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Vasopressin receptors in human seminal vesicles：identification, pharmacologic characterization, and comparison with the vasopressin receptors present in the human kidney
Vasopressin receptors human seminal vesicles identification pharmacologic characterization
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2009/2/23
Because of the presence of a high density of vasopressin receptors in the epithelial cells of porcine seminal vesicles similar to the V2 vasopressin receptors of renal tubules, human seminal vesicle...
Age-related changes in the concentration of cytosolic androgen receptors in the epididymis, vas deferens and seminal vesicle of maturing male mice
Age-related changes cytosolic androgen receptors epididymis
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2009/2/23
In this study, changes in the number of androgen binding sites that occur in cytosols of epididymis, vas deferens and seminal vesicle of mice from 10 to 90 days of age are described. Specific satura...
Leydig cells do not have Fc receptors
Leydig cells Fc receptors
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2009/2/23
It has been reported that Leydig cells have Fc receptors, which traditionally have been considered markers specific for macrophages and polymorphonuclear leukocytes. The purpose of this investigat...
Radioautographic localization of atrial natriuretic factor receptors in the rat testis
Radioautographic localization atrial natriuretic factor receptors rat testis
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2009/2/23
Recent data have suggested that atrial natriuretic factors (ANFs) can modulate Leydig cell functions. An in vitro radioautographic procedure on slide-mounted frozen testicular sections was used to l...
Endocrine parameters, hormone receptors, and functions of the testicular interstitium and seminiferous epithelium in estradiol-immunized Ile-de-France rams
gonadotropin secretion Leydig cells Sertoli cells FSH receptors androgen receptors
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2009/2/23
The testicular response of Ile-de-France rams actively immunized against estradiol (E2) was evaluated during both the ovine nonbreeding season (spring) and breeding season (autumn). Plasma concentrati...
Characterization and localization of beta-adrenergic receptors in control and cryptorchidized rat testis by in vitro autoradiography
$-adrenergic receptors autoradiography cryptorchidectomy rat testis Sertoli cells
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2009/2/23
beta-adrenergic receptors were localized and characterized in control and cryptorchidized rats to investigate further their role in testicular function. Slide-mounted cryostat sections were incubate...
Characteristics of prolactin-modulated LH induction of LH/hCG receptors. Transient inhibition of receptor induction following prolactin exposure
LH luteinizing hormone
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2009/2/23
The temporal relationship between exposure to prolactin (PRL) and luteinizing hormone (LH) induction of LH receptors was investigated in hypophysectomized adult male rats. Testicular homogenate me...
Characterization of beta-adrenergic receptors in dispersed rat testicular interstitial cells
rat testis Leydig cell $-adrenergic receptor
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2009/2/23
Recent studies have shown that beta-adrenergic agents stimulate steroidogenesis and cyclic AMP formation in mouse Leydig cells in culture. To obtain information about the possible presence and the c...
Radioautographic localization of beta-adrenergic receptors in the rat ventral prostate
Radioautographic localization beta-adrenergic receptors rat ventral prostate
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2009/2/23
Previous studies performed with crude homogenates have demonstrated the presence of beta-adrenergic receptors in the rat ventral prostate. The precise localization of these receptors in prostatic ti...
Testicular LH receptors during aging in Fisher 344 rats
LH receptors testicular tumors Fisher 344 rats aging
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2009/2/20
Levels of serum LH, prolactin, testosterone, progesterone and 17-OH progesterone and the testicular concentration and total content of LH receptors were measured in 4-, 11-, 18-, and 27-month-old Fi...
Fibroblast androgen receptors in patients with genitourinary anomalies
Fibroblast androgen receptors patients genitourinary anomalies
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2009/2/20
The etiology of certain disorders of sexual differentiation is unclear. The authors have examined the hypothesis that hypospadias and other disorders compatible with a defect in androgen action, suc...
Evidence for the presence of androgen receptors in purified rat Leydig cells
androgen receptors purified rat Leydig cells
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2009/2/19
Leydig cells, purified on two sequential Percoll gradients to purities of 89 +/- 1%, were used to study the binding of 17-beta-hydroxy-17 alpha-methyl-estra-4,9,11-triene-3-one(3H-R1881). The accumu...
Estrogens and cytosolic estrogen receptors in aged male rats
Estrogens cytosolic estrogen receptors aged male rats
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2009/2/19
To determine whether estrogens may play a role in the decline in Leydig cell function in aged rats, plasma levels of testosterone, estradiol, and estrone; intratesticular concentrations of testoster...
Effects of Prolactin on Prostate Androgen Receptors in Male Rats
prolactin prostate androgen receptors immature male rats
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2009/2/19
Five groups of immature (30-day-old) intact male rats were injected daily for ten days with different doses of ovine prolactin (5, 10, 25, 50, or 500 µg per rat per day). At the end of the t...
Aging in the AXC Rat：Androgen Regulation of Prostate Prolactin Receptors
aging rat prostate receptors prolactin
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2009/2/18
Prolactin receptor content of ventral prostates of young mature (4-5-month-old), adult (12-13-month-old), and aged (24-27-month-old) untreated AXC rats was 677 ± 151, 826 ± 242, and 213 ± 59 (P < 0.01...