نتایج جستجو برای: Gonadotropin-releasing hormone

تعداد نتایج: 165313  

Journal: :iranian journal of veterinary research 2014
s. wei z. gong j. dong x. ouyang k. xie

this study explored the effects of gnrh agonist (gnrha) immunity on expression of fshr mrna in pituitary and fshr protein in uteri, and also confirmed its efficacy on uterine development. 42 prepuberty and non cyclic ewes were assigned to 6 experimental groups (eg) during anestrus season. animals in eg-i, eg-ii and eg-iii were subcutaneously injected with 200, 300 and 400 μg alarelin antigens (...

Journal: :international journal of reproductive biomedicine 0
ashraf alyasin shayesteh mehdinejadiani marzieh ghasemi

routinely, a bolus of 5.000-10.000 iu human chorionic gonadotropin (hcg) is usedfor the final follicular maturation and ovulation as a standard method. hcg has thesame effect of luteinizing hormone (lh) with long half-life. it has the longlutheotrophic effect which increases the risk of ovarian hyper stimulation syndrome(ohss). recently, gonadotropin-releasing hormone agonist (gnrh-a) trigger h...

Journal: :nephro-urology monthly 0
farid fazeli uro-oncology research center, tehran university of medical sciences, tehran, ir iran mohammad reza nowroozi uro-oncology research center, tehran university of medical sciences, tehran, ir iran; uro-oncology research center, tehran university of medical sciences, tehran, ir iran. tel: +98-2166903063, fax: +98-2166903063 mohsen ayati uro-oncology research center, tehran university of medical sciences, tehran, ir iran sahar latifi brain and spinal cord injury research center, neuroscience institute, tehran university of medical sciences, tehran, ir iran mohsen taheri mahmoodi uro-oncology research center, tehran university of medical sciences, tehran, ir iran abbas norouzi javidan brain and spinal cord injury research center, neuroscience institute, tehran university of medical sciences, tehran, ir iran

conclusions our study showed that microrelin is as effective as diphereline in reducing psa and testosterone and can be recommended to initiate medical castration in patients with pc. results each group contained 40 patients. in group a, psa was reduced from 75.78 ± 72.43 ng/ml to 1.93 ± 1.40 ng/ml after 6 months and testosterone was reduced from 3.50 ± 1.12 nmol/l to 0.81 ± 0.05 nmol/l. there ...

Journal: :acta medica iranica 0
zohreh karamizadeh department of pediatric endocrinology, student research center, shiraz university of medical sciences, shiraz, iran. mahmoodreza tabebordbar department of pediatric endocrinology, student research center, shiraz university of medical sciences, shiraz, iran. forough saki department of pediatric endocrinology, student research center, shiraz university of medical sciences, shiraz, iran. hamdollah karamifar department of pediatric endocrinology, student research center, shiraz university of medical sciences, shiraz, iran. gholamhossein amirhakimi department of pediatric endocrinology, student research center, shiraz university of medical sciences, shiraz, iran.

treatment of central precocious puberty (cpp) is the administration of gnrh analogs. metabolic syndrome comprised metabolic disturbances that confer increased risk of (cvd) diabetes mellitus (dm) and cardiovascular disease. this study is a longitudinal prospective study in pediatric endocrinology clinic. 30 non-obese children with idiopathic cpp were involved. total body weight, height, blood p...

Journal: :iranian journal of veterinary research 2014
gh. h. farjah t. peirouvi b. heshmatian m. yasami m. a. dolatkhah

gonadotropin-releasing hormone (gnrh) has neuromodulatory roles in central and peripheral nervous systems. the purpose of this study is to evaluate the effect of gnrh analog (buserelin) on peripheral nerve regeneration. forty adult male rats were divided into buserelin-treated, normal saline, sham surgery, and castrated + buserelin groups. the left sciatic nerve was crushed by a fine forceps an...

Journal: :international journal of endocrinology and metabolism 0
kobra shiasi arani department of pediatric endocrinology, research center for biochemistry and nutrition in metabolic disorders, kashan university of medical sciences, kashan, ir iran; department of pediatric endocrinology, research center for biochemistry and nutrition in metabolic disorders, kashan university of medical sciences, kashan, ir iran. tel: +98-3155580190, fax: +98-3155548900 fatemeh heidari nekoei-hedayati therapeutic educational center, qom university of medical sciences, qom, ir iran

results from 110 subjects with cpp, 46 girls (41.8%) were considered as intervention and 64 (58.2%) as control groups. the mean age at initial visit was 7.46 ± 1.03 years. the bmi standard deviation scores in both groups was not significantly different at sixth and 12th months of treatment compared with baseline (p = 0.257 and p = 0.839, respectively). the prevalence of obesity was not signific...

Journal: :international journal of reproductive biomedicine 0
maryam eftekhar sepideh miraj zahrasadat mortazavifar

background: gonadotropin-releasing hormone (gnrh) plays essential roles in embryo implantation, invasion of trophoblastic tissue, and steroid synthesis in the placenta. objective: the aim of this study was to evaluate the effect of gnrh antagonist administration on pregnancy outcomes in early implantation period. materials and methods: in this retrospective study, 94 infertile women undergoing ...

2009
P. Podhorec J. Kouril

Gonadotropin-releasing hormone in Cyprinidae as in other Vertebrates functions as a brain signal which stimulates the secretion of luteinizing hormone from the pituitary gland. Two forms of gonadotropin-releasing hormone have been identified in cyprinids, chicken gonadotropin-releasing hormone II and salmon gonadotropinreleasing hormone. Hypohysiotropic functions are fulfilled mainly by salmon ...

Journal: :international journal of fertility and sterility 0
mohammad saied salehi amin tamadon mohammad reza jafarzadeh shirazi mohammad reza namavar mohammad javad zamiri

until 2000 it was believed that gonadotropin-releasing hormone (gnrh) was the sole regulator of hypophyseal gonadotropes. in 2000, the discovery of a gonadotropin inhibitory hormone (gnih) initiated a revolution in the field of reproductive physiology. identification of gnih homologues in mammals, the arginine-phenylalanine- amide (rfamide)-related peptides (rfrps), indicated a similar function...

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