نتایج جستجو برای: amh receptor
تعداد نتایج: 591799 فیلتر نتایج به سال:
We have previously reported that anti-Müllerian hormone (AMH), also known as Müllerian-inhibiting substance, the testicular glycoprotein involved in regression of the Müllerian ducts of the male fetus, induces the formation of seminiferous cord-like structures in fetal ovaries exposed to it in organ culture. We have now investigated the effect of bovine AMH, purified to homogeneity, on ovarian ...
Objective. To investigate ovarian reserves in attack-free familial Mediterranean fever (AF-FMF) patients at the reproductive age by anti-Müllerian hormone (AMH), antral follicle count (AFC), ovarian volume, and hormonal parameters. Methods. Thirty-three AF-FMF patients aging 18-45 years and 34 healthy women were enrolled and FSH, LH, E2, PRL, and AMH levels were measured in the morning blood sa...
CONTEXT Serum anti-Müllerian hormone (AMH) levels are significantly elevated in adolescents with polycystic ovary syndrome (PCOS) compared to normal controls. Whether adolescents with oligomenorrhea have elevated AMH levels is unknown. OBJECTIVE This study was performed to assess serum AMH levels in oligomenorrheic (OLIGO) girls without evidence of hyperandrogenism. DESIGN This was a prospe...
BACKGROUND Carriers of a premutation (CGG repeat length 55-200) in the fragile X mental retardation (FMR1) gene are at risk for primary ovarian insufficiency (FXPOI). The anti-Müllerian hormone (AMH) level acts as a useful marker of ovarian follicle reserve and, thus, may serve to predict when this ovarian reserve becomes too low to sustain ovarian function. We investigated the intra-individual...
OBJECTIVE To evaluate whether circulating levels of antimüllerian hormone (AMH) predict fecundability in young healthy women. DESIGN Prospective cohort study. SETTING General community. PATIENT(S) A total of 186 couples who intended to discontinue contraception to become pregnant were followed until pregnancy or for six menstrual cycles. INTERVENTION(S) None. MAIN OUTCOME MEASURE(S) F...
BACKGROUND Women with polycystic ovarian syndrome (PCOS) are known to have elevated circulating Anti-Müllerian hormone (AMH), which has been found to desensitize ovarian follicles to follicle stimulating hormone (FSH). The purpose of this study was to investigate the impact of high circulating AMH on ovarian responsiveness to ovulation induction with gonadotrophins in PCOS women. METHODS This...
background: anti-mullerian hormone (amh) is constantly secreted during menstrual cycles and may offer several advantages over traditional biomarkers of ovarian reserve. objective: to assess the relationship of anti-mullerian hormone (amh) values, which are used to evaluate ovary reserves, with oocyte and embryo quality and with art outcomes in patients undergoing intra-cytoplasmic sperm injecti...
Persistent M ü llerian duct syndrome (PMDS) is an autosomal recessive disorder of sex development (DSD) characterized by the presence of M ü llerian duct derivatives in 46, XY phenotypic males. To date, more than 50 different mutations of the anti-M ü llerian hormone gene (AMH) have been reported. Here, we report two novel mutations of AMH in a Japanese patient with PMDS. A 1-year-old male pres...
The levels and intracellular localization of wild-type transforming growth factor β superfamily (TGFβ-SF) receptors are tightly regulated by endocytic trafficking, shedding and degradation. In contrast, a main regulatory mechanism of mutation-bearing receptors involves their intracellular retention. Anti-Müllerian hormone receptor II (AMHRII, also known as AMHR2) is the type-II receptor for ant...
The female internal sex organs develop from the paramesonephric (Mullerian) duct. In male embryos, the regression of the Mullerian duct is caused by the anti-Mullerian hormone (AMH), which plays an important role in the process of testicular descent. The physiological remnant of the Mullerian duct in males is the appendix testis (AT). In our previous study, we presented evidence for the decreas...
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