). Anti-müllerian hormone (AMH) is positively correlated with the ovarian follicle pool, thus making it a useful ovarian reserve measure. AMH is elevated in women with PCOS and has been suggested as a diagnostic tool. This study examined the impact of electroacupuncture on AMH concentration in women with PCOS. Seventy-...

Journal: :International journal of clinical and experimental pathology 2014
Pin-Yao Lin Fu-Jen Huang Fu-Tsai Kung Hsin-Ju Chiang Yu-Ju Lin Yi-Chi Lin Kuo-Chung Lan

OBJECTIVE To determine whether or not the level of serum anti-Müllerian hormone (AMH) is related to early ovarian aging in young women (< 35 years of age) undergoing in vitro fertilization (IVF)/intracytoplasmic sperm injection (ICSI) cycles. DESIGN Retrospective cohort study. SETTING An IVF laboratory in a university hospital in Taiwan. Patient (s): 70 young women (< 35 years of age) with ...

Journal: :Molecular human reproduction 2004
Christien Weenen Joop S E Laven Anne R M Von Bergh Mark Cranfield Nigel P Groome Jenny A Visser Piet Kramer Bart C J M Fauser Axel P N Themmen

Anti-Müllerian hormone (AMH) is a member of the transforming growth factor-beta superfamily, which plays an important role in both ovarian primordial follicle recruitment and dominant follicle selection in mice. However, the role of AMH in folliculogenesis in humans has not been investigated in detail. In the present study, AMH expression was assessed using immunohistochemistry in ovarian secti...

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