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Kinetics of secretion of luteinizing hormone subunits and free alpha, and effects of gonadotropin releasing hormone
luteinizing hormone subunits gonadotropin releasing hormone
2009/2/23
While GnRH is known to stimulate release of pituitary gonadotropins, its acute effects on the kinetics of secretion of the various hormones and subunits are not well characterized. Pulse-chase exp...
Testosterone dose-dependency of sexual and nonsexual behaviors in the gonadotropin-releasing hormone antagonist-treated male rat
Testosterone dose-dependency sexual nonsexual behaviors gonadotropin-releasing hormone male rat
2009/2/23
The testosterone dose-dependency of several mating and nonmating behaviors was examined in the male rat, chemically castrated with a GnRH antagonist analog. Graded doses of testosterone enanthate ...
Pituitary-testicular function of prostatic cancer patients during treatment with a gonadotropin-releasing hormone agonist analog. II. Endocrinology and histology of the testis
Pituitary-testicular function prostatic cancer patients gonadotropin-releasing hormone
2009/2/23
Endogenous testosterone (T), LH and FSH receptors, and in vitro production of cyclic adenosine-3':5'-monophosphate (cAMP), T and some of its steroid precursors were measured in testicular tissue obt...
Pituitary-testicular function of prostatic cancer patients during treatment with a gonadotropin-releasing hormone agonist analog. I. Circulating hormone levels
Pituitary-testicular function prostatic cancer patients treatment gonadotropin-releasing hormone
2009/2/23
Eight patients with advanced prostatic carcinoma (ages 59 to 78 years) were treated with a potent gonadotropin-releasing hormone (GnRH) agonist analog (buserelin, Hoechst; 600 micrograms intranasall...
Effect of gonadotropin-releasing hormone on prolactin levels in males unrelated to stress or behavioral changes
gonadotropin-releasing hormone prolactin levels males
2009/2/23
Hormone levels, physiologic parameters, electroencephalographic (EEG) activity, and changes in subjective feelings recorded using a nonverbal instrumental device were assessed following the double-b...
Mechanism of action of gonadotropin-releasing hormone-stimulated Leydig cell steroidogenesis. II. Gonadotropin-releasing hormone stimulates phospholipid labeling
gonadotropin-releasing hormone Leydig cells steroidogenesis phospholipids
2009/2/20
To investigate mechanisms responsible for gonadotropin-releasing hormone (GnRH)-stimulated Leydig cell steroidogenesis, the effects of GnRH agonist [des-Gly10, (D-Ala6) GnRH] on phospholipid turnove...
Mechanism of action of gonadotropin-releasing hormone-stimulated Leydig cell steroidogenesis
gonadotropin-releasing hormone Leydig cells testosterone cAMP cAMP-dependent protein kinase nifedipine calcium
2009/2/20
The present study was designed to elucidate mechanisms responsible for gonadotropin-releasing hormone (GnRH)-stimulated testosterone formation. Purified Leydig cells from adult Sprague-Dawley rats...
Impact of Pulsatile Administration of Gonadotropin-Releasing Hormone on the Pituitary-Testicular Axis of the Immature Rat
pulsatile gonadotropin-releasing hormone administration luteinizing hormone androgens
2009/2/19
Effects of administering low doses of GnRH (30 ng/100 g body weight) at various frequencies on the pituitary-testicular axis were investigated. During a 6-hour treatment period, GnRH was administe...
Testosterone Pretreatment and the Response of Pituitary LH to Gonadotropin-Releasing Hormone（GnRH）in the Male Dog
GnRH LH-response testosterone dog
2009/2/19
To characterize the effects of testosterone (T) pretreatment on the response of pituitary LH secretion to exogenous gonadotropin-releasing hormone (GnRH), intact male dogs were injected subcutaneo...
The effects of gonadotropin-releasing hormone immunization and recombinant follicle-stimulating hormone on the Leydig cell and macrophage populations of the adult rat testis
Stereology morphometry optical disector leucocytes
2009/2/17
The objective of this study was to investigate the role of the gonadotropins and, in particular follicle-stimulating hormone (FSH) in maintaining the Leydig cell and macrophage populations of the adul...
Estrogen receptor messenger RNA expression in human benign prostatic hyperplasia：detection, localization, and modulation with a long-acting gonadotropin-releasing hormone agonist
Estrogen receptor messenger RNA expression human benign prostatic hyperplasia detection localization
2009/2/12
We have analyzed human benign prostatic hyperplastic (BPH) tissue derived from eight radical prostatectomy specimens from patients with prostate cancer for the expression of the estrogen receptor ...
Follicle-stimulating hormone（FSH）escape during chronic gonadotropin-releasing hormone（GnRH）agonist and testosterone treatment
GnRH agonist FSH male contraception spermatogenesis
2009/2/12
Observations that serum follicle-stimulating hormone (FSH) levels begin to rise after initial suppression during chronic gonadotropin-releasing hormone (GnRH) agonist treatment of men with prostat...
Comparative effects of two different delivery systems on gonadotropin-releasing hormone（GnRH） antagonist-induced suppression of gonadotropins and testosterone in man
GnRH antagonists luteinizing hormone (LH)
2009/2/12
The Nal-Glu gonadotropin-releasing hormone (GnRH) antagonist, when given in daily subcutaneous (SC) doses of 5 mg or higher, maximally suppresses serum luteinizing hormone (LH) and follicle-stimul...
Dose-response effects of gonadotropin-releasing hormone on plasma concentrations of gonadotropins and testosterone in fertile and subfertile stallions
gonadotropin-releasing hormone luteinizing hormone follicle-stimulating hormone testosterone horse fertility
2009/2/11
Five fertile and five subfertile stallions were treated with a single intravenous injection of saline the first week followed by a single intravenous injection of varying doses of gonadotropin-rel...
Differential actions of gonadotropin-releasing hormone and human chorionic gonadotropin on interstitial fluid volume and immunoglobulin G concentrations in adult rat testis
gonadotropin-releasing hormone human chorionic gonadotropin interstitial fluid volume immunoglobulin G concentrations adult rat testis
2008/12/25
Gonadotropin-releasing hormone (GnRH) agonists regulate testicular interstitial fluid (tIF) volume, most probably via specific receptors on Leydig cells. The aim of this study was to confirm the int...