GnRH analogue
Utilisation of gonadotrophin-releasing hormone (GnRH) analogue to differentiate ovarian from adrenal hyperandrogenism in postmenopausal women
... of GnRH analogue as a diagnostic test is based on the principle that the secretion of androgens by ovarian tumours has been shown to be gonadotrophin dependent ...
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Effect of a GnRH analogue (peforelin) on the litter performance of gilts and sows
... on GnRH, FSH is also regulated by other peptides, such as gonadal activins, inhibins and follistatins ...(lamprey GnRH-III, l-GnRH-III) [14]. Products, which have l-GnRH-III (peforelin) as the ...
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Higher prevalence of obesity and overweight without an adverse metabolic profile in girls with central precocious puberty compared to girls with early puberty, regardless of GnRH analogue treatment
... a GnRH stimulation test, c) advancement of bone age over chronological age by at least 1 yr, d) pubertal uterine and ovarian volume at pelvic ultrasonography ...
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Effects of Gonadotropin Releasing Hormone Analogue in Enhancements of Pregnancy in Repeat Breeding Dairy Cows in and around Mekelle, Tigray, Ethiopia
... The study had three main phases. Phase one: training of thirty seven herd owners or their representatives for having more experience about the symptom and behavioral changes of estrus cycle. Farmers were made aware about ...
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Repeated administration of different hormonal preparations for artificial propagation and their effects on reproduction, survival and blood biochemistry profiles of female tench (Tinca tinca L )
... the GnRH analogue compared with females that were administered the carp pituitary were ...the GnRH analogue than in the group of females that had been administered ...
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A 6-month depot formulation of leuprolide acetate is safe and effective in daily clinical practice: a non-interventional prospective study in 1273 patients
... AstraZenca (Zoladex ® ) to 6-monthly leuprolide acetate monotherapy (n = 57). Within the first six months, a 93% decrease in the median PSA value was observed in the subpopulation that switched from leuprolide acetate, ...
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GnRH agonist versus GnRH antagonist in assisted reproduction cycles: oocyte morphology
... of GnRH-ant capable of blocking the pituitary receptors offered a new therapeutic ...of GnRH analogue used ...a GnRH-ant in controlled ovarian hyperstimulation improves the outcome of ...
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An evaluation of gonadotropin-releasing hormone analogue administered to gilts and sows on subsequent reproductive performance and piglet birth weight
... hypothalamic GnRH release, subsequently affecting LH pulse amplitude and/or frequency ...a GnRH analogue, could solve this temporary alternation in endogenous hypothalamic GnRH ...
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Effects of GnRH on Conception Rate at the Time of Artificial Insemination in Crossbred Dairy Cows
... study, was attributed to an earlier postpartum resumption of cyclicity. Butler (2000) suggested that the low fertility of the dairy cow under negative energy balance is associated with low estrogen and LH secretion, ...
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Decreased FGF8 signaling causes deficiency of gonadotropin releasing hormone in humans and mice
... The coalescence of several findings led us to hypothesize that FGF8 is a key ligand for FGFR1c in the etiology of GnRH deficiency. First, a proband was identified with KS and cleft palate who har- bors the L342S ...
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Gonadotropin releasing hormone receptor mRNA expression by human pituitary tumors in vitro
... An important question in the pathogenesis and regulation of human gonadotroph adenomas is whether heterogeneous gonadotropin responses to gonadotropin-releasing hormone (GnRH) are due to dysregulation of ...
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Enhanced at puberty 1 (EAP1) is a new transcriptional regulator of the female neuroendocrine reproductive axis
... The initiation of mammalian puberty and the maintenance of female reproductive cycles are events controlled by hypothalamic neurons that secrete the decapeptide gonadotropin- releasing hormone (GnRH). GnRH ...
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Effects of decreasing the frequency of gonadotropin releasing hormone stimulation on gonadotropin secretion in gonadotropin releasing hormone deficient men and perifused rat pituitary cells
... isolated GnRH deficiency who had achieved normal sex steroid levels during prior long-term pulsatile GnRH replacement and (b) perifused dispersed pituitary cells from male rats in the absence of sex ...four ...
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GnRH antagonist rescue protocol combined with cabergoline versus cabergoline alone in the prevention of ovarian hyperstimulation syndrome: a randomized controlled trial
... Several strategies have been proposed to prevent or minimize the intensity of OHSS. Cycle cancellation, withholding gonadotropins administration and postpon- ing human chorionic gonadotropin (HCG) injection till HCG ...
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GnRH I and II up-regulate MMP-26 expression through the JNK pathway in human cytotrophoblasts
... and GnRH II have been shown to regulate the expression of MMP-2, MMP-9/tissue inhibitor of metalloproteinases 1 (TIMP-1), and urokinase plasminogen activator (uPA)/plasminogen activator inhibitor (PAI) in human ...
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Predictive factors for oocyte retrieval failure in controlled ovarian hyperstimulation protocols: a retrospective observational cohort study
... The clinical characteristics of the patients are summarized in Table 1. The results of the univariate analyses of cycles with zero oocytes retrieved and cycles with one or more oocytes retrieved are shown in Table 2. ...
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New algorithm for OHSS prevention
... hCG for triggering of final oocyte maturation has been the gold standard treatment for decades, clinically approved and highly efficient. This triggering concept is the only one to be applied in patients co-treated with ...
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Using kisspeptin to assess GnRH function in an unusual case of primary amenorrhoea
... hypothalamic GnRH function, she underwent an 8-h assessment of gonadotropins beginning at 09:00 h with blood sampling at 10-min intervals until 17:00 ...normal GnRH secretion in response to ...
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Pituitary self priming actions of gonadotropin releasing hormone Kinetics of estradiol's potentiating effects on gonadotropin releasing hormone facilitated luteinizing hormone and follicle stimulating hormone release in healthy postmenopausal women
... of GnRH on LH and FSH release were tested by intravenous injections of equal paired doses of GnRH (10 micrograms) before and after 1, 5, 10, and 30 d of pure estradiol-17 beta delivery via an intravaginal ...
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GnRH agonist versus GnRH antagonist in in vitro fertilization and embryo transfer (IVF/ET)
... between GnRH-ant and GnRH-a was not significantly different (OR ...flexible GnRH-ant ...following GnRh ant compared with GnRh agonist regimens (OR ...
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